Standard Rear Axle Option Only
3.90 ratio
3.21 ratio
3.55 ratio
Standard Rear Axle Option Only
4x4 8 lug wheel 4.56 ratio (opt HC4)
4x4 6 lug wheel 3.73 ratio (opt GT4)
4x4 full-floating 3.73 ratio (opt GT4)
4x2 full-floating 3.73 ratio (opt GT4)
4x2 model VIN R 4.56 ratio (opt HC4)
4x4 8 lug wheel 3.73 ratio (opt GT4)
4x4 full-floating 4.56 ratio (opt HC4)
4x4 8 lug wheel 4.10 ratio (opt GT5)
4x4 6 lug wheel 4.10 ratio (opt GT5)
4x4 3.73 ratio (opt GT4)
12 bolt cover 5 lug 3.21 ratio
12 bolt cover 8 lug (3.54 ratio)
12 bolt cover 5 lug 3.55 ratio
12 bolt cover 5 lug 3.90 ratio
10 bolt cover (Dana 60, 4.09 ratio)
10 bolt cover 3.90 ratio
10 bolt cover 3.21 ratio
10 bolt cover 3.55 ratio
4x4 SRW 3.42 axle ratio (opt GU6)
4x4 SRW 4.56 ratio (opt HC4)
4x2 SRW 3.42 axle ratio (opt GU6)
4x2 SRW 4.10 ratio (opt GT5)
4x2 SRW 4.56 ratio (opt HC4)
4x4 SRW 3.73 ratio (opt GT4)
4x4 SRW 4.10 ratio (opt GT5)
4x2 SRW 3.73 ratio (opt GT4)
4x2 SRW 3.23 ratio (opt GU5)
DRW 10-1/2" ring gear 125" WB
exc. 30 HD DRW
SRW full-floating 13x2-1/2 brakes
SRW full-floating 13x3-1/2 brakes
30 HD wide track (opt 5T2)
DRW 125" WB 9-3/4" ring gear
SRW semi-floating
DRW 10-1/2" ring gear 146" WB
SRW full-floating
DRW 125" WB 10-1/2" ring gear
4x2 DRW 3.42 axle ratio (opt GU6)
4x4 DRW 3.42 axle ratio (opt GU6)
4x2 DRW 4.10 ratio (opt GT5)
4x2 DRW 3.73 ratio (opt GT4)
4x4 DRW 3.73 ratio (opt GT4)
4x4 DRW 4.10 ratio (opt GT5)
4x2 DRW 4.56 ratio (opt HC4)
4x4 DRW 4.56 ratio (opt HC4)
DRW 9-3/4" ring gear 146" WB
exc. 3500 HD SRW semi-floating
12 bolt cover 3.21 ratio
12 bolt cover 3.55 ratio
10 bolt cover 6200 lb 4.10 ratio
DRW 6200 GVW 125" WB
DRW 146" WB 9-3/4" ring gear
DRW 125" WB 10-1/2" ring gear
10 bolt cover 6200 lb 3.55 ratio
DRW 146" WB 10-1/2" ring gear
4.11 ratio (opt HO4)
3.23 ratio (opt GU5)
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
3.08 ratio (opt GU4)
3.42 axle ratio (opt GU6)
2.73 ratio (opt GU2)
2.56 ratio (opt GM8)
3.73 ratio (opt GT4)
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
4.10 ratio (opt GT5)
disc rear brakes w/o traction control
MT transmission opt MM6 Z28
disc rear brakes 10 bolt cover
AT 6.2L
LT AT 3.27 ratio (opt GW6)
MT transmission opt MG9
disc rear brakes 9 bolt cover
SS MT
LT AT 2.92 ratio (opt GW8)
MT transmission opt MM6
round cover 11x10-1/4 5" BC exc. SW
(round cover) 11x10-1/4 SW
round cover 10-1/4x9-1/2 5" BC
cut-out cover SW
(round cover) 11x10-1/4 5" BC SW
round cover 11x10-1/4 5" BC
(round cover) 11x10-1/4 Sdn 9.5" brakes
cut-out cover 5" BC SW
(round cover) 10-1/4x9-1/2
(round cover) 11x10-1/4 5" BC exc. SW
Standard Rear Axle Option Only
4x4 3.73 ratio (opt GT4)
4x2 3.73 ratio (opt GT4)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x4 12 bolt cover 2.73 ratio (opt GU2)
4x4 12 bolt cover 2.56 ratio (opt GM8)
4x2 3.42 axle ratio (opt GU6)
4x4 10 bolt cover 2.56 ratio (opt GM8)
4x4 3.08 ratio (opt GU4)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x2 2.56 ratio (opt GM8)
4x2 14 bolt cover 4.10 ratio (opt GT5)
4x2 2.73 ratio (opt GU2)
4x2 10 bolt cover 3.73 ratio (opt GT4)
4x4 14 bolt cover 4.10 ratio (opt GT5)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x2 10 bolt cover 3.08 ratio (opt GU4)
4x2 3.42 axle ratio (opt GU6)
4x2 4.10 ratio (opt GT5)
4x2 3.08 ratio (opt GU4)
4x2 10 bolt cover 4.10 ratio (opt GT5)
4x2 crew cab 3.42 axle ratio (opt GU6)
4x4 3.21 ratio (opt HC8)
4x2 crew cab 3.23 ratio (opt GU5)
4x2 crew cab 3.73 ratio (opt GT4)
4x4 3.42 axle ratio (opt GU6)
4x4 3.23 ratio (opt GU5)
4x2 crew cab 3.21 ratio (opt HC8)
4x4 3.73 ratio (opt GT4)
4x2 crew cab 4.56 ratio (opt HC4)
4x2 crew cab 4.10 ratio (opt GT5)
4x4 4.10 ratio (opt GT5)
4x2 off road suspension (opt Z71)
4x4 3.42 axle ratio (opt GU6)
4x2 sport suspension (opt ZQ8)
4x4 3.73 ratio (opt GT4)
Standard Rear Axle Option Only
(AWD)
3.42 axle ratio (opt GU6)
3.73 ratio (opt GT4)
active brake control (opt JL4)
9-3/4" ring gear 4.10 ratio (opt GT5)
8600 GVW (opt C6P) 3.73 ratio (opt GT4)
8500 GVW (opt C5F) 3.73 ratio (opt GT4)
9-3/4" ring gear 7300 GVW (opt C6A)
8600 GVW (opt C6P) 4.10 ratio (opt GT5)
9-3/4" ring gear 3.73 ratio (opt GT4)
7300 GVW (opt C6A)
10-1/2" ring gear (3.54 ratio, opt GH0)
9-1/2" ring gear (3.42 ratio, opt GU6)
full floating axle (13 x 3.5" brakes)
cutaway SRW 10-1/2" ring gear
cutaway SRW 9-3/4" ring gear
cutaway SRW 9-1/2" ring gear
cutaway DRW
cutaway DRW 10-1/2" ring gear
Cutaway Van DRW 3.73 ratio (opt GT4)
Cutaway Van SRW 9-1/2" ring gear
exc. cutaway 3.73 ratio (opt GT4)
cutaway DRW 3.73 ratio (opt GT4)
exc. cutaway
20 Series 3.42 axle ratio (opt GU6)
20 Series 4.10 ratio (opt GT5)
20 Series 4.56 ratio (opt HC4)
30 Series SRW 3.23 ratio (opt GU5)
30 Series SRW 3.21 ratio (opt HC8)
30 Series SRW 3.73 ratio (opt GT4)
20 Series
20 Series 3.73 ratio (opt GT4)
30 Series DRW removable carrier late
30 Series drum rear brakes DRW
round cover 10-1/4x9-1/2 5" BC
(round cover) 11x10-1/4 4-3/4" BC
(8.5" ring gear, w/rear disc brakes)
(round cover) 10-1/4x9-1/2 4-3/4" BC
(round cover) 11x10-1/4 5" BC
cut-out cover exc. SW
round cover 11x10-1/4 5" BC SW
cut-out cover 5" BC exc. SW
round cover 11x10-1/4 4-3/4" BC
round cover 11x10-1/4 5" BC exc. 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)
9.5" ring gear (14 bolt) brake opt JF3
exc. Crew Cab 4x2 3.73 ratio (opt GT4)
4x4 3.73 ratio (opt GT4)
exc. Crew Cab 4x4 4.10 ratio (opt GT5)
Crew Cab 3.73 ratio (opt GT4)
exc. Crew Cab 4x2 3.08 ratio (opt GU4)
8.6" ring gear (10 bolt) brake opt JD9
Regular Cab 4x4 3.73 ratio (opt GT4)
semi-floating axle 4.10 ratio (opt GT5)
11.50" ring gear (3.73 ratio, opt GT4)
full-floating axle 3.73 ratio (opt GT4)
10.5" ring gear 3.73 ratio (opt GT4)
11.5" ring gear (3.73 ratio, opt GT4)
10.50" ring gear 3.73 ratio (opt GT4)
semi-floating axle 3.73 ratio (opt GT4)
full-floating axle 4.10 ratio (opt GT5)
10.50" ring gear 4.10 ratio (opt GT5)
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)
4x2 3.42 axle ratio (opt GU6)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x4 4.11 ratio (opt GT5)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x4 3.73 ratio (opt GT4)
4x2 3.73 ratio (opt GT4)
4x2 3.08 ratio (opt GU4)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x4 3.08 ratio (opt GU4)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x4 3.08 ratio (opt GU4)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x2 3.42 axle ratio (opt GU6)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x2 8 lug wheel 3.73 ratio (opt GT4)
4x2 3.08 ratio (opt GU4)
4x4 10 bolt cover 3.08 ratio (opt GU4)
4x4 3.42 axle ratio (opt GU6)
4x2 4.10 ratio (opt GT5)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x2 full-floating 3.73 ratio (opt GT4)
4x2 semi-floating 3.21 ratio (opt HC8)
4x2 full-floating 4.10 ratio (opt GT5)
4x2 full-floating 4.56 ratio (opt HC4)
4x4 3.42 axle ratio (opt GU6)
4x2 full-floating 3.21 ratio (opt HC8)
4x4 4.10 ratio (opt GT5)
4x2 semi-floating 4.10 ratio (opt GT5)
4x2 semi-floating 3.73 ratio (opt GT4)
4x2 semi-floating 4.56 ratio (opt HC4)
4x4 4.10 ratio (opt GT5)
4x4 (3.73 ratio, opt GT4)
4x2 3.73 ratio (opt GT4)
4x2 full-floating 4.10 ratio (opt GT5)
4x2 4.10 ratio (opt GT5)
4x2 full-floating 3.73 ratio (opt GT4)
4x2 semi-floating 3.23 ratio (opt GU5)
4x2 semi-floating 3.21 ratio (opt HC8)
4x2 full-floating 4.56 ratio (opt HC4)
4x2 semi-floating 4.10 ratio (opt GT5)
4 Dr 4x2 3.08 ratio (opt GU4)
2 Dr 4x4 3.42 axle ratio (opt GU6)
4x4 3.73 ratio (opt GT4)
4x2 w/o police 4.10 ratio (opt GT5)
2 Dr 4x4 3.73 ratio (opt GT4)
4 Dr 4x2 3.73 ratio (opt GT4)
4x2 3.42 axle ratio (opt GU6)
4x2 3.73 ratio (opt GT4)
2 Dr 4x2 3.73 ratio (opt GT4)
4x4 3.42 axle ratio (opt GU6)
ABS MT 2.0L (4.62 ratio)
ABS 2 Dr AT (4.30 ratio)
AT (4.62 ratio)
w/o ABS MT (4.62 ratio)
ABS MT (4.62 ratio)
w/o ABS MT 1.6L (5.12 ratio)
ABS 4 Dr (5.12 ratio)
w/o ABS 2 Dr AT (4.30 ratio)
ABS 2 Dr MT (5.12 ratio)
ABS MT 1.6L (5.12 ratio)
5.3L 3.73 ratio
4.2L 17" wheel 4.10 ratio
4.2L 20" wheel 3.42 ratio
4.2L 17" wheel 3.73 ratio
4.2L 20" wheel 3.73 ratio
6.0L
5.3L 4.10 ratio
4.2L 17" wheel 3.42 ratio
4.2L 18" wheel 4.10 ratio
5.3L 3.42 ratio
Standard Rear Axle Option Only
(AWD)
(AWD)
(AWD)