For Cars With 7 mm Base
w/6 mm Base
w/7 mm Base
w/o Digital Audio, 6mm
Browse our selection of quality antenna mast 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
