Position: Housing To Case O-Ring, Square-Cut - Rear Bearing Retainer To Case O-Ring
Position: Housing To Case O-Ring, Square-Cut - Rear Bearing Retainer To Case O-Ring
w/o Boot Width: 0.5625" Outer Diameter: 2.9375" Inner Diameter: 2.0625"
w/o Boot Width: 0.5625" Outer Diameter: 2.9375" Inner Diameter: 2.0625"
w/o Flange
W/O Boot; W/Flange; W/O Extension Width: 0.5" Outer Diameter: 2.6875" Inner Diameter: 1.75" Position: Output
W/O Boot; W/Flange; W/O Extension Width: 0.5" Outer Diameter: 2.6875" Inner Diameter: 1.75" Position: Output
Under 15,000 (lb) Gross Vehicle Weight (GVW) without Boot
with GMC 4L60-E Transmission without Boot
Extension Housing to Transmission
Boot Type with GMC 4L60-E Transmission
w/ Boot
w/ Boot
Rear Lube
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"
w/ Boot
Boot Type 1.500 (in) Width with GMC 4L80-E Transmission
Extension Housing to Transmission
Booted
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 GMC Sierra 1500. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
AT4 · Base · C3 · Denali · Elevation · HT · Hybrid · SL · SLE · SLT · WT · XFE
Crew Cab Pickup · Extended Cab Pickup · Standard Cab Pickup
L4 2.7L · L6 3.0L · V6 4.3L · V8 4.8L · V8 5.3L · V8 6.0L · V8 6.2L
Automatic · Manual
