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CP247
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BrandOPTIMAL
MPNG3-077
OE refs2
SKU0129-G3-077
GTIN / EAN4031185930772

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Details

SpecificationValue
BrandOPTIMAL
MPNg3-077
Fitting PositionFront Left
Fitting PositionBottom
Cone Size [mm]17 mm
paired article numberG3-076

OE/OEM numbers (2)

Search by this OE number to find compatible parts

Where this part fits

Original-fit position for OE 855407365A. The red ring marks where this part installs on the vehicle.

1985 — Front axle, steering › 70
1985 · Front axle, steering › 70Position 2

About this product

When ball joint performance matters, the OPTIMAL G3-077 delivers — built to the same dimensional and material standards as the original part it replaces. The part is built to the following specification: Fitting Position: Front Left, Fitting Position: U, Cone Size [mm]: Fibreglass mm, Registration Type: 22, paired article number: G3-076. Each dimension is checked against the OEM reference to ensure the component seats and functions correctly first time. Compatible with AUDI, VW vehicles; use the vehicle selector above to confirm exact fitment for your make, model, and engine variant. Fitment data is sourced from TecDoc, the authoritative European parts catalogue. This part supersedes original equipment references: 01.03087.0, 01521, 02-BJ-3917, 041275B and 40 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

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IRBIR-43.077
KAMOKA9963480
KAWEFL966-D
LEMFÖRDER01.03087.0
LEMFÖRDER10148
LEMFÖRDER10148 03
MAPCO19893
METZGER AUTOTEILE6-62K
MEYLE1160103917
MONROEL29502
MOTAQUIPVSJ488
NK5044735£22.99
OCAP0492016
PEX1204239
QUINTON HAZELLQSJ986S
REDAELLI RICAMBI6-62K
RHIAG10547128
RHIAG684377
RUVILLE915430
SACHSBJ0248L
SASIC9005201
SIDEM63480£14.99
SPIDAN45010
SWAG32780003
TALOSA47-02031
TRISCAN850029502
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TRWJBJ114
UNIPARTGSJ303
VEMA16519

Ball Joint OPTIMAL G3-077compatible car models

Car modelsAUDI: 80 B1 Saloon (80, 82), 80 B2 Saloon (811, 813, 814, 819, 853), 80 B3 Saloon (893, 894, 8A2), 90 B2 (813, 814, 853), 90 B3 (893, 894, 8A2), COUPE B2 (81, 855, 856); VW: PASSAT B2 (32B), PASSAT B2 Saloon (32B), PASSAT B2 Variant (33B), SANTANA (32B)
Engines1.3; 1.6; 2.2 E quattro; 1.6 TD; 1.8
Year of manufacture1972-1991
Manufacturer article number (MPN)G3-077
OE part numbers855407365A, 855407365B
Compatibility check

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Description and what's included

OPTIMAL g3-077 . Cone Size [mm]: 17 mm. Fitting Position: U. Fitting Position: VL. paired article number: G3-076. Registration Type: 22

What's included:
  • 1x Ball Joint
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 Ball Joint compatible with my car?

This Ball Joint fits AUDI, VW 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 Ball Joint have?

This OPTIMAL Ball Joint has the following specifications: Fitting Position: VL; Fitting Position: U; Cone Size [mm]: 17 mm; Registration Type: 22; paired article number: G3-076. Check the full specifications table above for complete details.

What OE part numbers does this Ball Joint replace?

This Ball Joint replaces OE part numbers: 855407365A, 855407365B. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.

How much does a Ball Joint cost?

This OPTIMAL Ball Joint is available for £15.99. Ball Joint 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 Ball Joint?

Signs include clunking or knocking noises from the front suspension, wandering steering, uneven tyre wear, or vibration in the steering wheel.

What tools do I need to replace a Ball Joint?

Tools needed: ball joint separator (fork or press type), 18-21mm socket, hub nut socket (32-36mm on driven axles), torque wrench, new cotter pin. Difficulty: Moderate DIY. Safety warning: Never reuse an old split pin (cotter pin) after disturbing a ball joint nut. A loose ball joint can allow the wheel to detach from the vehicle at speed -- this is a critical safety component.

Can I use this part as a replacement for OE 855407365A?

Yes, this OPTIMAL Ball Joint is a direct replacement for OE part number 855407365A. 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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