Gmc / chevrolet model 70 rear axles, Bill of material table – Spicer Front and Rear Axle Catalog User Manual
Page 158

X510-9
(7)
See Ring Gear & Pinion Kits in XGI Catalog for ratio & tooth combinations.
(8)
See Differential Case Assy Kits in XGI Catalog for spline data & ratios.
Axle
Axle Kits
Shaft & Joint Assy.
Differential
Bill of
Material
Diff.
Type
Ratio
Ring Gear &
Pinion Kit
(7)
Case Assy.
Kit
(8)
Case Kit
Inner Parts
Kit
Right Hand
Shaft Assy.
Left Hand
Shaft Assy.
152
Bill of Material Table
1973 C20/25 & C-30 Motor Home - 2 Piece Case
603354-1
Standard
4.10
706048-2X
706186X
706185X
706099X
36453-1
36453-1
603354-2
Standard
4.56
706048-3X
706097X
706098X
706099X
36453-1
36453-1
603354-3
Powr-Lok
4.10
706048-2X
706062X
706066X
706057X
36453-1
36453-1
603354-4
Powr-Lok
4.56
706048-3X
706063X
706067X
706057X
36453-1
36453-1
603354-5
Standard
3.73
706048-1X
706186X
706185X
706099X
36453-1
36453-1
603354-6
Powr-Lok
3.73
706048-1X
706062X
706066X
706057X
36453-1
36453-1
1974 C20/25 & C-30 Motor Home; C300 Camper, Van & Dual Wheel - 2 Piece Case
603476-1
Standard
4.10
706048-2X
706186X
706185X
706099X
36453-1
36453-1
603476-2
Standard
4.56
706048-3X
706097X
706098X
706099X
36453-1
36453-1
603476-3
Powr-Lok
4.10
706048-2X
706062X
706066X
706057X
36453-1
36453-1
603476-4
Powr-Lok
4.56
706048-3X
706063X
706067X
706057X
36453-1
36453-1
603476-5
Standard
3.73
706048-1X
706186X
706185X
706099X
36453-1
36453-1
603476-6
Powr-Lok
3.73
706048-1X
706062X
706066X
706057X
36453-1
36453-1
1975 C300 Camper, Van & Dual Wheel - 1 Piece Case
603537-1
Standard
4.10
706061-2X
706064X
706068X
706058X
36453-1
36453-1
603537-2
Standard
4.56
706061-3X
706065X
706069X
706058X
36453-1
36453-1
603537-3
Powr-Lok
4.10
706061-2X
706062X
706066X
706057X
36453-1
36453-1
603537-4
Powr-Lok
4.56
706061-3X
706063X
706067X
706057X
36453-1
36453-1
603537-5
Standard
3.73
706061-1X
706164X
706068X
706058X
36453-1
36453-1
603537-6
Powr-Lok
3.73
706061-1X
706062X
706066X
706057X
36453-1
36453-1
1976-78 C300 Camper, Van & Dual Wheel - 1 Piece Case
603704-1
Standard
4.10
706061-2X
706064X
706068X
706058X
36453-1
36453-1
603704-2
Standard
4.56
706061-3X
706065X
706069X
706058X
36453-1
36453-1
603704-6
Standard
3.73
706061-1X
706164X
706068X
706058X
36453-1
36453-1
603704-4
Standard
4.56
706061-3X
706065X
706069X
706058X
36453-1
36453-1
1975 G-300 Van 146" Wheel Base - 1 Piece Case
603546-1
Standard
4.10
706048-2X
706051X
706055X
706058X
36453-1
36453-1
603546-2
Powr-Lok
4.10
706048-2X
706049X
706053X
706057X
36453-1
36453-1
603546-3
Standard
4.56
706048-3X
706052X
706056X
706058X
36453-1
36453-1
603546-4
Powr-Lok
4.56
706048-2X
706050X
706054X
706057X
36453-1
36453-1
1976-78 G-300 Van 146" Wheel Base - 1 Piece Case
603703-1
Standard
4.10
706048-2X
706051X
706055X
706058X
36453-1
36453-1
603703-2
Standard
4.56
706048-3X
706052X
706056X
706058X
36453-1
36453-1
1973 P-300 Motor Home - 2 Piece Case
603408-4
Standard
4.56
706048-3X
706097X
706098X
706099X
36625-1
36625-1
603408-5
Standard
4.88
706048-4X
706097X
706098X
706099X
36625-1
36625-1
1974 P-300 Motor Home - 2 Piece Case
603474-4
Standard
4.56
706048-3X
706097X
706098X
706099X
36625-1
36625-1
603474-5
Standard
4.88
706048-4X
706097X
706098X
706099X
36625-1
36625-1
1975 P-300 Motor Home - 1 Piece Case
603536-4
Standard
4.56
706048-3X
706065X
706069X
706058X
36625-1
36625-1
603536-5
Standard
4.88
706048-4X
706065X
706069X
706058X
36625-1
36625-1
1976 P-300 Motor Home - 1 Piece Case
603753-1
Standard
4.56
706048-3X
706065X
706069X
706058X
36625-1
36625-1
603753-2
Standard
4.88
706048-4X
706065X
706069X
706058X
36625-1
36625-1
GMC / Chevrolet Model 70 Rear Axles