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Details
| Specification | Value |
|---|---|
| Brand | KOLBENSCHMIDT |
| Cylinder Bore [mm] | 85 mm |
OE/OEM numbers (3)
Search by this OE number to find compatible parts
- FEDERAL—08-427300-00
- BMW—11 25 7 559 434
- BMW—7 559 434
Where this part fits
Original-fit position for OE 11257559434. The red ring marks where this part installs on the vehicle.
What's in the kit
This kit ships with 3 factory-matched components. Each part below is supplied as part of the kit; click any linked MPN to view that component on its own.
| # | Part number | Component | Qty |
|---|---|---|---|
| 1 | 66435 | Piston Ring
| 1 |
| 2 | 66436 | Piston Ring
| 1 |
| 3 | 66437 | Piston Ring
| 1 |
About this product
Sourced from KOLBENSCHMIDT, this piston ring kit (800115210000) combines precision engineering with durable materials to meet the demands of everyday driving and extended service intervals. Technical specifications — Cylinder Bore [mm]: 85 mm, Component Number: 66435, Component Number: 66437, Component Number: 66436 — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. Verified to fit BMW, BMW (BRILLIANCE) 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: 083 25 N0, 08-427300-00, 11 25 7 559 434, 47 90685 0 and 1 more. Matching these numbers confirms a like-for-like replacement with no loss of function. KOLBENSCHMIDT 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.
Suitable cars
Equivalent products (2)
Piston Ring Kit KOLBENSCHMIDT 800115210000 — compatible car models
| Car models | BMW: 1 Convertible (E88), 1 Coupe (E82), 1 (E81), 1 (E87), 3 Convertible (E93), 3 Coupe (E92), 3 (E90), 3 Touring (E91), 5 (E60), 5 (F10) (+13 more); BMW (BRILLIANCE): 5 SERIES (E60), 5 SERIES (F10, F18) |
|---|---|
| Engines | 125 i; 130 i; 325 i; 525 i; 523 i; 630 i; 730 i, Li; xDrive 25 i; 3.0 si; xDrive 28 i; sDrive 30 i; 530 i; 528 Li |
| Year of manufacture | 2001-2017 |
| Manufacturer article number (MPN) | 800115210000 |
| OE part numbers | 08-427300-00, 11 25 7 559 434, 7 559 434 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
KOLBENSCHMIDT 800115210000 . Component Number: 66435. Component Number: 66436. Component Number: 66437. Cylinder Bore [mm]: 85 mm
- 1x Piston Ring Kit
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 Piston Ring Kit compatible with my car?
This Piston Ring Kit fits BMW, BMW (BRILLIANCE) 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 KOLBENSCHMIDT Piston Ring Kit have?
This KOLBENSCHMIDT Piston Ring Kit has the following specifications: Cylinder Bore [mm]: 85 mm; Component Number: 66435; Component Number: 66437; Component Number: 66436. Check the full specifications table above for complete details.
What OE part numbers does this Piston Ring Kit replace?
This Piston Ring Kit replaces OE part numbers: 08-427300-00, 11 25 7 559 434, 7 559 434. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Piston Ring Kit cost?
This KOLBENSCHMIDT Piston Ring Kit is available for £19.99. Piston Ring Kit prices vary depending on brand, specifications, and vehicle compatibility. KOLBENSCHMIDT parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Piston Ring Kit?
Regular inspection of your Piston Ring Kit 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 Piston Ring Kit?
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 Piston Ring Kit fitted by a professional mechanic.
Can I use this part as a replacement for OE 08-427300-00?
Yes, this KOLBENSCHMIDT Piston Ring Kit is a direct replacement for OE part number 08-427300-00. 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 KOLBENSCHMIDT 800115210000 the same as the KOLBENSCHMIDT 800000610000?
No, while both are Piston Ring Kit parts, they are different products. The KOLBENSCHMIDT 800115210000 has Cylinder Bore [mm]: 85 mm, Component Number: 66435, Component Number: 66437. The KOLBENSCHMIDT 800000610000 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.
Related categories
Common OE numbers for this part
Common original equipment numbers linked to stocked alternatives.
