USED - Allison Transmission 29540491 Front Bellhousing 2001-2007 LB7 LLY LBZ with Speed Sensor Boss
This is a genuine Allison OEM Bellhousing for the 01-07 LB7, LLY, & LBZ Duramax pickups. This housing has the speed sensor boss on the casting.
Casting has been inspected for flaws and hot tanked. Threads and sealing surfaces inspected.
Picture represents product but does not reflect its cosmetic condition. Cosmetic condition may vary.