Look no further for all your cast iron differential part needs. From rebuild kits to rebuilt inner axles, we've got the parts needed to rebuild your rear end. If you get overwhelmed, we also offer a rebuild service depending on your power needs and/or driving style. 

SG-47

1963 - 1979
Differential Cross Member Reinforcing Kit

$79.99 pair







SG-53

1963 - 1979
Rear Cross Member Delrin Kit Less Reinforcement Kit

$276.99 each







SG-54

1963 - 1979
Rear End/Differential Delrin Kit

$349.99 each







DK-08

1963 - 1977
Tow Hook for Coilovers

$109.99 each







HS-23
Illus. #2
1963 - 1979
Strap, H.D. U - Joint

$232.99 4 pcs







SPG-01

1963 - 1979
30 Spline Spider Gears

$309.99 4 pcs







HS-28K

1980 - 1981
Strap, H.D. Kit - Auto

$329.99 each







DK-01

1963 - 1979
Timken Diff Rebuild Kit

$209.99 each







FC-09RK

1963 - 1982
Rubber Pinion Bushing Kit

$29.99 each







FC-09PK

1963 - 1982
Poly Pinion Bushing Kit

$39.99 each







SG-29K
Illus. #15
1963 - 1979
Differential Crossmember Bushings

$144.99 pair







SG-36
Illus. #20
1963 - 1979
Rebuilt Side Yoke - Cap Style - Hardened End

$145.99 each







SG-36-UB
Illus. #20
1963 - 1979
Rebuilt Side Yoke - U-Bolt Style - Hardened End

$145.99 each







SG-37-UB

1963 - 1979
New Side Yokes - U-Bolt Style

$222.99 each







SG-34-HD

1963 - 1982
Lucas Diff Fluid

$13.99 each







SG-35

1963 - 1982
Additive - Positraction

$15.99 each







12 Bolt C-Clips

1963 - 1979
12 Bolt C-Clips

$6.99 each







DK-01-PS

1963 - 1979
SKF Pinion Seal

$13.99 each







DK-01-YB

1963 - 1979
Side Yoke Bearing

$21.99 each







DK-01-YS

1963 - 1979
Side Yoke Seal

$14.99 each







DS-785S

1963 - 1982
Spicer 785 U-Joint Used in Multiple Apps. See Details

$29.99 each







DS-790S

1963 - 1982
Spicer 790 U-Joint Used in Multiple Apps. See Details

$29.99 each







FC-11K
Illus. #9
1969 - 1979
Diff Bracket Bolt Kit

$14.99 each







GS-308

1963 - 1979
3:08 Ring & Pinion

$449.99 each







GS-336

1963 - 1979
3:36 Ring & Pinion

$449.99 each







GS-355

1963 - 1979
3:55 Ring & Pinion

$449.99 each







GS-370

1963 - 1979
3:70 Ring & Pinion

$449.99 each







GS-411T

1963 - 1979
Thick 4:11 Ring & Pinion

$499.99 each







HS-09M
Illus. #2
1963 - 1979
Half Shaft U-Bolts

$13.99 pair







HS-25

1963 - 1979
Drive Shaft U-Bolts

$11.99 pair







HS-26

1963 - 1979
Drive Shaft U-Joint Strap

$8.99 each







POSI-3

1963 - 1979
Eaton 3 Series Posi Unit

$849.99 each







SG-12
Illus. #8
1963 - 1977
Differential Cover HD 2-1/4 wide

$199.99 each







SG-15

1963 - 1979
Rear Cover Gasket

$7.99 each







SG-20
Illus. #11
1963 - 1979
Ventilator

$3.99 each







SG-21
Illus. #12
1965 - 1979
SS Fill Plug - Coarse Thread

$14.99 each







SG-24TM

1963 - 1977
Diff Tow Mount Bracket - 63-77 Rear Spring Car

$74.99 each







SG-39PY-1310

1963 - 1969
1310 Pinion Yoke

$143.99 each







SG-39PY-1330

1969 - 1979
1330 Pinion Yoke

$143.99 each







SG-39PY-1350

1963 - 1979
1350 Pinion Yoke

$189.99 each







SPC-01

1963 - 1979
HD Posi Clutch Pack - Steel

$245.99 each