3.90 Gm 10 bolt ring and pinion set - $150 (BIR raceway Nisswa)

all great gears all factory pulled from a 69 ram air IV 10 bolt bird 3.
90 set great shape I changed my mind to go with 3.
73 come get them to set up your rear for race season or street car fun!! text $150.
00 firm for GM factory gears