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Details
| Specification | Value |
|---|---|
| Brand | KOLBENSCHMIDT |
| Length [mm] | 130.1 mm |
| Cylinder Bore [mm] | 128 mm |
| Bolt Head Diameter [mm] | 46 mm |
| Compression Height [mm] | 81.1 mm |
| Recess Diameter [mm] | 75 mm |
| Bolt Length [mm] | 105 mm |
| Recess Depth 1 [mm] | 27.2 mm |
| Valve Pocket Depth 1 [mm] | 1.2 mm |
| Piston Clearance [mm] | 0.15 mm |
OE/OEM numbers (1)
Search by this OE number to find compatible parts
- MAN—51.02511-7226
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 | 63315 | Piston Ring
| 1 |
| 2 | 63316 | Piston Ring
| 1 |
| 3 | 72850 | Piston Ring
| 1 |
About this product
Sourced from KOLBENSCHMIDT, this piston (40374602) combines precision engineering with durable materials to meet the demands of everyday driving and extended service intervals. Technical specifications — Length [mm]: 130, Steel mm, Cylinder Bore [mm]: 128 mm, Bolt Head Diameter [mm]: 46 mm, Component Number: 63315, Component Number: 72850 — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. This part supersedes original equipment references: 51.02511-7226, 902 04 10. 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
Vehicle matches are curated from manufacturer data
Confirmed fits based on manufacturer data.Equivalent products (1)
Piston KOLBENSCHMIDT 40374602 — compatible car models
| Manufacturer article number (MPN) | 40374602 |
|---|---|
| OE part numbers | 51.02511-7226 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
KOLBENSCHMIDT 40374602 . Bolt Head Diameter [mm]: 46 mm. Bolt Length [mm]: 105 mm. Component Number: 63315. Component Number: 63316. Component Number: 72850. Compression Height [mm]: 81,1 mm. Connecting Rod Design: 1. Cylinder Bore [mm]: 128 mm
- 1x Piston
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 compatible with my car?
Use the vehicle selector at the top of the page to check compatibility. Enter your car's make, model, and engine — we'll confirm whether this Piston fits. All fitment data is verified through TecDoc.
What specifications does this KOLBENSCHMIDT Piston have?
This KOLBENSCHMIDT Piston has the following specifications: Length [mm]: 130,1 mm; Cylinder Bore [mm]: 128 mm; Bolt Head Diameter [mm]: 46 mm; Component Number: 63315; Component Number: 72850; Component Number: 63316. Check the full specifications table above for complete details.
What OE part numbers does this Piston replace?
This Piston replaces OE part numbers: 51.02511-7226. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Piston cost?
This KOLBENSCHMIDT Piston is available for £230.99. Piston 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?
Regular inspection of your Piston 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?
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 fitted by a professional mechanic.
Can I use this part as a replacement for OE 51.02511-7226?
Yes, this KOLBENSCHMIDT Piston is a direct replacement for OE part number 51.02511-7226. 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 40374602 the same as the KOLBENSCHMIDT 40027700?
No, while both are Piston parts, they are different products. The KOLBENSCHMIDT 40374602 has Length [mm]: 130,1 mm, Cylinder Bore [mm]: 128 mm, Bolt Head Diameter [mm]: 46 mm. The KOLBENSCHMIDT 40027700 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.
