OE Replacement P Series (Tri-Metal) .25mm Undersize Crankshaft Must Be Rehardened With Nitride Heat Treatment, Requires Thrust Washer Set, Not Included, Use Part Number TW-610S
OE Replacement P Series (Tri-Metal) Standard Requires Thrust Washer Set, Not Included, Use With Part Number TW-610S
with 3/4 Grooves Standard
OE Replacement P Series (Tri-Metal) .50mm Undersize
OE Replacement P Series (Tri-Metal) .50mm Undersize Crankshaft Must Be Rehardened With Nitride Heat Treatment, Requires Thrust Washer Set, Not Included, Use Part Number TW-610S
P Series (Tri-Metal) Standard Oversized Housing Bore O.D. Resized .040" Larger Than Stock.Requires Thrust Washer Set, Not Included, Use With Part Number TW-610S
OE Replacement P Series (Tri-Metal) .026mm Undersize
OE Replacement P Series (Tri-Metal) .25mm Undersize
OE Replacement P Series (Tri-Metal) Standard
P Series (Tri-Metal) .25mm Undersize Oversized Housing Bore O.D. Resized .040" Larger Than Stock. Requires Thrust Washer Set, Not Included, Use With Part Number TW-610S
Standard
High Performance H Series (Tri-Metal) Standard X - .001in Extra Oil Clearance Requires Thrust Washer Set, Not Included, Use With Part Number TW-610S
High Performance H Series (Tri-Metal) Standard Requires Thrust Washer Set, Not Included, Use With Part Number TW-610S
High Performance H Series (Tri-Metal) Standard C - Coated Requires Thrust Washer Set, Not Included, Use With Part Number TW-610S
High Performance H Series (Tri-Metal) .25mm Undersize C - Coated Oversized Housing Bore O.D. Resized .040" Larger Than Stock. Requires Thrust Washer Set, Not Included, Use With Part Number TW-610S
High Performance H Series (Tri-Metal) Standard C - Coated Oversized Housing Bore O.D. Resized .040" Larger Than Stock. Requires Thrust Washer Set, Not Included, Use With Part Number TW-610S
High Performance H Series (Tri-Metal) Standard XC - .001in Extra Oil Clearance / Coated
Browse our selection of quality engine crankshaft main bearing 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