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Details
| Specification | Value |
|---|---|
| Brand | TOPRAN |
| Fitting Position | Bottom |
OE/OEM numbers (3)
Search by this OE number to find compatible parts
- BMW—1131 1 432 176
- BMW—1131 1 722 754
- BMW—1131 1 730 189
Where this part fits
Original-fit position for OE 11311432176. The red ring marks where this part installs on the vehicle.
About this product
TOPRAN Timing Chain (502 980) is manufactured to OEM tolerances, ensuring a direct-fit replacement that restores your vehicle to factory specification without any modification. Technical specifications — Fitting Position: U, Driven Units: 29, Number of chain links: 104, Chain Type: Rubber, Chain Type: Steel — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. Compatible with BMW 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: 001-10-22779, 08.12.060, 08.12.064, 1131 1 432 176 and 99 more. Matching these numbers confirms a like-for-like replacement with no loss of function. TOPRAN 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 from our UK warehouse with a 30-day money-back guarantee and free hassle-free returns.
Timing Chain buying guide
Why replace this part?
Timing chains serve the same function as timing belts but are designed to last the engine's lifetime. However, chain stretch from oil starvation, worn tensioners, or failed guides can cause timing deviation, valve contact, and severe engine damage.
Signs you need a replacement
- Rattling or clattering on cold start that may disappear when warm
- check engine light with camshaft-crankshaft correlation codes
- rough running on startup
- check engine light for variable valve timing errors
When to replace
No service interval — designed for engine life. Cold-start rattle is a warning sign requiring immediate action. Regular oil changes with the correct grade are the best prevention.
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 (107)
Show all 107 OE numbers
Timing Chain TOPRAN 502 980 — compatible car models
| Car models | BMW: 3 Compact (E36), 3 Compact (E46), 3 Convertible (E36), 3 Convertible (E46), 3 Coupe (E36), 3 Coupe (E46), 3 (E36), 3 (E46), 3 Touring (E36), 3 Touring (E46) (+13 more) |
|---|---|
| Engines | 323 ti; 325 ti; 320 i; 320 Ci; 520 i 24V; 520 i; 525 i; 728 i, iL; 730 i, Li; 2.5 i; 3.0 i; 2.8 i; 2.0 i; 2.2 i |
| Year of manufacture | 1987-2011 |
| Manufacturer article number (MPN) | 502 980 |
| OE part numbers | 1131 1 432 176, 1131 1 722 754, 1131 1 730 189 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
TOPRAN 502980 . Chain Type: 1. Chain Type: 5. Driven Units: 29. Fitting Position: U. Number of chain links: 104
- 1x Timing Chain
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 Timing Chain compatible with my car?
This Timing Chain fits BMW 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 Timing Chain have?
This TOPRAN Timing Chain has the following specifications: Fitting Position: U; Driven Units: 29; Number of chain links: 104; Chain Type: 5; Chain Type: 1. Check the full specifications table above for complete details.
What OE part numbers does this Timing Chain replace?
This Timing Chain replaces OE part numbers: 1131 1 432 176, 1131 1 722 754, 1131 1 730 189. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Timing Chain cost?
This TOPRAN Timing Chain is available for £28.99. Timing Chain 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 Timing Chain?
Timing chains are designed to last the engine's lifetime but can wear prematurely. Signs include a rattling or slapping noise from the engine on cold start, the check engine light with camshaft position error codes, or the engine running rough after extended idling.
What tools do I need to replace a Timing Chain?
Tools needed: engine timing lock set (vehicle-specific), socket set, torque wrench, camshaft holding tool, chain tensioner reset tool. Difficulty: Professional required. Safety warning: Timing chain work requires engine timing to be precisely locked before disassembly. Any error will cause major internal engine damage on first start. This job is not suitable for DIY without professional training.
Can I use this part as a replacement for OE 1131 1 432 176?
Yes, this TOPRAN Timing Chain is a direct replacement for OE part number 1131 1 432 176. 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.
