Product Description
MAHLE 42160 is the complete standard-bore piston ring set for the 2011–2016 GM 6.6L Duramax LML/LGH. Built to OE specs and supplied pre-lapped for quicker seating, this full engine set restores compression and oil control under work-truck loads and daily towing.
Fitment
- 2011–2016 Chevrolet Silverado 2500HD/3500HD – 6.6L Duramax LML (VIN 8)
- 2011–2016 GMC Sierra 2500HD/3500HD – 6.6L Duramax LML (VIN 8)
- 2011–2016 GM fleet/van applications – 6.6L Duramax LGH (VIN L)
Why it wins
- Pre-lapped top/second rings speed break-in and seal quickly.
- OE-grade materials and axial heights for durability and low oil consumption.
- Sold as a complete 8-cylinder set for an efficient rebuild.
Cross-Reference / Alternatives (MAHLE on CPP Diesel only)
- +.010" (0.25 mm): MAHLE 42160.01
- +.020" (0.50 mm): MAHLE 42160.02
- +.030" (0.75 mm): MAHLE 42160.03
- Pistons (STD) for LML/LGH: MAHLE 224-3935WR
Key Dimensions & Materials
- Bore (Std): 4.055" (≈103.0 mm)
- Ring widths: 3.0 mm top / 2.0 mm second / 3.0 mm oil
- Top ring: stainless steel, gas-nitrided; second: cast iron, chrome-faced; oil: steel, gas-nitrided
- Sold as: complete engine set
Specifications for Mahle 42160
| Attribute | Value |
|---|---|
| Brand | MAHLE |
| Part Number | 42160 (Standard) |
| UPC | 027067864079 |
| GTIN | 027067864079 |
| Engine Compatibility | 2011–2016 GM 6.6L Duramax LML/LGH |
| Axial Heights | 3.0 mm / 2.0 mm / 3.0 mm |
| Bore Size | 4.055" (Std) |
| Contents | Complete 8-cylinder ring set (top, second, oil assemblies) |
| Shipping | Free Ground shipping; optional shipping insurance at checkout |
| Prop 65 | This product can expose you to chemicals known to CA to cause cancer/birth defects. Learn more. |
FAQ
Is MAHLE 42160 a full engine set?
Yes, it’s a complete 8-cylinder ring set (top, second, and oil assemblies).
Do these rings fit both LML and LGH engines?
Yes—this standard-bore set is correct for 2011–2016 Duramax LML/LGH.
Are the rings pre-lapped for quicker seating?
Yes, MAHLE supplies them pre-lapped to reduce break-in time.
What are the ring widths?
Top 3.0 mm, second 2.0 mm, oil 3.0 mm.
