New Old Stock (NOS) BorgWarner 13-45-144-005 drive sprocket for the BW1345 transfer case (cross 1345144005). 1.25″ wide, 34-tooth design for the BorgWarner 1345 chain drive system used in 1980–1988 Ford F150/F250/F350 and Bronco models. Never installed. Shows light surface storage marks and light rust from sitting on the shelf. Approx. measurements: ~4-3/4″ OD, ~1-3/4″ bore, ~1-1/2″ width. Solid OEM sprocket ready for service.

New Old Stock (NOS) BorgWarner 13-45-144-005 drive sprocket for the BW1345 transfer case (cross 1345144005). 1.25″ wide, 34-tooth design for the BorgWarner 1345 chain drive system used in 1980–1988 Ford F150/F250/F350 and Bronco models. Never installed. Shows light surface storage marks and light rust from sitting on the shelf. Approx. measurements: ~4-3/4″ OD, ~1-3/4″ bore, ~1-1/2″ width. Solid OEM sprocket ready for service.