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Details
| Specification | Value |
|---|---|
| Brand | LPR |
| Thread Size | 12 X 1 |
| Brake System | ATE |
| Distance of mounting bores [mm] | 50 mm |
| Piston Diameter [mm] | 19.05 mm |
OE numbers (4)
Search by this OE number to find compatible parts
- AUDI—431721401
- AUDI—431721401A
- AUDI—443721401A
- AUDI—4A0721401
Where this part fits
Original-fit position for OE 4A0721401. The red ring marks where this part installs on the vehicle.
About this product
LPR Master Cylinder Clutch (7104) is manufactured to OEM tolerances, ensuring a direct-fit replacement that restores your vehicle to factory specification without any modification. Technical specifications — Thread Size: 12 X 1, Material: 57, Brake System: ATE, Distance of mounting bores [mm]: 50 mm, Piston Diameter [mm]: Synthetic, 05 mm — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. Compatible with AUDI 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: 03.2419-9610.3, 0986486024, 1204124, 122031B and 30 more. Matching these numbers confirms a like-for-like replacement with no loss of function. LPR 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 with tracked delivery and a 14-day money-back guarantee with hassle-free returns.
Suitable cars
Equivalent products (31)
Show all 31 OE numbers
Master Cylinder Clutch LPR 7104 — compatible car models
| Car models | AUDI: 100 C1 Coupe (817), 100 C1 Saloon (801, 803, 805, 807, 811, 813, F104), 100 C2 Avant (435, 436), 100 C2 Saloon (431, 433, 434), 100 C3 Avant (445, 446), 100 C3 Saloon (443, 444), 100 C4 Avant (4A5), 100 C4 Saloon (4A2), 200 C2 Saloon (437, 438), 200 C3 Avant (447, 448) (+5 more) |
|---|---|
| Engines | 1.9; 1.8; 2.0 E; 2.0; 2.1 5E; 2.1 Turbo quattro; 1.8 T; 3.6 quattro |
| Year of manufacture | 1968-2006 |
| Manufacturer article number (MPN) | 7104 |
| OE part numbers | 431721401, 431721401A, 443721401A, 4A0721401 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
LPR 7104 . Brake System: ATE. Distance of mounting bores [mm]: 50 mm. Material: 57. Piston Diameter [mm]: 19,05 mm. Thread Size: 12 X 1
- 1x Master Cylinder Clutch
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 Master Cylinder Clutch compatible with my car?
This Master Cylinder Clutch 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 LPR Master Cylinder Clutch have?
This LPR Master Cylinder Clutch has the following specifications: Thread Size: 12 X 1; Material: 57; Brake System: ATE; Distance of mounting bores [mm]: 50 mm; Piston Diameter [mm]: 19,05 mm. Check the full specifications table above for complete details.
What OE part numbers does this Master Cylinder Clutch replace?
This Master Cylinder Clutch replaces OE part numbers: 431721401, 431721401A, 443721401A, 4A0721401. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Master Cylinder Clutch cost?
This LPR Master Cylinder Clutch is available for £41.99. Master Cylinder Clutch prices vary depending on brand, specifications, and vehicle compatibility. LPR parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Master Cylinder Clutch?
Regular inspection of your Master Cylinder Clutch 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 Master Cylinder Clutch?
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 Master Cylinder Clutch fitted by a professional mechanic.
Can I use this part as a replacement for OE 431721401?
Yes, this LPR Master Cylinder Clutch is a direct replacement for OE part number 431721401. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.
Related categories
Common OE numbers for this part
Common original equipment numbers linked to stocked alternatives.
