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Details
| Specification | Value |
|---|---|
| Brand | TOPRAN |
| Category | Brake Cylinder |
| Fitting Position | Rear Left |
| Fitting Position | Rear Right |
| Piston Diameter [mm] | 17.5 mm |
OE/OEM numbers (2)
Search by this OE number to find compatible parts
- AUDI / SEAT / VW—331 611 051A
- AUDI / SEAT / VW—331 611 053
Where this part fits
Original-fit position for OE 331611051A. The red ring marks where this part installs on the vehicle.
About this product
TOPRAN Brake Cylinder (103 435) is manufactured to OEM tolerances, ensuring a direct-fit replacement that restores your vehicle to factory specification without any modification. Technical specifications — Fitting Position: Rear Left, Fitting Position: Rear Right, Material: Rubber, Braking System: Zinc, Supplementary Article/Info 2: 24 — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. Compatible with AUDI, SEAT, 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: 002-10-01581, 00637, 02217, 03.3217-2112.3 and 120 more. Matching these numbers confirms a like-for-like replacement with no loss of function. TOPRAN is a recognised supplier of automotive braking 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 TOPRAN
TOPRAN, part of the Hans Thomsen Group headquartered in Hamburg, Germany, is a growing independent aftermarket brand focused on providing quality parts at accessible prices. TOPRAN offers a comprehensive range covering engine, cooling, electrical, braking, and body components for European vehicles. All TOPRAN products are manufactured to meet OE specifications and undergo quality testing before distribution. Combining German quality management with competitive pricing, TOPRAN is an excellent choice for cost-conscious motorists and workshops who do not want to compromise on part quality.
Suitable cars
Equivalent products (131)
Show all 131 OE numbers
Brake Cylinder TOPRAN 103 435 — compatible car models
| Car models | AUDI: 100 C2 Saloon (431, 433, 434), 100 C3 Saloon (443, 444), 80 B2 Saloon (811, 813, 814, 819, 853), 80 B4 Avant (8C5), 80 B4 Saloon (8C2), A2 (8Z0); SEAT: AROSA (6H1), CORDOBA (6K1, 6K2), CORDOBA (6L2), IBIZA II (6K1), IBIZA III (6L1), TOLEDO I (1L2); VW: FOX Hatchback (5Z1, 5Z3, 5Z4), GOLF I (17), GOLF II (19E, 1G1), GOLF III (1H1), GOLF III Variant (1H5), JETTA I (16), JETTA II (19E, 1G2, 165), LUPO I (6X1, 6E1), PASSAT B1 Variant (33), PASSAT B2 (32B) (+7 more) |
|---|---|
| Engines | 1.9; 1.8; 1.3; 1.9 TD; 1.6; 1.2 TDI; 1.0; 1.2; 1.6 i; 1.1; 1.4; 0.9; 100 1.4 16V; 100 1.6 |
| Year of manufacture | 1973-2015 |
| Manufacturer article number (MPN) | 103 435 |
| OE part numbers | 331 611 051A, 331 611 053 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
TOPRAN 103435 Brake Cylinder. Braking System: 12. Fitting Position: HL. Fitting Position: HR. Material: 5. Number of mounting bores: 2. Piston Diameter [mm]: 17,5 mm. Supplementary Article/Info 2: 24
- 1x Brake Cylinder
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 Brake Cylinder compatible with my car?
This Brake Cylinder fits AUDI, SEAT, 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 TOPRAN Brake Cylinder have?
This TOPRAN Brake Cylinder has the following specifications: Fitting Position: HL; Fitting Position: HR; Material: 5; Braking System: 12; Supplementary Article/Info 2: 24; Number of mounting bores: 2. Check the full specifications table above for complete details.
What OE part numbers does this Brake Cylinder replace?
This Brake Cylinder replaces OE part numbers: 331 611 051A, 331 611 053. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Brake Cylinder cost?
This TOPRAN Brake Cylinder is available for £8.99. Brake Cylinder prices vary depending on brand, specifications, and vehicle compatibility. TOPRAN parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Brake Cylinder?
Regular inspection of your Brake Cylinder 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 Brake Cylinder?
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 Brake Cylinder fitted by a professional mechanic.
Can I use this part as a replacement for OE 331 611 051A?
Yes, this TOPRAN Brake Cylinder is a direct replacement for OE part number 331 611 051A. 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.
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