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Choosing the right brake calipers for your Acura TSX matters for safety, pedal feel, and long-term reliability. Worn or failing calipers can cause uneven pad wear, reduced braking performance, or fluid leaks that affect stopping distance and driver confidence. This guide shortlists seven top options for Acura TSX brake calipers and explains the key criteria we used to evaluate them, including fitment accuracy, piston and seal quality, corrosion protection, and ease of installation. Read on to understand what to look for and which features matter most before you replace a caliper.
Looking for other parts? See all Acura TSX parts & accessories.
Top Picks at a Glance
| Best Reviewed A top-rated pick with lots of positive feedback | BDELI Rear Brake Calipers Kit (19B3358+19B3359) for Acura TSX |  |
| Most Popular A crowd favorite that many people choose with confidence | Detroit Axle Rear Right Brake Caliper with Bracket |  |
| Best Quality Built to a higher standard if you want something more solid | TRQ Rear Brake Caliper Set, Zinc Coated, Rear Pair |  |
| Best Budget The cheapest option that still gets the job done reliably | cciyu Rear Left Brake Caliper with Bracket (19B3359) — Rear Driver Side |  |
| Most Sold A high-volume bestseller chosen again and again | TRQ Front and Rear Brake Caliper Set with Hardware |  |
| Best Value for Money The sweet spot between price and what you get | KAX Disc Brake Caliper Assembly (Rear Pair) for Acura TSX 2009–2014 |  |
| Best Overall The best all-around choice for most situations | TRQ Front Performance Brake Caliper Set (pair) |  |
1. BDELI Rear Brake Calipers Kit (19B3358+19B3359) for Acura TSX
| Position | Rear |
|---|---|
| Model | Rear Brake Calipers Kit : 19B3358+19B3359 |
| OEM Part Number | 19B3358+19B3359, 19285711+19285712, FRC12163+FRC12164, 18FR2715+18FR2716 |
These BDELI rear brake calipers replace the factory rear units on Acura TSX models and are sold as a matched left/right kit. They are intended for direct replacement during a brake job and arrive with the mounting hardware referenced in the listing, which makes them suitable for a DIY swap or a shop installation. The listing highlights factory-quality production standards and ISO/IATF certifications at the manufacturer, and customer feedback shows consistent fit and straightforward installation on TSX vehicles. In practice this means predictable pedal feel and restored rear braking function after old, leaking, or seized calipers are removed. The kit is backed by a one-year manufacturer replacement policy, but buyers should note the coverage is limited to replacement rather than extended warranties and professional installation is recommended if you are not experienced with brake systems. Expect to reuse or replace pads and brake hoses as needed and to bleed the system thoroughly after install.
Best for: A reliability-focused buyer who wants a direct, factory-quality rear caliper replacement for an Acura TSX and values predictable fit and proven user outcomes.
Less Ideal for: Buyers seeking a performance upgrade or long-term warranty support should consider premium or performance calipers and extended-warranty options instead.
- Matched left and right rear caliper kit for correct fitment on the TSX
- Manufacturer production certified to ISO 9001 and IATF 16949 standards
- Includes mounting hardware for a more complete install
- Several user reports confirm easy installation and correct fit on Acura TSX vehicles
- Manufacturer coverage limited to a one-year replacement policy rather than long-term warranty
- Does not include brake pads so pads must be purchased or transferred separately
Verdict A practical, reliability-minded rear caliper kit for the Acura TSX that delivers factory-fit replacement and straightforward installation.
2. Detroit Axle Rear Right Brake Caliper with Bracket
| Position | Rear Right |
|---|---|
| Brake Caliper Bracket Included | Yes |
| Manufacturer | Detroit Axle |
| Item model number | 1993-H |
This Detroit Axle rear-right brake caliper arrives as a complete replacement unit with the mounting bracket included, so it replaces a worn or seized caliper on compatible vehicles without sourcing extra parts. It is designed for rear-right fitment on 2009–2014 Acura TSX (and the specified Honda Accord years) and is painted for corrosion resistance. Typical use is a direct swap during a brake job where you remove the old caliper, transfer or install pads and the bracket, then bleed the system. The package notes impact, wear, and fatigue testing and a long-term warranty, which suggests durability for routine street driving. Buyers report straightforward installation and OEM-like fit and braking feel, though you should be prepared to perform a proper brake bleed after install. Limitations: the listing does not include brake pads, and a few users noted small inconsistencies such as bleeder screw sizes or missing minor accessories, so check hardware and fluid needs before starting the job.
Best for: Buyers who prioritize convenience and want a ready-to-install, factory-replacement style rear caliper to get a 2009–2014 Acura TSX back on the road quickly with minimal parts-sourcing.
Less Ideal for: Drivers who want a full brake overhaul in one kit or who prefer performance upgrades with included pads and specialized hardware should look for a complete caliper-and-pad package instead.
- Includes mounting bracket for a more complete drop-in replacement
- Painted finish for basic corrosion protection
- Designed and packaged for rear-right fitment on specified Acura TSX model years
- Reports of OEM-like fit and smooth braking from multiple users
- Does not include brake pads or pad hardware
- Some purchasers reported minor variances in bleeder screw sizing or missing small accessories
Verdict A convenient, bracket-included rear-right replacement that fits specified Acura TSX years and gets you back on the road with OEM-like fit, but you will need to supply pads and check small hardware details before installation.
3. TRQ Rear Brake Caliper Set, Zinc Coated, Rear Pair
| Fitment | Rear pair compatible with Acura TSX (confirm fitment) |
|---|
This TRQ rear caliper set is a direct-fit replacement intended to restore rear braking performance on compatible Acura TSX models. The package includes both driver and passenger rear calipers plus hardware and abutment kit so you can complete the repair in one job. Zinc coating and EPDM seals are highlighted to resist corrosion and heat-related seal deterioration, which helps the calipers stay serviceable in salt and high-temperature conditions. TRQ ships the units pre-assembled to simplify installation and provides DIY videos to guide the job. Practical benefits include faster replacement time versus rebuilding, no core charge because the units are 100 percent new, and a complete hardware kit to avoid scavenging parts. Limitations to expect are occasional reports of tight pistons on some units that can make initial bedding or bleeding harder, and marginal size differences versus factory parts that in rare cases may affect wheel weight placement. For a performance-minded owner seeking a robust, ready-to-install rear caliper pair for the Acura TSX, this set balances durability and convenience with the caveats noted above.
Best for: Performance-oriented buyers who prioritize reliable, ready-to-install replacements that restore braking feel and can tolerate a hands-on install and setup process.
Less Ideal for: Drivers who need guaranteed drop-in identicality to every factory part location or those who prefer professional shop-only installations without any initial adjustment work.
- Direct replacement rear calipers sold as a matched pair for complete axle repair
- Zinc coating and EPDM seals for improved corrosion and thermal resistance
- Includes hardware and abutment kit so no additional parts are required for installation
- Pre-assembled, new components eliminate core charges and reduce install time
- Some users report pistons that feel tight out of the box which can complicate bleeding and initial bed-in
- Slight dimensional variance from factory parts reported by a few users that may interfere with wheel weights
Verdict A durable, performance-focused rear caliper pair for Acura TSX owners who want a ready-to-install, corrosion-resistant replacement while accepting occasional piston tightness or minor fitment tweaks.
4. cciyu Rear Left Brake Caliper with Bracket (19B3359) — Rear Driver Side
| Position | Rear Left |
|---|---|
| Piston Count | 1 |
| Piston Material | Iron |
| Bleeder Port Size | M10 x 1.25-6H |
| Inlet Port Size | M10 x 1.0-6H |
This cciyu rear left brake caliper ships as a single caliper with bracket and is intended as a direct replacement for the rear driver side on compatible Acura TSX years. It is typically used to replace a seized, leaking, or mechanically worn caliper during routine brake repairs. The unit includes a painted finish, one iron piston and standard bleeder and inlet port sizes, and the seller states it meets or exceeds factory specifications. For a budget repair it delivers clear benefits: many owners report straightforward fitment and normal braking performance when installed and bled correctly. Important limitations are mixed quality control reports in user feedback, including occasional alignment issues and at least one report of a leaking piston after installation, so careful inspection and test bleeding before road use are recommended. This caliper is practical for cost-conscious repairs where an affordable, drop-in replacement is needed, but installers should verify fit and be prepared to address minor fitment or finish issues.
Best for: Budget-conscious owners seeking an affordable replacement rear left caliper for Acura TSX who prioritize low purchase cost and a straightforward repair over premium-brand reassurance.
Less Ideal for: Buyers wanting a factory-quality, worry-free long-term replacement or those who prefer fully matched axle sets should consider higher-end or OEM-sourced calipers instead.
- Listed as a direct fit for Acura TSX rear left applications in the product fitment notes
- Comes with mounting bracket for easier replacement of the rear driver side caliper
- Painted finish helps resist surface corrosion compared with raw cast parts
- Includes standard bleeder and inlet port sizes for routine brake-line connections
- Inconsistent build quality reported by some buyers, including alignment problems and at least one piston leak
- Sold as a single caliper so a matching opposite-side replacement is a separate purchase
Verdict A low-cost, direct-replacement rear left caliper for Acura TSX that can save money on repairs but requires careful inspection for occasional quality issues.
5. TRQ Front and Rear Brake Caliper Set with Hardware
| Brand | TRQ |
|---|---|
| Manufacturer | TRQ |
| Model | TRQ CLA84335 Brake Caliper Set |
| Exterior | Machined |
| Includes | Front and rear calipers with hardware and abutment kit |
This TRQ kit supplies two front and two rear brake calipers plus the necessary brackets and abutment hardware so you can replace all four calipers in one job. They are zinc coated for corrosion resistance and use EPDM seals intended to resist thermal deterioration, which helps longevity under normal driving. TRQ ships the calipers preassembled and advertises direct-fit compatibility so installation is typically plug-and-play when matched to the correct vehicle application, and the included hardware means you rarely need additional parts. Practical extras like step-by-step installation videos make the job easier for DIYers and independent shops. Expect OEM-style performance for everyday street use, but note this is a standard replacement rather than an upgraded performance caliper, so drivers seeking improved fade resistance for track use should look elsewhere. Also verify fitment carefully against your Acura TSX year and rotor size before ordering to avoid mismatched bolt or piston configurations.
Best for: Risk-averse mainstream buyers who prioritize a straightforward, factory-style replacement and want a single kit to complete a full caliper refresh on an Acura TSX with minimal hassle.
Less Ideal for: Drivers seeking performance-calipers for track use or those who prefer custom or heavy-duty brake upgrades should consider performance-oriented alternatives instead.
- Complete four-caliper kit including front and rear units and mounting hardware for a single purchase
- Zinc coating on components for improved rust resistance in wet or salted conditions
- EPDM seals designed to resist thermal deterioration for predictable service life
- Preassembled, direct-replacement design simplifies installation and reduces workshop time
- Manufacturer provides DIY installation videos to guide first-time installers
- Standard replacement design; not intended as a high-performance or track-oriented upgrade
- Fitment can vary by rotor size and wheel/application so incorrect selection may require a return or exchange
Verdict A convenient, corrosion-resistant direct-replacement caliper kit that makes a full Acura TSX caliper refresh easy for DIYers and conservative buyers.
6. KAX Disc Brake Caliper Assembly (Rear Pair) for Acura TSX 2009–2014
| Vehicle fitment | Acura TSX 2009-2014 |
|---|---|
| Position | Rear left and right pair |
| Brake piston | 1x steel piston per caliper |
| Bleeder port size | M10x1.25 |
| Brake inlet port size | M10x1.0 |
This KAX caliper pair replaces the rear left and right calipers on the Acura TSX 2009–2014 and is intended as a direct factory-quality replacement. The assemblies come pre-machined and include a single steel piston per caliper with specified M10 bleeder and inlet ports for straightforward hose and bleed-screw connections. In practice these calipers are used when a seized, leaking, or worn rear caliper needs replacement; installers report they bolt in with minimal modification and function like the originals. Notable features are CNC precision machining for smooth piston travel and high-strength mounting bolts to resist breakage under hard braking, which should help restore pedal feel and stopping consistency. Expect the usual installation tasks such as reusing or swapping hardware and bleeding the brakes. Some buyers note having to work a bit on guide-pin bolts during installation, and long-term durability can vary with driving conditions, so professional installation and proper bedding are recommended for best results.
Best for: Practical optimizers who want a cost-effective, near-factory replacement that restores rear braking performance on an Acura TSX without upselling premium options.
Less Ideal for: Drivers seeking a performance-upgrade caliper or a long-warranty premium unit should consider higher-end aftermarket or dealer options instead.
- Sold as a matched rear pair for left and right replacement
- CNC-machined piston bores for smoother piston movement and improved braking response
- High-strength bolts and machined exterior to enhance stability under heavy braking
- Includes standard M10 bleeder and brake inlet ports for compatibility with factory lines
- Multiple customers report a close fit and performance comparable to factory replacement
- May require reuse or minor rework of original mounting hardware during installation
- Long-term longevity can vary depending on driving style and conditions
Verdict A budget-minded, machined rear caliper pair that restores factory-style braking on the Acura TSX 2009–2014 with sensible performance for the price.
7. TRQ Front Performance Brake Caliper Set (pair)
| Model | TRQ CLA49834 2 Piece Performance Brake Caliper Set |
|---|---|
| Exterior | Machined |
| High‑temperature seals | EPDM |
| Coating | Electrostatic high-heat powder coating |
This TRQ front caliper set replaces the vehicle's front brake calipers with pre-assembled, direct-fit units intended for straightforward installation. Typical use is a like-for-like replacement when a worn or damaged front caliper needs swapping; the kit includes left and right calipers ready to bolt on and is painted for a finished look. Notable features called out by the manufacturer include high-temperature EPDM seals for improved thermal durability and an electrostatic high-heat powder coat to resist rust and corrosion, which helps longevity in wet or salty climates. The vendor also provides installation guidance and DIY videos to simplify the job for a competent home mechanic. Limitations to expect are that these are replacement calipers without pads included, so you must buy compatible brake pads and verify bolt and hardware fitment for your specific TSX variant before installing. Some buyers reported occasional paint chips out of the box and the need to double-check fastener sizing during installation.
Best for: Balanced buyers who want a factory-style front caliper replacement with improved corrosion and heat resistance and who prefer a mix of DIY involvement and reliability.
Less Ideal for: Drivers looking for a complete braking upgrade package including pads and rotors or those who need a guaranteed bolt-and-hardware match without additional verification should look elsewhere.
- Direct-fit, pre-assembled left and right front calipers for faster installation
- High-temperature EPDM seals to resist thermal deterioration under heavy braking
- Electrostatic high-heat powder coat finish for improved corrosion resistance
- Includes manufacturer installation videos and guidance to assist DIY installation
- Calipers are sold without brake pads or mounting hardware for some vehicles
- Some units may have paint imperfections out of the box that require touch-up
- Fitment can require confirming bolt and fastener sizes for specific vehicle variants
Verdict A practical, direct-fit front caliper pair that improves corrosion and heat resistance, but you will need pads and to confirm hardware fitment for your Acura TSX.
Choosing the Right Acura TSX Brake Calipers: Key Factors to Consider
Fitment and Mounting Compatibility
Correct fitment is essential because calipers must align precisely with the rotor and mounting brackets to provide even pad contact and avoid steering pull. Mismatched mounting hole spacing, piston offset, or bleeder orientation can complicate installation or lead to poor braking performance. When assessing fitment, confirm that the caliper matches the vehicle-specific mounting points, brake hose port thread, and bleeder screw placement. Proper compatibility reduces installation time and avoids the need for adapter brackets or hose rerouting, which can affect safety and reliability.
Piston and Seal Quality
Piston material and seal design determine how the caliper responds under repeated braking and high temperatures. Pistons should resist corrosion and maintain smooth travel to prevent sticking or uneven pad wear. Seal lip geometry and material affect leak resistance and the caliper’s ability to retract slightly after braking. Higher-quality piston finishes and robust seals reduce the risk of caliper sticking symptoms and fluid leaks. Look for caliper designs that use durable elastomers and protective piston coatings to extend service life and minimize maintenance.
Corrosion Protection and Coating
Calipers operate in harsh environments where moisture, salt, and road debris accelerate corrosion. Corroded caliper bodies or mounting surfaces can seize slide pins, distort piston movement, and shorten component life. Effective protective coatings preserve geometry and maintain smooth operation. Consider calipers with powder coating, zinc plating, or other corrosion-resistant finishes. Also check whether slide pins and hardware are treated or stainless to prevent seizure during routine service and ensure consistent braking performance over time.
Sealing, Bleeders, and Fluid Management
A caliper’s sealing system and bleeder accessibility affect both initial bleeding and long-term fluid containment. Proper bleeder placement simplifies air removal during installation and future maintenance. Effective dust boots and seals keep contaminants out of the piston bore and protect internal components. Poor sealing or hard-to-access bleeders can lead to persistent air in the lines, spongy pedal feel, or leaks. Choose calipers with well-designed sealing components and service-friendly bleeder locations to help maintain a firm pedal and prevent fluid loss.
Serviceability and Hardware Included
Serviceability matters because brake calipers are wear items that may need occasional rebuilds or replacement of mounting hardware. Calipers that include high-quality guide pins, boots, dust shields, and mounting bolts reduce the parts you must source separately and ease installation. Also consider whether a caliper can be serviced with commonly available rebuild kits, such as piston seals or guide-pin boots. Readily replaceable components lower lifetime maintenance costs and make future servicing faster and less error-prone.
Brake Balance and Intended Axle Position
Front and rear calipers are often different in piston size and mounting, which affects braking balance and ABS behavior. Using the correct caliper for the intended axle preserves factory braking bias and pedal feel. Rear units may incorporate parking brake hardware or different piston arrangements. Confirm whether a caliper is designated for the front or rear axle and whether it includes or supports the vehicle’s parking brake mechanism. Choosing the correct axle-specific caliper helps maintain predictable stopping distances and braking stability.
FAQ
How do I know if an Acura TSX caliper needs replacing?
Common signs include a soft or spongy pedal, uneven pad wear, fluid leaks at the caliper, or the vehicle pulling to one side during braking. You may also notice higher-than-normal brake temperatures or reduced braking power during repeated stops. These symptoms often indicate sealing failure, piston sticking, or internal corrosion.
Can I rebuild a stuck caliper instead of replacing it?
In many cases a caliper can be rebuilt using a rebuild kit that includes seals, boots, and hardware. Rebuilding is viable if the piston and bore are in good shape with minimal corrosion. Severe pitting, scored bores, or damaged piston surfaces usually call for replacement rather than a rebuild.
Should I replace front and rear calipers at the same time?
You do not always need to replace both front and rear calipers simultaneously. Consider replacing paired calipers on the same axle to preserve balanced braking performance and avoid mismatched wear. If one caliper shows advanced corrosion or failure, inspect the opposite caliper and related components before deciding.
What maintenance helps prevent caliper sticking?
Regular inspection and lubrication of guide pins, replacing worn boots, and using proper protective coatings help prevent caliper sticking symptoms. Flushing brake fluid at recommended intervals also reduces internal corrosion and contamination that can impede piston movement. Timely pad and rotor replacement reduces uneven forces that can contribute to sticking.
Are remanufactured calipers reliable for the Acura TSX?
Remanufactured units can be reliable when the rebuild process includes proper machining, new seals, and quality testing. Reliability depends on the remanufacturer’s standards for cleaning, inspection, and replacement of wear components. Confirm that remanufactured calipers meet fitment and sealing expectations before choosing them.
How difficult is it to replace a brake caliper on an Acura TSX?
Difficulty depends on mechanical experience and available tools, but replacing a caliper typically involves lifting the vehicle, removing the wheel, disconnecting the brake hose, and unbolting the caliper from its bracket. Bleeding the brake system and ensuring proper torque on mounting bolts are necessary steps. Some owners find the job straightforward; others prefer professional service for safety and proper bleeding.
How We Chose the Best Acura TSX Brake Calipers
Our selection focused on parts that deliver correct fit and long-term reliability for the Acura TSX. We prioritized calipers with exact mounting and port locations to ensure straightforward installation and proper brake geometry. Piston and seal materials were evaluated for resistance to heat and brake fluid exposure, which affect leak prevention and consistent pedal feel. Corrosion resistance and protective finishes matter for components exposed to road salt and moisture, so we looked for proven coatings and durable castings. Braking performance considerations included piston bore size and smooth piston travel to avoid uneven pad wear or dragging. We excluded universal or generic-fit components that required modification. Also omitted were items with incomplete sealing systems or unknown manufacturing traceability. The final list favors calipers that balance fitment, sealing durability, corrosion protection, and serviceability for the Acura TSX platform.
Our full evaluation process is outlined in our review methodology.
Conclusion
Prioritize correct fitment, piston and seal quality, and corrosion protection when choosing brake calipers for an Acura TSX. Those factors most directly influence pedal feel, leak resistance, and long-term operation. Also weigh serviceability and whether the caliper is axle-specific to maintain brake balance and ease future maintenance. Focusing on these tradeoffs will help you select a caliper that restores consistent braking performance and minimizes follow-up maintenance.
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