01 02 Chevy Silverado GMC Sierra 2500HD 3500 6.6 LB7 Allison 1000 P-1 ring gear
USED Factory Original Allison 5-speed auto transmission P-1 ring gear for 01+02 Chevy Silverado+GMC Sierra 2500HD+3500 6.6 LB7 Duramax trucks. This part was removed from a 2002 GMC Sierra 3500 6.6 Duramax diesel crew cab 4 door 4×4 with 146k miles.