Standard Rear Axle Option Only
3.90 ratio
3.55 ratio
3.21 ratio
Standard Rear Axle Option Only
4x2 full-floating 3.73 ratio (opt GT4)
4x4 full-floating 4.10 ratio (opt GT5)
4x4 3.42 axle ratio (opt GU6)
4x2 full-floating 4.56 ratio (opt HC4)
4x4 3.73 ratio (opt GT4)
4x2 model VIN R 4.10 ratio (opt GT5)
4x2 4.56 ratio (opt HC4)
4x2 4.10 ratio (opt GT5)
4x4 8 lug wheel 4.56 ratio (opt HC4)
4x4 full-floating 4.56 ratio (opt HC4)
10 bolt cover (Dana 60, 4.09 ratio)
12 bolt cover 5 lug 3.90 ratio
12 bolt cover 5 lug 3.21 ratio
10 bolt cover 3.55 ratio
10 bolt cover 3.90 ratio
12 bolt cover 5 lug 3.55 ratio
12 bolt cover 8 lug (3.54 ratio)
10 bolt cover 3.21 ratio
4x4 SRW 3.42 axle ratio (opt GU6)
4x2 SRW 4.10 ratio (opt GT5)
4x2 SRW 3.73 ratio (opt GT4)
4x2 SRW 3.23 ratio (opt GU5)
4x2 SRW 3.42 axle ratio (opt GU6)
4x2 SRW 4.56 ratio (opt HC4)
4x4 SRW 3.73 ratio (opt GT4)
4x4 SRW 4.10 ratio (opt GT5)
4x4 SRW 4.56 ratio (opt HC4)
DRW 6200 GVW 146" WB
30 HD drum Rear brakes
DRW 9-3/4" ring gear 125" WB
DRW 125" WB 9-3/4" ring gear
exc. 30 HD SRW semi-floating
SRW semi-floating
30 HD w/o wide track
exc. 30 HD DRW
30 HD wide track (opt 5T2)
DRW 125" WB 10-1/2" ring gear
4x2 DRW 3.42 axle ratio (opt GU6)
4x2 DRW 4.10 ratio (opt GT5)
4x2 DRW 3.73 ratio (opt GT4)
4x4 DRW 3.42 axle ratio (opt GU6)
4x4 DRW 4.56 ratio (opt HC4)
4x2 DRW 4.56 ratio (opt HC4)
4x4 DRW 3.73 ratio (opt GT4)
4x4 DRW 4.10 ratio (opt GT5)
DRW 125" WB 10-1/2" ring gear
DRW 9-3/4" ring gear 146" WB
12 bolt cover 3.21 ratio
12 bolt cover 3.90 ratio
DRW 10-1/2" ring gear 146" WB
SRW semi-floating
3500 HD w/o wide track
DRW 9-3/4" ring gear 125" WB
10 bolt cover 6200 lb 3.55 ratio
10 bolt cover 6200 lb 4.10 ratio
4.11 ratio (opt HO4)
2.73 ratio (opt GU2)
3.23 ratio (opt GU5)
2.56 ratio (opt GM8)
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
3.08 ratio (opt GU4)
3.42 axle ratio (opt GU6)
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
3.73 ratio (opt GT4)
4.10 ratio (opt GT5)
drum rear brakes
MT transmission opt MM6 SS
ZL1 AT
disc rear brakes w/o traction control
MT transmission opt MM6
disc rear brakes 9 bolt cover
disc rear brakes
ZL1 MT
w/o traction control
MT 6.2L
round cover 11x10-1/4 5" BC exc. SW
cut-out cover 5" BC SW
cut-out cover 4-3/4" BC
cut-out cover 5" BC exc. SW
(round cover) 11x10-1/4 5" BC SW
cut-out cover exc. SW
(round cover) 11x10-1/4 SW
(round cover) 11x10-1/4 4-3/4" BC
round cover 11x10-1/4 5" BC
(round cover) 11x10-1/4 5" BC exc. SW
Standard Rear Axle Option Only
4x2 3.08 ratio (opt GU4)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x2 3.73 ratio (opt GT4)
4x4 12 bolt cover 2.73 ratio (opt GU2)
4x4 3.73 ratio (opt GT4)
4x4 2.73 ratio (opt GU2)
4x4 10 bolt cover 2.56 ratio (opt GM8)
4x4 12 bolt cover 2.56 ratio (opt GM8)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x4 10 bolt cover 3.08 ratio (opt GU4)
4x2 14 bolt cover 4.10 ratio (opt GT5)
4x2 10 bolt cover 3.08 ratio (opt GU4)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x2 3.73 ratio (opt GT4)
4x2 3.42 axle ratio (opt GU6)
4x2 10 bolt cover 3.73 ratio (opt GT4)
4x4 10 bolt cover 4.10 ratio (opt GT5)
4x4 14 bolt cover 4.10 ratio (opt GT5)
4x2 3.08 ratio (opt GU4)
4x2 4.10 ratio (opt GT5)
4x2 crew cab 4.56 ratio (opt HC4)
4x2 crew cab 3.73 ratio (opt GT4)
4x2 crew cab 3.21 ratio (opt HC8)
4x2 crew cab 4.10 ratio (opt GT5)
4x4 3.73 ratio (opt GT4)
4x4 3.23 ratio (opt GU5)
4x2 crew cab 3.23 ratio (opt GU5)
4x4 3.21 ratio (opt HC8)
4x4 3.42 axle ratio (opt GU6)
4x4 4.10 ratio (opt GT5)
4x2 off road suspension (opt Z71)
4x4 3.42 axle ratio (opt GU6)
4x4 4.10 ratio (opt GT5)
4x4 3.73 ratio (opt GT4)
4x2 sport suspension (opt ZQ8)
Standard Rear Axle Option Only
(AWD)
active brake control (opt JL4)
3.42 axle ratio (opt GU6)
3.73 ratio (opt GT4)
8600 GVW (opt C6P) 4.10 ratio (opt GT5)
9-3/4" ring gear 3.73 ratio (opt GT4)
9-3/4" ring gear 7300 GVW (opt C6A)
8600 GVW (opt C6P) 3.73 ratio (opt GT4)
full floating axle (13 x 3.5" brakes)
8500 GVW (opt C5F) 4.10 ratio (opt GT5)
9-1/2" ring gear (3.42 ratio, opt GU6)
7300 GVW (opt C6A)
8500 GVW (opt C5F) 3.73 ratio (opt GT4)
10-1/2" ring gear (3.54 ratio, opt GH0)
cutaway SRW
cutaway DRW
exc. cutaway 4.10 ratio (opt GT5)
exc. cutaway
Cutaway Van DRW 3.73 ratio (opt GT4)
Cutaway Van DRW 4.10 ratio (opt GT5)
cutaway DRW 10-1/2" ring gear
exc. cutaway 3.73 ratio (opt GT4)
cutaway SRW 9-1/2" ring gear
cutaway DRW 10-3/4" ring gear
30 Series SRW 3.73 ratio (opt GT4)
30 Series SRW 3.42 axle ratio (opt GU6)
30 Series SRW 3.23 ratio (opt GU5)
30 Series DRW removable carrier late
30 Series drum rear brakes SRW
20 Series 4.56 ratio (opt HC4)
20 Series
20 Series 3.73 ratio (opt GT4)
30 Series DRW removable carrier
20 Series 4.10 ratio (opt GT5)
(round cover) 11x10-1/4 5" BC
(round cover) 10-1/4x9-1/2 5" BC
round cover 11x10-1/4 5" BC
cut-out cover 5" BC SW
(round cover) 11x10-1/4 4-3/4" BC
cut-out cover exc. SW
round cover 11x10-1/4 5" BC exc. SW
round cover 11x10-1/4 4-3/4" BC
round cover 10-1/4x9-1/2 5" BC
round cover 11x10-1/4 5" BC SW
3.42 axle ratio (opt GU6)
3.73 ratio (opt GT4)
4.10 ratio (opt GT5)
Standard Rear Axle Option Only
Standard Rear Axle Option Only
Regular Cab 4x2 3.73 ratio (opt GT4)
Crew Cab 4.10 ratio (opt GT5)
4x2 3.73 ratio (opt GT4)
exc. Crew Cab 4x2 3.08 ratio (opt GU4)
exc. Crew Cab 4x4 3.73 ratio (opt GT4)
4x2 3.08 ratio (opt GU4)
exc. Crew Cab 4x4 4.10 ratio (opt GT5)
Regular Cab 4x4 3.73 ratio (opt GT4)
exc. Crew Cab 4x2 3.73 ratio (opt GT4)
4x4 3.73 ratio (opt GT4)
full-floating axle 3.73 ratio (opt GT4)
11.50" ring gear (3.73 ratio, opt GT4)
semi-floating axle 4.10 ratio (opt GT5)
semi-floating axle 3.73 ratio (opt GT4)
10.5" ring gear 3.73 ratio (opt GT4)
10.50" ring gear 4.10 ratio (opt GT5)
full-floating axle 4.10 ratio (opt GT5)
11.5" ring gear (3.73 ratio, opt GT4)
10.50" ring gear 3.73 ratio (opt GT4)
10.5" ring gear 4.10 ratio (opt GT5)
SRW 3.73 ratio (opt GT4)
SRW 4.10 ratio (opt GT5)
Standard Rear Axle Option Only
MT (opt M10)
AT (opt M32)
4x4 3.73 ratio (opt GT4)
4x2 2.73 ratio (opt GU2)
4x4 10 bolt cover 3.08 ratio (opt GU4)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x4 3.08 ratio (opt GU4)
4x2 3.73 ratio (opt GT4)
4x2 3.08 ratio (opt GU4)
4x2 3.42 axle ratio (opt GU6)
4x4 3.42 axle ratio (opt GU6)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x4 10 bolt cover 3.08 ratio (opt GU4)
4x4 3.42 axle ratio (opt GU6)
4x2 3.42 axle ratio (opt GU6)
4x2 3.08 ratio (opt GU4)
4x2 3.73 ratio (opt GT4)
4x2 8 lug wheel 3.73 ratio (opt GT4)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x4 14 bolt cover 3.73 ratio (opt GT4)
4x2 full-floating 4.10 ratio (opt GT5)
4x4 3.73 ratio (opt GT4)
4x2 semi-floating 4.56 ratio (opt HC4)
4x4 4.10 ratio (opt GT5)
4x2 semi-floating 3.21 ratio (opt HC8)
4x2 full-floating 3.73 ratio (opt GT4)
4x2 semi-floating 3.23 ratio (opt GU5)
4x2 full-floating 4.56 ratio (opt HC4)
4x2 semi-floating 4.10 ratio (opt GT5)
4x2 semi-floating 3.73 ratio (opt GT4)
4x2 full-floating 3.73 ratio (opt GT4)
4x2 full-floating 4.10 ratio (opt GT5)
4x2 semi-floating 4.10 ratio (opt GT5)
4x4 (3.73 ratio, opt GT4)
4x2 semi-floating 3.23 ratio (opt GU5)
4x2 3.73 ratio (opt GT4)
4x2 4.10 ratio (opt GT5)
4x2 semi-floating 4.56 ratio (opt HC4)
4x2 semi-floating 3.21 ratio (opt HC8)
4x2 (3.73 ratio, opt GT4)
4x4 3.73 ratio (opt GT4)
4x2 w/o police 3.73 ratio (opt GT4)
4x2 police (opt PPV)
Classic style 4x4 3.73 ratio (opt GT4)
4 Dr 4x2 3.73 ratio (opt GT4)
2 Dr 4x2 3.73 ratio (opt GT4)
4 Dr 4x2 3.42 axle ratio (opt GU6)
2 Dr 4x2 3.08 ratio (opt GU4)
2 Dr 4x2 3.42 axle ratio (opt GU6)
4x4 4.10 ratio (opt GT5)
AT Fed (4.62 ratio)
ABS 2 Dr MT (5.12 ratio)
ABS 4 Dr (5.12 ratio)
w/o ABS MT 1.6L (5.12 ratio)
w/o ABS 2 Dr AT (4.30 ratio)
AT (4.62 ratio)
ABS MT 1.6L (5.12 ratio)
w/o ABS 2 Dr MT (5.12 ratio)
MT (5.12 ratio)
ABS MT 2.0L (4.62 ratio)
4.2L 17" wheel 4.10 ratio
5.3L 3.73 ratio
4.2L 18" wheel 4.10 ratio
4.2L 18" wheel 3.42 ratio
4.2L 17" wheel 3.42 ratio
5.3L 3.42 ratio
5.3L 4.10 ratio
4.2L 20" wheel 3.73 ratio
4.2L 20" wheel 3.42 ratio
6.0L
Standard Rear Axle Option Only
(AWD)
(AWD)
(AWD)