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Choosing the right wheel spacers for your Kia Optima affects handling, clearance, and the vehicle's stance. The wrong spacer can cause alignment issues, rubbing, or uneven load on wheel components, while the right spacer can provide better track width and a cleaner fitment.This guide shortlists seven top options that meet common fitment needs for the Kia Optima. We evaluated each pick on fit accuracy, material strength, and ease of installation to help you pick the most suitable spacer for your goals. Read on for the key factors we used and what to check before installing spacers.
Looking for other parts? See all Kia Optima parts & accessories.
Top Picks at a Glance
| Best overall The best all-around choice for most situations | dynofit 5×4.5 (5×114.3) 1" Wheel Spacers with 67.1mm Hub Bore and M12x1.5 Studs (set of 4) |  |
| Best Quality Built to a higher standard if you want something more solid | EZISOE 20mm 5×4.5 Hub-Centric Forged Wheel Spacers (Set of 4) |  |
| Best Value The sweet spot between price and what you get | Customadeonly 20mm Hubcentric Wheel Spacers 5×114.3, 67.1mm Bore (4-pack) |  |
| Best budget The cheapest option that still gets the job done reliably | Customadeonly 5×114.3 3mm Hubcentric Wheel Spacers (67.1→73.1) — 2 pcs |  |
| Highest Rated A top-rated pick with lots of positive feedback | StanceMagic 5mm Hubcentric 5×114.3 Wheel Spacers (67.1mm Bore) — 2 Pack |  |
| Most popular A crowd favorite that many people choose with confidence | KAX 5×4.5 Hub-Centric 20mm Wheel Spacers (4-Pack) |  |
| Best Seller A high-volume bestseller chosen again and again | EVIL ENERGY 5×114.3 Hub-Centric Wheel Spacers 1.5" (5-Lug, 67.1 mm Bore) |  |
1. dynofit 5×4.5 (5×114.3) 1" Wheel Spacers with 67.1mm Hub Bore and M12x1.5 Studs (set of 4)
| Bolt pattern | 5×114.3 (5×4.5) |
|---|---|
| Hub bore | 67.1mm |
| Thickness | 1 inch (25.4mm) |
| Stud thread pitch | M12x1.5 |
These dynofit spacers are a straightforward way to widen track width and achieve a more aggressive wheel fitment on compatible vehicles. Sold as a set of four, each spacer is machined from forged 6061-T6 aluminum with a 67.1mm hub bore and M12x1.5 studs, and uses DACROMAT-treated hardware for corrosion resistance. Typical use is spacer-for-wheel installation where you want additional wheel offset or to clear brake or suspension components; installation requires removing wheels, fitting the spacer to the hub, and torquing the lug hardware to spec. The forged aluminum and CNC machining make these more durable than low-cost cast alternatives, and owners report improved handling feel and a cleaner wheel appearance after installation. Limitations include the need to verify legal width limits and, for some vehicles, trimming or shortening existing studs may be required to achieve correct fitment. Buyers should also plan an alignment after installation to ensure steering and tire wear remain optimal.
Best for: Balanced owners who want a reliable, cost-effective spacer to improve wheel stance and minor clearance issues while valuing a mix of durability and price.
Less Ideal for: Drivers seeking a guaranteed, bolt-on OEM-style solution without any modification or those who need spacers larger than 1 inch for major fitment changes should look elsewhere.
- Forged 6061-T6 aluminum construction for better strength than typical cast spacers.
- Hub-centric 67.1mm bore for centered fitment and reduced vibration risk.
- Includes DACROMAT-treated bolts for improved corrosion resistance.
- CNC machining for consistent dimensions and fit.
- May require modifying or shortening existing studs on some vehicles to clear the spacer face.
- 1-inch thickness may necessitate a wheel alignment after installation to correct tracking.
- Not a vehicle-specific plug-and-play kit for every wheel and offset combination so fit verification is necessary.
Verdict: A well-made, economical 1-inch hub-centric spacer for balanced buyers who want improved stance and handling but are willing to verify fitment and do basic installation work.
2. EZISOE 20mm 5×4.5 Hub-Centric Forged Wheel Spacers (Set of 4)
| Thickness | 20mm |
|---|---|
| Bolt pattern (PCD) | 5×4.5 (5×114.3mm) |
| Hub bore | 67.1mm |
| Thread pitch | M12x1.5 |
| Material | Forged 6061-T6 aluminum |
These EZISOE spacers are a set of four 20mm, hub-centric wheel spacers made from forged 6061-T6 aluminum and CNC machined for a tight fit. They convert or widen a 5×114.3 (5×4.5") bolt pattern while keeping a 67.1mm hub bore and use M12x1.5 threads. In use they address wheel rubbing and caliper clearance, push the wheel out to create a more aggressive flush look, and can allow slightly wider tires or different aftermarket rims. The anodized finish helps resist corrosion and the one-piece forging promises strength under normal street use. Installation requires proper torqueing with a torque wrench and re-torquing after the first 50 to 100 miles; professional installation is recommended. Note that there are mixed reports in field reviews: many buyers report solid fitment and durability, but at least one failure at high torque was reported, so careful attention to correct torque specs and hardware condition is important. These spacers are best for drivers seeking performance handling and visual improvement who will follow installation and maintenance steps closely.
Best for: Performance-oriented buyers who prioritize a stronger, factory-quality spacer to improve wheel fitment, stance, and handling on their Optima and who will follow professional installation and torque procedures.
Less Ideal for: Drivers who want a no-fuss bolt-on with minimal installation work or who will not follow manufacturer torque and re-torque recommendations should consider alternatives or professional fitting.
- Forged 6061-T6 aluminum construction for a strong, lightweight spacer.
- CNC machined to tight tolerances and hub-centric design for accurate fitment.
- Anodized surface improves corrosion resistance for longer service life.
- Includes M12x1.5 stud/thread pattern matching specified vehicle bolt pattern configuration.
- 20mm thickness provides noticeable offset change for improved stance and clearance.
- One reported catastrophic failure when over-torqued, indicating sensitivity to installation torque and technique.
- Requires trimming or attention to factory stud length on some vehicles to clear the wheel mounting surface.
- Manufacturer-supplied threadlocker may be permanent and could complicate future removal.
Verdict: A forged, hub-centric 20mm spacer built for drivers who want a stronger, precise way to widen wheel offset and clear calipers while improving stance.
3. Customadeonly 20mm Hubcentric Wheel Spacers 5×114.3, 67.1mm Bore (4-pack)
| Bolt pattern | 5×114.3 |
|---|---|
| Center bore | 67.1mm |
| Thickness | 20mm |
| Stud size | M12x1.5 |
These Customadeonly 20mm hubcentric spacers are a straightforward way to give a Kia Optima a slightly wider track and a more flush wheel fit without swapping wheels. The kit includes four forged 6061-T6 aluminum spacers CNC machined to the specified 5×114.3 bolt pattern and 67.1mm hub bore, plus heat-treated class 10.9 studs to secure the wheels. Installation is bolt-on for most Optima models but may require trimming or replacing factory studs if they extend past the spacer surface so wheels can seat correctly. In real-world use they improve stance and can reduce minor rubbing when using slightly wider tires or aftermarket wheels, and the hubcentric design helps minimize runout. Some users report the included nuts are softer than ideal, so swapping those hardware pieces for higher-grade replacements is a practical precaution. These spacers are a cost-effective option for owners who want cosmetic and small handling gains, but they are not a substitute for proper wheel sizing or suspension modification for major fitment changes.
Best for: Practical optimizers who prioritize measurable value over premium branding and want an easy, reversible way to improve the Optima's stance and reduce minor clearance issues.
Less Ideal for: Drivers seeking major fitment changes, aggressive offsets, or track-focused handling upgrades should consider full wheel and suspension modifications instead of spacers.
- Forged 6061-T6 aluminum construction for strength while keeping weight moderate
- CNC machined hubcentric bore for better fit and reduced wheel vibration
- Includes heat-treated class 10.9 studs for reliable clamping
- 20mm thickness provides a noticeable flush stance without extreme offset changes
- Included securing nuts are reported softer than expected and may deform during torqueing
- May require trimming or replacement of factory studs on some vehicles to achieve correct wheel seating
Verdict: A budget-friendly, hubcentric 20mm spacer kit that gives Kia Optima owners a safer, more finished stance when fitted carefully and with upgraded hardware.
4. Customadeonly 5×114.3 3mm Hubcentric Wheel Spacers (67.1→73.1) — 2 pcs
| Bolt pattern | 5×114.3 |
|---|---|
| Thickness | 3mm per side |
| Center bore adapter | 67.1mm hub to 73.1mm wheel |
| Material | 6061 T6 aluminum |
| Stud grade | Class 10.9 heat-treated |
These Customadeonly spacers are designed to add 3mm of offset per side for vehicles that use a 5×114.3 bolt pattern and a 67.1mm hub bore, allowing wheels with a 73.1mm center bore to mount without additional hub rings. They are CNC machined from 6061 T6 aluminum and use heat-treated class 10.9 studs, which means they are lightweight yet strong enough for routine street use and mild handling improvements. Installation is bolt-on and hubcentric, so you can expect a snug fit that reduces runout when matched to the specified bore sizes. The practical benefits are simple: corrected wheel offset for improved stance and clearance and a factory-style centered fit that avoids vibration if the wheel bore matches. Important limits are strict fitment requirements — these spacers only work when the hub and wheel bore numbers match the listing — and at 3mm they provide a very small offset change that may not be enough for some clearance or aesthetic goals. They are intended for standard driving conditions rather than heavy-duty or track abuse.
Best for: A budget-conscious buyer who needs a low-cost, factory-style spacer to correct minor offset or clearance issues on a practical sedan and values a plug-and-play solution.
Less Ideal for: Drivers seeking significant wheel setback, aggressive fitment changes, or heavy-duty track use should look at thicker spacers or specialist options instead.
- CNC machined 6061 T6 aluminum construction for consistent fit and balance
- Hubcentric design that centers the wheel to the hub without requiring aftermarket rings
- Includes heat-treated class 10.9 studs for secure bolt-on installation
- Thin 3mm thickness preserves suspension geometry while correcting minor offset issues
- Only compatible with wheels that have a 73.1mm center bore and hubs at 67.1mm, so fitment is restrictive
- 3mm thickness offers only minor offset correction that may not solve larger clearance or fitment problems
Verdict: If you need an inexpensive, hubcentric 3mm spacer for minor offset correction on compatible 5×114.3 vehicles, these offer good machining and hardware for the price; do not buy them if your Optima requires larger spacing or different bore sizes.
5. StanceMagic 5mm Hubcentric 5×114.3 Wheel Spacers (67.1mm Bore) — 2 Pack
| Thickness | 5mm |
|---|---|
| Bolt Pattern | 5×114.3 |
| Hub Center Bore | 67.1mm |
| Pack Quantity | 2 Wheel Spacers |
These StanceMagic spacers are simple hubcentric rings designed to push the wheel out 5mm to correct minor clearance issues and widen track on 5×114.3 vehicles with a 67.1mm centerbore. They are CNC machined from billet aluminum and anodized to resist corrosion, and install between the vehicle hub and wheel using the factory studs or bolts when length permits. Typical uses include preventing tire or caliper rubbing, giving a slightly wider stance, and improving wheel fitment when aftermarket rims sit too close to suspension components. The hubcentric bore helps center the wheel to reduce vibrations, but buyers must verify stud/bolt thread engagement and may need extended lug bolts or studs which are not included. Installation requires basic tools and correct torqueing with a torque wrench plus a re-check after 25–50 miles. These spacers are a low-cost, reversible modification for small clearance fixes, not a substitute for wider offset wheels or major suspension work.
Best for: Reliability-focused buyers who prioritize a simple, factory-compatible fix for minor wheel-to-component clearance issues and want a durable, low-risk modification.
Less Ideal for: Buyers needing large offset changes, major handling upgrades, or who prefer a permanent wheel selection solution instead of spacers should consider alternative wheel or suspension modifications.
- CNC machined from billet aluminum for consistent fit and strength
- Anodized finish reduces corrosion and maintains appearance
- Hubcentric 67.1mm bore centers the wheel to minimize vibration
- Thin 5mm thickness solves minor rubbing and improves stance without large offset changes
- Extended lug bolts or studs are not included and may be required for safe thread engagement
- 5mm thickness only addresses small clearance issues and will not correct major fitment problems
Verdict: A corrosion-resistant, hubcentric 5mm spacer that provides a simple, reliable correction for minor wheel clearance and stance issues on 5×114.3 vehicles.
6. KAX 5×4.5 Hub-Centric 20mm Wheel Spacers (4-Pack)
| Bolt pattern | 5×4.5 (5×114.3mm) |
|---|---|
| Thickness | 20mm |
| Stud thread | M12x1.5 |
| Center bore | 67.1mm |
These KAX wheel spacers are a bolt-on 20mm hub-centric spacer kit designed to clear offset issues and push wheels outward for a wider track. They install between the hub and the wheel using supplied M12x1.5 threaded studs and high-strength 10.9 grade nuts, and KAX specifies a recommended torque of 70 to 80 ft-lbs. In real-world use the spacers address rubbing or clearance problems when fitting aftermarket wheels or tires and can improve stance and stability by increasing scrub width. The parts are forged from 6061-T6 aluminum for a good strength-to-weight ratio and include a 67.1mm centering lip to minimize wheel runout. Practical benefits include straightforward bolt-on installation on compatible vehicles and a full four-piece kit so you can upgrade all corners at once. Limitations to note are dependent fitment for specific years and trims, potential need to check stud length before installation, and mixed user reports—some buyers report long-term durability while others have experienced stud failures, so proper torqueing and periodic checks are important.
Best for: Buyers prioritizing convenience who want a simple bolt-on solution to stop wheel rubbing and get aftermarket wheels to sit correctly without complex modifications.
Less Ideal for: Drivers seeking a permanent heavy-duty suspension modification or those unwilling to perform periodic torque and safety checks should consider stronger, vehicle-specific solutions.
- Hub-centric 67.1mm centering lip reduces wheel runout and vibration risk when matched correctly
- Forged 6061-T6 aluminum construction offers strong strength-to-weight performance
- Includes M12x1.5 studs and 10.9 grade nuts for a complete bolt-on installation
- 20mm thickness commonly resolves clearance and offset issues with aftermarket wheels
- Some customer reports of stud breakage under prolonged or heavy use indicate inconsistent long-term durability
- Requires verification of stud length and at least 2 inches of fender-to-wheel clearance before installation
Verdict: A convenient bolt-on 20mm hub-centric spacer that fixes common offset and clearance issues quickly, but verify fitment and monitor studs for long-term reliability.
7. EVIL ENERGY 5×114.3 Hub-Centric Wheel Spacers 1.5" (5-Lug, 67.1 mm Bore)
| Bolt pattern | 5×114.3 mm |
|---|---|
| Thickness | 1.5 inch |
| Hub bore | 67.1 mm |
| Stud size | M12x1.5 |
| Exterior | 6061-T6 Aluminum |
These EVIL ENERGY wheel spacers push the wheel out 1.5 inches using a 5×114.3 mm hub-centric design with a 67.1 mm hub bore. Constructed from 6061-T6 aircraft-grade aluminum and machined by CNC, they are intended to correct backspacing, improve clearance, and give a wider track without permanent wheel or suspension changes. Installation sits between the hub and wheel and uses M12x1.5 studs and high-strength bolts; hand-tightening is recommended to avoid over-torquing. In practical use they deliver firmer handling and better clearance for brake or suspension components and can help eliminate rubbing with aftermarket wheels. Common limitations to note are fitment sensitivity and the need to confirm year/model compatibility for the Kia Optima before buying, and some buyers reported inconsistent packaging or missing parts. These spacers are light and corrosion-resistant but because they add offset they change wheel loading and should be installed with proper torque checks and periodic inspection.
Best for: Risk-averse buyers looking to safely widen their Kia Optima's track or resolve minor rubbing who prioritize proven materials and factory-like fitment over aggressive styling changes.
Less Ideal for: Drivers wanting an off-road focused or heavy-load solution or those unwilling to verify precise fitment and perform routine torque inspections should consider alternatives.
- Machined from 6061-T6 aircraft-grade aluminum for strength and reduced corrosion
- Hub-centric 67.1 mm bore promotes accurate wheel centering and reduces vibration
- 1.5 inch thickness provides noticeable track widening and improved clearance
- Uses M12x1.5 studs and high-grade bolts for secure fastening when installed correctly
- Some customers reported missing parts or fitment issues out of the box
- Adds offset that changes wheel load and requires careful torqueing and periodic checks
Verdict: A lightweight, hub-centric 1.5" spacer that can tidy up clearance and handling on a Kia Optima when fitted and torqued correctly, but confirm compatibility and check parts on receipt.
Choosing the Right Kia Optima Wheel Spacers: Key Factors to Consider
Bolt Pattern and Hub Bore Fit
Correct bolt pattern and a matching hub bore are fundamental for safe installation. A spacer that matches the Kia Optima's bolt pattern ensures the studs align without forcing hardware into the hub, and a precise hub bore helps center the wheel to prevent runout and vibration.
If the spacer is not hub-centric, it increases reliance on lug torque to center the wheel, which can raise the risk of uneven load distribution. Verifying these dimensions before purchase reduces the chance of compatibility issues and post-install adjustments.
Material and Manufacturing Quality
Spacer strength and longevity depend on the base material and the manufacturing process. Forged or CNC-machined billet spacers typically offer better structural integrity and consistent tolerances than low-quality cast options, resulting in a lower risk of cracking under load.
Also look for corrosion-resistant coatings or anodizing to protect mating surfaces and threads. Higher manufacturing standards translate to more predictable fitment, longer service life, and fewer surprises during installation.
Hub-Centric Vs Lug-Centric Design
Understanding whether a spacer is hub-centric or lug-centric affects how the wheel is centered. Hub-centric spacers have a hub bore that precisely matches the vehicle hub, which places centering responsibility on the hub and reduces the chance of vibration related to wheel runout.
Lug-centric spacers rely on the lug nuts to center the wheel. These can work well when tolerances are tight, but they may require more careful torqueing and monitoring. Choose the design that best aligns with your wheels and tolerance for routine checks.
Spacer Thickness and Clearance Needs
Thickness determines how far the wheel moves outward and affects fender clearance, suspension geometry, and scrub radius. Small thicknesses may resolve minor rubbing, while larger thicknesses can achieve the aggressive stance many owners want, but also increase stress on wheel bearings and steering components.
Consider the thickness guide for your wheel and tire combination and balance the desire for appearance with mechanical impact. Incremental changes are safer than large jumps to avoid unexpected handling or wear issues.
Mounting Hardware and Installation Kit
High-quality mounting hardware simplifies installation and improves safety. Kits that include properly sized studs, extended-length lug nuts, and washers reduce the need to source parts separately and ensure compatible thread engagement.
An installation kit that aligns with Kia Optima specifications helps maintain correct torque values and prevents stripped threads. Verify that hardware is made from hardened steel and has corrosion protection to avoid failures over time.
Torque Specs and Maintenance Requirements
Adhering to correct torque specifications is essential for safe spacer performance. Over- or under-torquing can lead to loose wheels, stud stretching, or component damage; consult the vehicle's recommended torque values and any manufacturer guidance for spacers.
Regular maintenance checks after initial installation, such as re-torquing after the first 50 to 100 miles and periodic inspections for corrosion or loosening, help detect issues early and extend component life.
How We Chose the Best Kia Optima Wheel Spacers
We focused on fitment, safety, and durability when selecting these wheel spacers for the Kia Optima. Key evaluation criteria included bolt pattern and hub bore accuracy to ensure precise centering on the 5×114.3 layout, material and manufacturing quality such as forged or billet construction and corrosion-resistant finishes, and spacer thickness options to cover common clearance and stance needs.We also assessed mounting method and hardware quality, including whether spacers are hub-centric or lug-centric and the robustness of included studs and nuts. Installation considerations like ease of bolt access and availability of an installation kit were reviewed, along with recommended torque specifications and user guidance. Exclusions: we did not include spacers that lacked clear fitment data for the Kia Optima, units made from low-grade alloys, or products without adequate mounting hardware documentation.
Our full evaluation process is outlined in our review methodology.
FAQ
Are wheel spacers safe to use on a Kia Optima?
Wheel spacers can be safe when you choose spacers that match the Kia Optima's bolt pattern and hub bore, use appropriate thickness, and follow correct installation procedures. Safety depends on material quality, proper hardware, and adherence to torque specifications. Regular inspections and proper maintenance further reduce risk.
How do I determine the right spacer thickness for my setup?
Determine thickness by assessing tire and wheel offset, fender clearance, and desired stance. Small increments often address minor rubbing, while larger spacers change scrub radius and loading on bearings. Measure current clearances, consult a thickness guide, and factor in suspension geometry before selecting a spacer size.
Will wheel spacers cause vibration on my Kia Optima?
Spacers may cause vibration if the hub bore does not center the wheel or if tolerances are poor. Hub-centric designs are less likely to create vibration because they center on the hub, while poorly matched lug-centric spacers increase the risk. Proper fitment, quality manufacturing, and correct torqueing usually prevent vibration.
Do I need a special installation kit to fit spacers?
An installation kit is often recommended because it provides correctly sized studs, nuts, and washers that fit the spacer and vehicle threads. Proper hardware ensures correct thread engagement and clamping force, which is important for safety. If a spacer does not include hardware, source equivalent-grade components specified for the Kia Optima.
How should I torque spacer studs and lug nuts?
Follow the vehicle manufacturer's torque specifications for the lug nuts where applicable, and any torque guidance provided by the spacer maker. Use a calibrated torque wrench and a star pattern when tightening. Re-check torque after initial road miles and inspect periodically for signs of loosening or corrosion.
Conclusion
Choosing the right wheel spacers for a Kia Optima means prioritizing precise fitment, material integrity, and appropriate thickness for your clearance goals. Balance aesthetic aims like a wider stance with mechanical considerations such as scrub radius and bearing load.Focus on hub bore accuracy, quality hardware, and adherence to torque and maintenance practices. Careful selection and responsible installation will help you achieve the desired fit and avoid common issues like vibration or premature component wear.
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