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Details
| Specification | Value |
|---|---|
| Brand | FAST |
| MPN | ft45643 |
| Width [mm] | 38 mm |
OE numbers (6)
Search by this OE number to find compatible parts
- FORD—2C1T10300AA
- FORD—2C1T10300AB
- FORD—2C1T10300AF
- FORD—4371030
- FORD—4392207
- FORD—4407889
Where this part fits
Original-fit position for OE 4371030. The red ring marks where this part installs on the vehicle.
About this product
FAST Belt Pulley Alternator (FT45643) is manufactured to OEM tolerances, ensuring a direct-fit replacement that restores your vehicle to factory specification without any modification. Technical specifications — Width [mm]: 38 mm — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. Compatible with AUDI, FORD, OPEL, SEAT and 2 other makes 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: 0 124 415 031, 0 124 415 032, 03.81803, 051.000.554.810 and 27 more. Matching these numbers confirms a like-for-like replacement with no loss of function. FAST is a recognised supplier of automotive engine timing 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 with tracked delivery and a 14-day money-back guarantee with hassle-free returns.
Suitable cars
Equivalent products (26)
Show all 26 OE numbers
Belt Pulley Alternator FAST FT45643 — compatible car models
| Car models | AUDI: A2 (8Z0), A3 (8L1), A3 (8P1), A3 Convertible (8P7), A3 Sportback (8PA), A4 B5 (8D2), A4 B5 Avant (8D5), A4 B6 (8E2), A4 B6 Avant (8E5), A6 C4 (4A2) (+5 more); FORD: GALAXY I (WGR), TRANSIT Bus (FD , FB , FS , FZ , FC), TRANSIT Platform/Chassis (FM , FN), TRANSIT TOURNEO Bus (FC), TRANSIT Van (FA); OPEL: ASTRA G Saloon (T98); SEAT: ALHAMBRA (7V8, 7V9), AROSA (6H1), CORDOBA (6K1, 6K2), CORDOBA (6L2), CORDOBA Vario (6K5), IBIZA II (6K1), IBIZA III (6L1), IBIZA IV (6J5, 6P1), IBIZA IV SC (6J1, 6P5) |
|---|---|
| Engines | 1.4; 1.6; 1.9 TDI; 1.8 T; 2.0 DI (FE, FF, FG); 2.0 DI (FE, FF); 2.0; 2.0 DI (FAE, FAF, FAG); 1.7 CDTI (F69); 1.8 T 20V; 1.0; 1.0 i; 1.4 16V |
| Year of manufacture | 1993-2018 |
| Manufacturer article number (MPN) | FT45643 |
| OE part numbers | 2C1T10300AA, 2C1T10300AB, 2C1T10300AF, 4371030, 4392207, 4407889 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
FAST ft45643 . Width [mm]: 38 mm
- 1x Belt Pulley Alternator
Shipping, returns, warranty
Free UK delivery on orders over £99.00. Tracked standard shipping.
- Standard delivery: 4–8 business days
- Order before 5pm — ships the next working day
- 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 Belt Pulley Alternator compatible with my car?
This Belt Pulley Alternator fits AUDI, FORD, OPEL, SEAT, SKODA and 1 more 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 FAST Belt Pulley Alternator have?
This FAST Belt Pulley Alternator has the following specifications: Width [mm]: 38 mm. Check the full specifications table above for complete details.
What OE part numbers does this Belt Pulley Alternator replace?
This Belt Pulley Alternator replaces OE part numbers: 2C1T10300AA, 2C1T10300AB, 2C1T10300AF, 4371030, 4392207, 4407889. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Belt Pulley Alternator cost?
This FAST Belt Pulley Alternator is available for £43.99. Belt Pulley Alternator prices vary depending on brand, specifications, and vehicle compatibility. FAST parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Belt Pulley Alternator?
Regular inspection of your Belt Pulley Alternator 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 Belt Pulley Alternator?
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 Belt Pulley Alternator fitted by a professional mechanic.
Can I use this part as a replacement for OE 2C1T10300AA?
Yes, this FAST Belt Pulley Alternator is a direct replacement for OE part number 2C1T10300AA. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.
