R-15 series jimmy, R-15 series pick-up, R-15 series suburban – Spicer 2008 Spicer Universal Joint Kits and Center Bearings User Manual
Page 157: R-25 series pick-up, R-25 series suburban, U-joints, K350

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Important: See Safety Information in General Information Section (J300P-GI)
K350
U-Joints
Year
Model & Description
Fig. Location
Spicer
SPL
Part No.
Part No.
2WD
GMC
R-15 SERIES JIMMY
1987-1991 Reg. Cab, 2-Joint Driveshaft
A
1,2
5-3147X
5-795X
R-15 SERIES PICK-UP
1988-1991 Reg. Cab
w/inside snap rings
A
1,2
5-3147X
5-795X
w/steel driveshaft yoke
A
1,2
5-178X
5-799X
w/alum. driveshaft w/1.188” Brg. cup dia.
A
1,2
5-447X
w/outside snap rings w/1.062” Brg. cup dia.
A
1
5-791X
w/inside & outside snap rings
A
2
5-794X
Ext. Cab w/5 Spd. MT
B
1,2
5-213X
5-790X
B
3
5-212X
w/outside snap rings
B
1,2,3
5-178X
5-799X
w/inside snap rings
B
1,2,3
5-3147X
5-795X
B
CB
210370-1X
R-15 SERIES SUBURBAN
1987-1991 2-Joint Driveshaft
A
1,2
5-3147X
5-795X
3-Joint Driveshaft w/inside snap rings
B
1,2,3
5-3147X
5-795X
w/outside snap rings
B
1,2,3
5-178X
5-799X
R-25 SERIES PICK-UP
1988
Reg. Cab
w/inside snap rings
A
1,2
5-3147X
5-795X
w/outside snap rings & alum. driveshaft
w/1.062” Brg. cup dia.
A
1,2
5-791X
w/1.188” Brg. cup dia.
A
1,2
5-447X
Ext. Cab w/outside snap rings
B
1,2,3
5-178X
5-799X
w/inside snap rings
B
1,2,3
5-3147X
5-795X
w/outside snap rings
B
1,2
5-213X
5-790X
w/inside & outside snap rings
B
3
5-212X
w/inside snap rings
B
CB
210370-1X
1989-1991 Reg. Cab
w/inside snap rings
A
1,2
5-3147X
5-795X
w/outside snap rings & alum. driveshaft
w/1.062” Brg. cup dia.
A
1,2
5-791X
w/1.188” Brg. cup dia.
A
1,2
5-447X
Ext. Cab w/steel driveshaft
B
1,2,3
5-178X
5-799X
w/inside snap rings
B
1,2,3
5-3147X
5-795X
w/outside snap rings
B
1,2
5-213X
5-790X
w/inside & outside snap rings
B
3
5-212X
w/inside snap rings
B
CB
210370-1X
R-25 SERIES SUBURBAN
1987-1991 2-Joint Driveshaft
A
1,2
5-3147X
5-795X
3-Joint Driveshaft w/inside snap rings
B
1,2,3
5-3147X
5-795X
w/outside snap rings
B
1,2,3
5-178X
5-799X