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CP247
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BrandOPTIMAL
MPN251371
OE refs7
SKU0129-251371
GTIN / EAN4058787096569

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Details

SpecificationValue
BrandOPTIMAL
CategoryWheel Bearing Set

OE/OEM numbers (7)

Search by this OE number to find compatible parts

Where this part fits

Original-fit position for OE 11548714. The red ring marks where this part installs on the vehicle.

BOLT,RR WHL HUB(SINGLE USE)(5.812)(ACDelco #11548714) — Corvette Corvette C8 (2020–2025) — SUSPENSION/REAR-KNUCKLE DETAIL (J55)
Corvette Corvette C8 (2020–2025) · SUSPENSION/REAR-KNUCKLE DETAIL (J55)Position 4

About this product

The OPTIMAL Wheel Bearing Set (251371) is a professional-grade replacement component engineered for long service life and reliable operation across all conditions your vehicle encounters. Verified to fit BUICK (SGM), CHEVROLET, OPEL, VAUXHALL models. All compatibility data is cross-checked against the TecDoc database — select your vehicle to confirm the part matches your specific engine and year. This part supersedes original equipment references: 052509B, 11547142, 11548714, 13398836 and 12 more. Matching these numbers confirms a like-for-like replacement with no loss of function. OPTIMAL is a recognised supplier of automotive replacement components to independent workshops and dealer networks across Europe. All parts are sourced from authorised distribution channels and carry full manufacturer traceability — you receive exactly the same component supplied to professional garages and dealer workshops. If fitment or specifications do not match your vehicle, our technical team can help identify the correct alternative — use the vehicle selector or contact us with your VIN for a guaranteed-fit recommendation. Replacing worn components on schedule preserves your vehicle's safety, reliability, and resale value — and aftermarket parts from established brands deliver OEM-equivalent performance at a fraction of the dealer price. Every part is dispatched from our UK warehouse with a 30-day money-back guarantee and free hassle-free returns.

About OPTIMAL

OPTIMAL, founded in Germany, is a well-regarded aftermarket brand specialising in steering, suspension, and wheel bearing components. OPTIMAL produces ball joints, tie rod ends, control arm bushings, wheel bearings, and stabiliser links for European, Asian, and American vehicle applications. Manufactured to stringent quality standards with comprehensive testing protocols, OPTIMAL parts deliver OE-matching fit and performance. Known for excellent value and wide vehicle coverage, OPTIMAL is a popular choice among professional workshops across Europe.

Suitable cars

Equivalent products (9)

AUTEX805527
AUTEX805528
BENDIX052509B
Schaeffler FAG713645220
Schaeffler FAG713645230
VAICOV40-1432

Wheel Bearing Set OPTIMAL 251371compatible car models

Car modelsBUICK (SGM): ENVISION (CP4), LACROSSE (EG6), REGAL III (EG7); CHEVROLET: MALIBU; OPEL: INSIGNIA B Country Tourer (Z18), INSIGNIA B Grand Sport (Z18), INSIGNIA B Sports Tourer Combi Van (Z18), INSIGNIA B Sports Tourer (Z18); VAUXHALL: INSIGNIA Mk II (B) Country Tourer (Z18), INSIGNIA Mk II (B) Hatchback (Z18), INSIGNIA Mk II (B) Sports Tourer (Z18)
Engines20T 1.5; 1.5 20T; 20T; 1.5 T; 1.5 (47); 1.4 Turbo (68); CDTi ECOTEC; 1.5 (35); 2.0 D (47); 1.5 (68)
Year of manufacture2014-2023
Manufacturer article number (MPN)251371
OE part numbers11547142, 11548714, 13398836, 13507016, 13526966, 2080120, 326013
Compatibility check

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Description and what's included

OPTIMAL 251371 Wheel Bearing Set

What's included:
  • 1x Wheel Bearing Set
Shipping, returns, warranty

Free UK delivery on orders over £99.00. Express and standard shipping available.

  • Standard delivery: 2-5 business days
  • Express delivery: 1-2 business days
  • Free returns within 14 days
  • All parts backed by manufacturer warranty

Warranty: 12-month manufacturer warranty on all parts. 14-day money-back guarantee if the part doesn't fit your vehicle.

Frequently Asked Questions

Is this Wheel Bearing Set compatible with my car?

This Wheel Bearing Set fits BUICK (SGM), CHEVROLET, OPEL, VAUXHALL vehicles. Use the vehicle selector at the top of the page to check exact compatibility — enter your car's make, model, and engine for a confirmed fitment match. All fitment data is verified through TecDoc.

What specifications does this OPTIMAL Wheel Bearing Set have?

The package includes the Wheel Bearing Set as described in the specifications above. Check the "What's included" section for a full list of components. If mounting hardware or accessories are required, they will be listed separately.

What OE part numbers does this Wheel Bearing Set replace?

This Wheel Bearing Set replaces OE part numbers: 11547142, 11548714, 13398836, 13507016, 13526966, 2080120, 326013. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.

How much does a Wheel Bearing Set cost?

This OPTIMAL Wheel Bearing Set is available for £101.99. Wheel Bearing Set prices vary depending on brand, specifications, and vehicle compatibility. OPTIMAL parts offer a balance of quality and value, backed by our 14-day money-back guarantee.

How do I know when to replace my Wheel Bearing Set?

Listen for humming, growling, or grinding noises that change with vehicle speed, or notice play in the wheel when jacked up.

What tools do I need to replace a Wheel Bearing Set?

Tools needed: floor jack, axle stands, hub puller, bearing press or large socket and vice (for pressing), hub nut socket (typically 30-36mm), new hub nut, torque wrench, circlip pliers. Difficulty: Professional recommended. Safety warning: A failed wheel bearing can lead to wheel detachment. On driven axles the hub nut must be torqued to specification (often 200-300 Nm) -- under-torquing is a serious safety risk.

Can I use this part as a replacement for OE 11547142?

Yes, this OPTIMAL Wheel Bearing Set is a direct replacement for OE part number 11547142. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.

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