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CP247
Gallery
BrandOPTIMAL
MPNF8-3004
OE refs3
SKU0129-F8-3004
GTIN / EAN4031185830041

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Details

SpecificationValue
BrandOPTIMAL
MPNf8-3004
Fitting PositionRear
Fitting PositionRight
Fitting PositionFront Axle
Height [mm]69 mm
Inner Diameter [mm]11 mm
Outer Diameter [mm]65 mm
paired article numberF8-3003

OE/OEM numbers (3)

Search by this OE number to find compatible parts

Where this part fits

Original-fit position for OE 4A0399420E. The red ring marks where this part installs on the vehicle.

1995 — Gearbox › 39920
1995 · Gearbox › 39920Position 19

About this product

Sourced from OPTIMAL, this mounting automatic transmission (F8-3004) combines precision engineering with durable materials to meet the demands of everyday driving and extended service intervals. Technical specifications — Fitting Position: Rear, Fitting Position: Right, Fitting Position: Front Axle, Height [mm]: 69 mm, Inner Diameter [mm]: Bronze mm — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. Verified to fit AUDI 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: 046030B, 10017, 1003990010, 103735 and 25 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 (26)

Show all 26 OE numbers
AKRON-MALÒ17537
AUTOMEGA1039904204A0E
BENDIX046030B
BIRTH5913
BOGE2-32-000043-01
BOGE87-903-A
FIRST LINEFEM3140
JP GROUP399520009
KAWEFL2993-J
LEMFÖRDER1364401
LEMFÖRDER13664
LUO'S730078
MAPCO36854
METZGER AUTOTEILEWM-G831
MEYLE1003990010
ORIGINAL IMPERIUM30670
PEX1213064
QUINTON HAZELLEM2427
QUINTON HAZELLEM4233
RUVILLE325792
STARLINESM 5585
SWAG30130077
TOPRAN103735
VAICOV10-1216

Mounting Automatic Transmission OPTIMAL F8-3004compatible car models

Car modelsAUDI: 100 C4 Avant (4A5), 100 C4 Saloon (4A2), A6 C4 (4A2), A6 C4 Avant (4A5)
Engines2.3 E; 2.3
Year of manufacture1990-1998
Manufacturer article number (MPN)F8-3004
OE part numbers4A0399420C, 4A0399420D, 4A0399420E
Compatibility check

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Description and what's included

OPTIMAL f8-3004 . Fitting Position: H. Fitting Position: R. Fitting Position: VA. Height [mm]: 69 mm. Inner Diameter [mm]: 11 mm. Outer Diameter [mm]: 65 mm. paired article number: F8-3003

What's included:
  • 1x Mounting Automatic Transmission
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 Mounting Automatic Transmission compatible with my car?

This Mounting Automatic Transmission fits AUDI 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 Mounting Automatic Transmission have?

This OPTIMAL Mounting Automatic Transmission has the following specifications: Fitting Position: H; Fitting Position: R; Fitting Position: VA; Height [mm]: 69 mm; Inner Diameter [mm]: 11 mm; Outer Diameter [mm]: 65 mm. Check the full specifications table above for complete details.

What OE part numbers does this Mounting Automatic Transmission replace?

This Mounting Automatic Transmission replaces OE part numbers: 4A0399420C, 4A0399420D, 4A0399420E. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.

How much does a Mounting Automatic Transmission cost?

This OPTIMAL Mounting Automatic Transmission is available for £23.99. Mounting Automatic Transmission 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 Mounting Automatic Transmission?

Regular inspection of your Mounting Automatic Transmission is recommended as part of routine vehicle maintenance. Watch for changes in performance, unusual noises, or visual signs of wear. Consult your vehicle's owner manual for manufacturer-recommended replacement intervals specific to your make and model.

What tools do I need to replace a Mounting Automatic Transmission?

Tools required vary by vehicle make and model. Generally, a basic socket set, screwdrivers, and vehicle-specific tools may be needed. We recommend consulting a workshop manual for your specific vehicle, or having the Mounting Automatic Transmission fitted by a professional mechanic.

Can I use this part as a replacement for OE 4A0399420C?

Yes, this OPTIMAL Mounting Automatic Transmission is a direct replacement for OE part number 4A0399420C. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.

Is the OPTIMAL F8-3004 the same as the OPTIMAL F8-5478?

No, while both are Mounting Automatic Transmission parts, they are different products. The OPTIMAL F8-3004 has Fitting Position: H, Fitting Position: R, Fitting Position: VA. The OPTIMAL F8-5478 may differ in dimensions, fitting position, or material composition. Always verify compatibility with your specific vehicle using our vehicle selector, or contact our customer service team for assistance.

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