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Upgrading or replacing the brake calipers on your Jeep Gladiator matters for safety and consistent stopping performance. Worn or failing calipers can cause uneven pad wear, reduced braking force, or fluid leaks that compromise pedal feel and vehicle control. This guide presents the top six caliper options shortlisted for fit, durability, and braking performance specifically for the Gladiator.Each pick was evaluated against practical criteria that matter to owners, including fitment, seal and piston quality, corrosion protection, and ease of installation. Read on to understand how the selections address common caliper issues and which attributes to prioritize for your driving style and maintenance needs.
Looking for other parts? See all Jeep Gladiator parts & accessories.
Top Picks at a Glance
| Best Overall The best all-around choice for most situations | Sawyer Auto Replacement Front Right Brake Caliper for 2020-2023 Jeep Gladiator |  |
| Best Quality Built to a higher standard if you want something more solid | Wilwood AERO6-DM Front & Superlite 4R Rear Big Brake Kit for Jeep Gladiator JT |  |
| Best Value The sweet spot between price and what you get | bproauto Disc Brake Caliper (Front Right) for Jeep Gladiator and Wrangler |  |
| Best Budget The cheapest option that still gets the job done reliably | JC Whitney Rear Left Brake Caliper Assembly with Bracket |  |
| Highest Rated A top-rated pick with lots of positive feedback | JC Whitney Rear Right Brake Caliper Assembly with Bracket |  |
| Most Popular A crowd favorite that many people choose with confidence | PowerStop Z17 Front Brake Kit with Calipers, Rotors, and Ceramic Pads |  |
1. Sawyer Auto Replacement Front Right Brake Caliper for 2020-2023 Jeep Gladiator
| Brand | Sawyer Auto |
|---|---|
| Manufacturer Part Number | PG-1304404 |
| Fitment | Front Right, 2020-2023 Jeep Gladiator |
| Condition | Refurbished housing with new seals |
This Sawyer Auto front right brake caliper is a direct-fit replacement made for 2020–2023 Jeep Gladiator front applications and arrives with a mounting bracket and installation hardware. It is bench-tested for piston travel and sealing, so it should restore normal braking by moving the pad toward the rotor as intended. The housing is refurbished and seals are replaced to match factory fitment, and the vendor recommends installing to factory torque specs and bleeding the brake system after fitting. In practice this caliper is useful for Gladiator owners repairing leaks, seized pistons, or internal seal failure without replacing other suspension or brake components. Because it is a refurbished housing rather than a fully new casting, buyers should expect factory-compatible function but not a brand-new unit appearance. Use with vented rear disc setups as noted in the fitment information and follow standard brake safety and break-in procedures after installation.
Best for: Buyers looking for a reliable, straightforward repair part to restore braking performance on a 2020–2023 Gladiator without replacing the entire brake assembly.
Less Ideal for: Those seeking a brand-new OEM-style caliper for long-term durability or buyers wanting an upgraded performance caliper should consider alternatives.
- Direct-fit for 2020–2023 Jeep Gladiator front right application with supplied bracket and hardware
- Bench-tested for piston travel and sealing to help ensure functional replacement
- Refurbished housing with new seals to match factory fitment and restore braking operation
- Refurbished housing rather than a fully new caliper may show cosmetic wear and shorter expected lifespan than new castings
Verdict: Choose this caliper when you need a tested, direct-fit front right replacement to quickly restore braking function on a 2020–2023 Jeep Gladiator.
2. Wilwood AERO6-DM Front & Superlite 4R Rear Big Brake Kit for Jeep Gladiator JT
| Compatible vehicle | Jeep Gladiator JT (2020-2024) |
|---|---|
| Front rotor diameter | 13.38 inches |
| Rear rotor diameter | 14 inches |
| Includes | Stainless brake lines and 2 bottles Wilwood 570 fluid |
This Wilwood combo replaces the factory braking hardware on the Jeep Gladiator JT with a high-performance front AERO6-DM six-piston direct-mount caliper and Superlite 4R four-piston rear kit paired with large alloy rotors. It is sold as a turn-key set that includes stainless braided brake lines and Wilwood high-temperature brake fluid so installation yields a complete hydraulic upgrade and faster stop response. The front setup increases clamping force and rotor swept area for stronger braking and reduced fade under repeated use, while the rear kit preserves the factory parking brake and ABS functionality. Notable practical benefits include improved pedal modulation for spirited driving and better heat management from the larger rotors and slotted surfaces. Expect this kit to require 18-inch or larger wheels or spacers and to be a more involved install than a pad-and-rotor swap since it replaces calipers and adds lines. The package focuses on performance braking rather than cost or a quick bolt-on factory-style replacement.
Best for: Buyers who prioritize track-capable street braking and stronger, more consistent stopping performance on a Gladiator JT and are willing to upgrade wheels or accept a more involved install.
Less Ideal for: Drivers seeking a low-cost, simple factory-style replacement or those who want to keep original wheel fitment without spacers should consider other options.
- Complete front and rear kit including stainless braided lines and Wilwood high-temp brake fluid
- High clamping force from forged AERO6-DM six-piston front calipers for stronger braking and reduced fade
- Rear Superlite 4R calipers retain parking brake and ABS compatibility
- Slotted, long-grain iron rotors and performance pad compounds improve heat dissipation and bite
- Designed specifically to fit Jeep Gladiator JT spindle geometry for improved wheel fitment options
- Requires 18-inch or larger wheels or the use of wheel spacers on many Gladiator wheel choices
- Installation is more complex than simple pad/rotor replacement and may need professional alignment or brake bleeding
Verdict: This Wilwood front-and-rear big brake kit is the go-to upgrade for Gladiator JT owners chasing significantly stronger, heat-resistant braking for performance driving.
3. bproauto Disc Brake Caliper (Front Right) for Jeep Gladiator and Wrangler
| Brand | bproauto |
|---|---|
| Model | Disc Brake Caliper w/o Pads |
| Position | Front Right |
| OEM Part Number | 68383240AA |
This bproauto front-right disc brake caliper is a full new casting built as a direct replacement for specified Jeep Gladiator and Wrangler years. It arrives with bracket and all new internal components including seals, boots, washers, and a bleeder valve, and the parts are zinc plated to resist corrosion. The caliper is end-of-line pressure and piston-return tested to help ensure tightness and proper function out of the box. In practice this part is suited for straightforward brake repairs where you need a ready-to-install caliper that restores clamping and hydraulic integrity without rebuilding your existing unit. The use of EPDM seals improves resistance to brake fluid and temperature swings, and the factory-style fitment should simplify installation. Limitations to expect are typical of aftermarket calipers: you should verify piston size and mounting points against your vehicle and use proper bedding and brake fluid flush when installing; brake pads are not included so you will need compatible pads and possibly hardware separately.
Best for: Buyers who prioritize a practical, no-frills factory-style replacement to restore braking performance on their Gladiator or Wrangler without rebuilding parts.
Less Ideal for: Drivers seeking performance upgrades, custom caliper finishes, or complete retrofit kits that include pads and hardware should look elsewhere.
- Comes as a 100% new casting with new seals, boots, washers, and bleeder valve
- Zinc plating on components for improved corrosion resistance
- End-of-line high/low pressure and piston-return testing for quality control
- Manufactured to match factory specifications for direct replacement fit
- Does not include brake pads so additional parts are required for a complete brake job
Verdict: A practical, factory-style new front-right caliper that gets your Gladiator or Wrangler braking back to factory-spec without extra fuss.
4. JC Whitney Rear Left Brake Caliper Assembly with Bracket
| Position | Rear Left |
|---|---|
| Brake Piston Count | 1-Piston |
| Caliper Material | Cast Iron |
| Piston Material | Phenolic |
| Inlet Port Size | M10x1.0 |
This JC Whitney rear left brake caliper assembly is a direct replacement intended for the 2020–2024 Jeep Gladiator and includes the mounting bracket for a straightforward swap. It is a single-piston cast iron caliper with a phenolic piston and standard M10x1.0 inlet and bleeder ports, so it connects to stock brake lines and bleeds using common fittings. Typical use is as a budget-friendly factory-style replacement when a worn or seized caliper needs swapping; the included bracket simplifies install and reduces the parts you must source. Cast iron construction is durable for everyday driving but heavier than some upgraded materials. The single-piston design works well with the factory rear brake setup but is not intended for high-performance or heavy towing upgrades. Expect a basic, serviceable repair part that restores normal braking function without extras like pads or upgraded pistons.
Best for: Buyers prioritizing a low-cost, factory-style replacement to get a Gladiator back on the road quickly and without needing performance upgrades.
Less Ideal for: Not a good choice for off-roaders or drivers who want upgraded braking performance or lighter-weight, performance-oriented components.
- Direct-fit rear left assembly made for 2020–2024 Jeep Gladiator for simpler installation
- Includes mounting bracket which reduces additional parts and install time
- Cast iron body offers durable, long-lasting service for routine driving
- Standard M10x1.0 inlet and bleeder ports match common brake line fittings
- Sold without brake pads, so pads must be purchased separately
Verdict: A practical, budget-focused factory-style rear left caliper that restores normal braking on 2020–2024 Jeep Gladiator models without extra features.
5. JC Whitney Rear Right Brake Caliper Assembly with Bracket
| Position | Rear |
|---|---|
| Brake Piston Count | 1-Piston |
| Caliper Material | Cast Iron |
| Inlet Port Size | M10x1.0 |
| Bleeder Port Size | M10x1.0 |
This JC Whitney rear right brake caliper assembly replaces the factory caliper on 2020–2024 Jeep Gladiator models and comes with the mounting bracket for straightforward installation. It uses a cast iron housing with a single phenolic piston, a standard M10x1.0 inlet and bleeder ports, and matches common reference part numbers for direct fit. In use it restores clamping force for the rear brake circuit and is intended for drivers who want a reliable, serviceable replacement rather than an upgrade to high-performance hardware. The included bracket and common port sizes make bleeding and hose connection familiar to most mechanics, and the cast-iron construction favors durability under normal street and towing conditions. Limitations are that this is a single-piston, non-upgraded caliper so it will not change pedal feel or stopping power compared with higher-spec multi-piston or performance calipers, and it is sold without pads so you may need to transfer or buy compatible pads separately.
Best for: Buyers who prioritize a dependable, straightforward factory-replacement caliper to restore braking function on a Jeep Gladiator and who value ease of installation and long-term durability.
Less Ideal for: Drivers seeking increased braking performance, sportier pedal feel, or a multi-piston upgrade should look at performance calipers or complete brake kits instead.
- Direct-fit design with included mounting bracket for easier installation on specified Gladiator models
- Cast iron body and phenolic piston for durable, corrosion-resistant operation in typical driving conditions
- Standard M10x1.0 inlet and bleeder ports match common brake lines and tools for simple bleeding and hose connection
- Sold without brake pads, so pads must be transferred or purchased separately
Verdict: A reliable, factory-style rear caliper assembly that restores original braking function on 2020–2024 Jeep Gladiator models with minimal fuss.
6. PowerStop Z17 Front Brake Kit with Calipers, Rotors, and Ceramic Pads
| Included components | Rotors, pads, calipers, hardware |
|---|---|
| Pad formula | Z17 ceramic, low-dust |
| Fitment | Front: 2020-23 Jeep Gladiator and compatible 2018-22 Wrangler JL |
| Orientation | Front |
This PowerStop Z17 front brake kit delivers a bolt-on replacement for the front braking system, swapping in replacement calipers, mill-balanced rotors, and Z17 ceramic pads designed for quiet, low-dust operation. It is intended as a stock-replacement upgrade for daily-driven Jeep Gladiator 2020-23 and compatible Wrangler JL variants, so installation is straightforward using the supplied stainless-steel hardware and brake lube. The ceramic Z17 pads use chamfers, slots, and shims to reduce noise while maintaining confident stopping power for commuting and light towing. The rotors are cross-hatched and mill-balanced to help smooth break-in and minimize vibration. Because the kit mirrors factory fitment, you get a quick refresh of worn front braking components without modifying the vehicle. The main limitation is that this kit targets stock replacement performance rather than high-performance or heavy-duty braking; drivers who want track-capable or heavy towing upgrades will need a different, performance-focused package.
Best for: Buyers who want a reliable, factory-quality front brake refresh for a daily-driven Jeep Gladiator or compatible Wrangler JL and who prioritize quiet operation and lower wheel dust backed by existing product reviews.
Less Ideal for: Drivers seeking high-performance track brakes or heavy-duty tow/haul braking upgrades should choose a purpose-built performance kit instead.
- Complete kit includes rotors, calipers, pads, shims, and hardware for a single front-axle replacement
- Z17 ceramic pads formulated for low dust and quiet stopping suitable for daily driving
- Rotors are mill balanced with a cross-hatched finish to promote smooth break-in and reduce vibration
- Bolt-on design and included hardware make installation straightforward with no modifications
- Engineered for stock replacement performance, not optimized for track use or heavy towing
Verdict: A straightforward, bolt-on front brake refresh that restores quiet, low-dust, factory-like braking for Gladiator daily drivers.
Choosing the Right Jeep Gladiator Brake Calipers: Key Factors to Consider
Fitment and Mounting
Correct fitment is essential because caliper mounting points, guide pin spacing, and brake line connections must match the Gladiator's existing hardware. An incorrectly fitting caliper can cause misaligned pads, uneven wear, noise, and potential brake drag.
Confirming bolt patterns and bleeder screw orientation matters for a straightforward swap and safe brake bleeding. If a caliper requires bracket adapters or altered hose fittings, expect extra labor and possible changes to rotor-to-pad clearance, so prioritize direct-fit options when possible.
Piston and Seal Quality
Piston material and seal design directly affect responsiveness and lifespan. Stainless steel or phenolic pistons resist corrosion and reduce heat transfer into the brake fluid, while poor-quality pistons can pit and seize, causing sticking or uneven pad contact.
High-quality seals and dust boots prevent fluid leaks and contamination from road debris. For Gladiator owners who drive in salty or muddy conditions, durable seals are especially important to avoid premature failure and costly repairs.
Corrosion Protection and Finish
The Gladiator is often used off-road or in wet climates, so corrosion resistance is a practical concern. Calipers with protective coatings, e-coating, or quality paint resist rust on the piston bore and mounting faces, maintaining smooth operation and easier future servicing.
Neglecting corrosion protection can lead to stuck guide pins and hard-to-remove components at replacement time. Choose finishes that match your expected exposure to the elements to reduce maintenance frequency.
Compatibility With Brake Pads and Rotors
Calipers must accept the correct pad shape and have proper piston size relative to the Gladiator's rotor diameter. A mismatch can change braking bias, increase pad wear, or reduce overall braking efficiency.
If you plan to retain OEM rotors or upgrade to performance rotors, confirm pad and caliper compatibility. Some calipers are designed to work only with specific pad thicknesses or shim configurations, so verify those details before purchase.
Serviceability and Maintenance
Consider how easy it will be to service the caliper over time. Removable guide pins, replaceable seals, and accessible bleeder screws simplify routine maintenance and repairs.
Availability of rebuild kits or remanufactured components affects long-term ownership costs. Owners who prefer to do their own maintenance should prioritize calipers with documented rebuild procedures and readily available parts.
Braking Feel and Performance Characteristics
Different caliper designs can change pedal firmness and initial bite. Larger or multi-piston calipers often provide firmer pedal feel and higher clamping force, while single-piston or compact designs may offer a softer initial response.
Think about your driving: towing or heavy-load use benefits from stronger clamping force and heat tolerance, while daily commuting prioritizes smooth modulation and predictability. Match the caliper's performance profile to the Gladiator's typical use case.
Front Versus Rear Caliper Considerations
Front and rear calipers serve different roles in the Gladiator's braking balance. The front calipers typically handle a greater share of braking force and may use larger pistons or multi-piston designs to improve stopping power and heat dissipation.
Rear calipers are often simpler but must still maintain reliable piston movement and seal integrity to avoid parking brake issues or uneven pad wear. When choosing replacements, check whether the caliper is specifically for the front or rear axle and whether it integrates with the Gladiator's parking brake mechanism if applicable.
- Confirm parking brake integration for rear calipers.
- Front calipers usually require more cooling and robust piston designs.
- Do not interchange front and rear calipers unless explicitly designed for both positions.
Remanufactured Calipers and Rebuild Kits
Remanufactured calipers and rebuild kits can be cost-effective while keeping the vehicle on the road. High-quality reman units should have fully inspected housings, new pistons or reconditioned bore surfaces, and fresh seals to restore performance close to new.
Rebuild kits let you refurbish an original caliper when the housing and guide pins are still in good shape. Choose kits from reputable suppliers that include dust boots, slide pin boots, and quality seals to reduce the chance of repeat failures.
- Inspect reman units for complete sealing and piston movement before installation.
- Rebuild kits are practical if the caliper body is undamaged and mounting surfaces are flat.
- Ensure replacement seals match piston sizes and caliper model for proper fit.
Common Symptoms of Caliper Problems
Recognizing early symptoms helps avoid secondary damage to rotors and pads. Typical indicators include a pull to one side under braking, a soft or sinking brake pedal, uneven pad wear, visible fluid leaks, or overheated wheels after driving.
A sticking caliper can cause a constant drag that results in high temperatures, reduced fuel economy, and rapid pad wear. Address symptoms promptly to prevent warped rotors and compromised braking safety.
- Pulling to one side during braking
- Burning smell or very hot wheel hub after short drives
- Uneven pad wear or premature pad thinning
- Visible fluid near the caliper or soaked brake pads
Installation and Bleeding Tips for DIYers
When replacing calipers on the Gladiator, prepare by inspecting mounting points, cleaning mating surfaces, and having proper brake fluid on hand. Use a torque wrench to tighten mounting bolts to factory specifications to avoid warping or loosening.
Bleeding the system correctly is critical to restore pedal firmness. Follow a proper bleeding sequence for the Gladiator's ABS-equipped system, and consider using a pedal-push technique or pressure bleeder to remove air. After installation, test brake feel at low speed before normal driving.
- Always tighten caliper guide bolts to specified torque.
- Replace any worn brake hardware like slide pins or anti-rattle clips during the job.
- Use the correct DOT-spec brake fluid and replace fluid if contaminated.
Heat Management and Rotor Pairing
Caliper design affects how heat is transferred to the brake fluid and rotors. For Gladiator owners who tow or off-road, choose calipers that support higher thermal loads and pair them with rotors designed for heat dissipation.
Matching caliper piston size to rotor mass helps prevent overheating and fade. If you anticipate high-load use, consider rotors with increased ventilation or cross-drilled/slotted patterns that are compatible with the selected caliper.
- Larger pistons can increase heat transfer to pads and rotors.
- Ensure rotor thickness and diameter meet caliper clearance requirements.
- Consider higher-temperature pads when upgrading calipers for heavy use.
How We Chose the Best Jeep Gladiator Brake Calipers
We selected calipers for the Jeep Gladiator using criteria focused on real-world durability, fitment reliability, and braking performance. First, fitment and exact vehicle compatibility were required; units that did not match typical Gladiator mounting points or brake line fittings were excluded. Second, construction and materials were evaluated, with attention to piston composition, housing cast quality, and corrosion-resistant finishes that influence long-term service life in mixed driving conditions.Third, seal design and dust boot quality were considered because these components determine leakage resistance and piston mobility over time. Fourth, we assessed ease of installation, including whether a caliper accepts stock brake pads, uses standard bleeder locations, and requires common tools for swapouts. Fifth, warranty coverage and remanufacturing standards were weighed for rebuilt options to ensure consistent performance expectations. Finally, we excluded units with known fitment inconsistencies, unclear seal replacements, or those that would require extensive bracket modifications. The resulting shortlist balances reliability, serviceability, and braking effectiveness for Gladiator owners.
Our full evaluation process is outlined in our review methodology.
FAQ
How can I tell if a caliper is sticking on my Gladiator?
Common signs include a pull to one side when braking, uneven pad wear, wheel that runs hotter than the others after driving, and reduced fuel economy. A visual inspection may reveal rusted slide pins or a piston that does not retract smoothly.
Can I replace a single caliper or should I replace both sides?
Replacing both calipers on an axle is recommended when one has failed to ensure balanced braking, but replacing a single caliper is acceptable if the opposite caliper is recently serviced and shows no signs of wear or corrosion. Matching performance characteristics helps maintain pedal feel.
Are remanufactured calipers reliable for long-term use?
Remanufactured calipers can be reliable if they were processed with proper bore refurbishment, new seals, and corrosion protection. Check for thorough reman standards and warranty coverage. Avoid units with incomplete rebuild procedures or unclear seal replacements.
Do caliper upgrades change brake bias on the Gladiator?
Yes, changing piston size or caliper design can alter braking bias and pedal feel. Larger pistons or multi-piston calipers increase clamping force and can shift more braking load to the axle with the upgraded units. Consider the vehicle's overall brake setup when upgrading.
How difficult is it to replace a caliper myself?
Difficulty is moderate for a mechanically inclined owner with basic tools. The job typically involves removing the wheel, disconnecting the brake hose, swapping the caliper, and bleeding the brake system. Follow safety procedures and torque specs; seek professional help if unsure.
Will a rebuilt caliper require different brake pads or hardware?
Usually rebuilt calipers accept the same pad shape and hardware as the original, but verify pad thickness and mounting clip compatibility. Replace any worn hardware or anti-rattle clips during installation to ensure proper pad retention and quiet operation.
Final Verdict
When choosing brake calipers for your Jeep Gladiator, prioritize correct fitment, robust seal and piston quality, and corrosion protection to ensure reliable braking and easier maintenance. Balance the need for increased clamping force and heat tolerance against pedal feel and serviceability based on how you use the vehicle.Focus on calipers that match the Gladiator's mounting and pad specifications, offer durable finishes or reman standards, and allow straightforward bleeding and servicing. That approach will help you make a confident selection that improves safety and longevity without introducing unexpected installation hurdles.
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