Size 0.040in Material Grade Premium Material UCR-Ductile Iron; LCR-Ductile Iron; OCR-Cast Iron Facing UCR-Plasma-Moly; OCR-Chrome Axial Height UCR-3.0mm; LCR-2.0mm; OCR-4.0mm Ring Type UCR:RFK-18PF; LCR:BT-18; OCR: MCL-40URW Engine Set
Size 0.010in Material Grade Premium Material UCR-Ductile Iron; LCR-Cast Iron; OCR-Stainless Steel Facing UCR-Plasma-Moly; LCR-Chrome; OCR-Gas Nitride Axial Height UCR-3.0mm; LCR-2.0mm; OCR-3.0mm Ring Type UCR:RFK-18PF; LCR:BT-10UF; OCR: MCL-42NGRW Engine Set
Size 0.020in Material Grade Premium Material UCR-Ductile Iron; LCR-Cast Iron; OCR-Stainless Steel Facing UCR-Plasma-Moly; LCR-Chrome; OCR-Gas Nitride Axial Height UCR-3.0mm; LCR-2.0mm; OCR-3.0mm Ring Type UCR:RFK-18PF; LCR:BT-10UF; OCR: MCL-42NGRW Engine Set
Size 0.030in Material Grade Premium Material UCR-Ductile Iron; LCR-Cast Iron; OCR-Stainless Steel Facing UCR-Plasma-Moly; LCR-Chrome; OCR-Gas Nitride Axial Height UCR-3.0mm; LCR-2.0mm; OCR-3.0mm Ring Type UCR:RFK-18PF; LCR:BT-10UF; OCR: MCL-42NGRW Engine Set
Ductile 2nd Ring Moly Steel Top Ring Premium Ring Groove Widths: 3.0 (mm) , 2.0 (mm) , 3.0 (mm) Standard
Browse our selection of quality engine piston ring set parts designed specifically for your Hummer H1. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
Alpha · Base
Sport Utility
V8 6.5L · V8 6.6L
Automatic