Under 15,000 (lb) Gross Vehicle Weight (GVW) without Boot
w/ Boot Width: 1.625" Outer Diameter: 3.125" Inner Diameter: 2.0625"
w/ Boot Width: 1.625" Outer Diameter: 3.125" Inner Diameter: 2.0625"
Boot Type 1.500 (in) Width
Over 15,000 (lb) Gross Vehicle Weight (GVW) without Boot
Browse our selection of quality automatic transmission extension housing seal 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
