Standard Rear Axle Option Only
3.90 ratio
3.21 ratio
3.55 ratio
Standard Rear Axle Option Only
4x2 4.10 ratio (opt GT5)
4x4 full-floating 3.73 ratio (opt GT4)
4x4 4.10 ratio (opt GT5)
4x2 full-floating 4.56 ratio (opt HC4)
4x2 3.42 axle ratio (opt GU6)
4x2 4.56 ratio (opt HC4)
4x4 6 lug wheel 3.73 ratio (opt GT4)
4x2 model VIN R 3.73 ratio (opt GT4)
4x4 3.42 axle ratio (opt GU6)
4x4 full-floating 4.56 ratio (opt HC4)
10 bolt cover 3.90 ratio
12 bolt cover 5 lug 3.90 ratio
12 bolt cover 5 lug 3.21 ratio
10 bolt cover 3.21 ratio
12 bolt cover 8 lug (3.54 ratio)
10 bolt cover (Dana 60, 4.09 ratio)
12 bolt cover 5 lug 3.55 ratio
10 bolt cover 3.55 ratio
4x2 SRW 3.73 ratio (opt GT4)
4x2 SRW 4.10 ratio (opt GT5)
4x2 SRW 3.23 ratio (opt GU5)
4x4 SRW 4.10 ratio (opt GT5)
4x4 SRW 4.56 ratio (opt HC4)
4x2 SRW 3.42 axle ratio (opt GU6)
4x4 SRW 3.42 axle ratio (opt GU6)
4x4 SRW 3.73 ratio (opt GT4)
4x2 SRW 4.56 ratio (opt HC4)
DRW 10-1/2" ring gear 146" WB
DRW 125" WB 10-1/2" ring gear
DRW 10-1/2" ring gear 125" WB
DRW 7500 GVW
SRW 10 bolt cover
SRW full-floating 13x2-1/2 brakes
30 HD w/o wide track
DRW 9-3/4" ring gear 146" WB
SRW full-floating 13x3-1/2 brakes
DRW 6200 GVW 125" WB
4x2 DRW 4.56 ratio (opt HC4)
4x2 DRW 3.73 ratio (opt GT4)
4x4 DRW 3.42 axle ratio (opt GU6)
4x2 DRW 3.42 axle ratio (opt GU6)
4x2 DRW 4.10 ratio (opt GT5)
4x4 DRW 3.73 ratio (opt GT4)
4x4 DRW 4.10 ratio (opt GT5)
4x4 DRW 4.56 ratio (opt HC4)
10 bolt cover 5500 lb 4.10 ratio
DRW 5700 GVW (125" WB, 8-454)
DRW 9-3/4" ring gear 146" WB
SRW full-floating 13x3-1/2 brakes
10 bolt cover 6200 lb 3.55 ratio
exc. 3500 HD SRW semi-floating
12 bolt cover 3.55 ratio
SRW full-floating
DRW 7500 GVW (146" WB)
SRW 14 bolt cover
3.23 ratio (opt GU5)
4.10 ratio (opt GT5)
2.56 ratio (opt GM8)
3.08 ratio (opt GU4)
3.42 axle ratio (opt GU6)
2.73 ratio (opt GU2)
3.73 ratio (opt GT4)
4.11 ratio (opt HO4)
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
3.73 ratio (opt GT4)
4.10 ratio (opt GT5)
w/o traction control
SS AT
disc rear brakes cast iron caliper
LT AT 2.92 ratio (opt GW8)
LS AT 2.92 ratio (opt GW8)
AT 6.2L
disc rear brakes 10 bolt cover
MT transmission opt MM6 Z28
MT transmission opt M10
MT 3.6L
(round cover) 11x10-1/4 5" BC SW
(round cover) 11x10-1/4 4-3/4" BC
(round cover) 10-1/4x9-1/2
(round cover) 11x10-1/4 Sdn 11" brakes
(round cover) 10-1/4x9-1/2 5" BC
cut-out cover 5" BC SW
round cover 11x10-1/4 5" BC
round cover 10-1/4x9-1/2 4-3/4" BC
8.5" ring gear SW
(round cover) 11x10-1/4 5" BC exc. SW
Standard Rear Axle Option Only
4x2 3.73 ratio (opt GT4)
4x4 2.73 ratio (opt GU2)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x4 10 bolt cover 3.08 ratio (opt GU4)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x4 12 bolt cover 2.56 ratio (opt GM8)
4x4 3.08 ratio (opt GU4)
4x4 3.73 ratio (opt GT4)
4x2 2.56 ratio (opt GM8)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x2 10 bolt cover 2.73 ratio (opt GU2)
4x2 10 bolt cover 3.73 ratio (opt GT4)
4x2 2.73 ratio (opt GU2)
4x4 14 bolt cover 4.10 ratio (opt GT5)
4x2 3.08 ratio (opt GU4)
4x2 10 bolt cover 3.08 ratio (opt GU4)
4x2 14 bolt cover 3.73 ratio (opt GT4)
4x2 14 bolt cover (3.73 ratio, opt GT4)
4x2 14 bolt cover 4.10 ratio (opt GT5)
4x2 10 bolt cover 4.10 ratio (opt GT5)
4x2 crew cab 4.10 ratio (opt GT5)
4x2 crew cab 3.23 ratio (opt GU5)
4x2 crew cab 3.73 ratio (opt GT4)
4x2 crew cab 3.21 ratio (opt HC8)
4x4 3.23 ratio (opt GU5)
4x4 4.10 ratio (opt GT5)
4x2 crew cab 3.42 axle ratio (opt GU6)
4x4 3.42 axle ratio (opt GU6)
4x4 3.21 ratio (opt HC8)
4x2 crew cab 4.56 ratio (opt HC4)
4x2 sport suspension (opt ZQ8)
4x4 3.73 ratio (opt GT4)
4x4 4.10 ratio (opt GT5)
4x2 off road suspension (opt Z71)
4x4 3.42 axle ratio (opt GU6)
Standard Rear Axle Option Only
(AWD)
3.42 axle ratio (opt GU6)
3.73 ratio (opt GT4)
active brake control (opt JL4)
9-1/2" ring gear (3.42 ratio, opt GU6)
10-1/2" ring gear
8600 GVW (opt C6P) 4.10 ratio (opt GT5)
8500 GVW (opt C5F) 4.10 ratio (opt GT5)
10-1/2" ring gear (3.54 ratio, opt GH0)
8600 GVW (opt C6P) 3.73 ratio (opt GT4)
full floating axle (13 x 3.5" brakes)
9-3/4" ring gear 7300 GVW (opt C6A)
9-3/4" ring gear 3.73 ratio (opt GT4)
8500 GVW (opt C5F) 3.73 ratio (opt GT4)
cutaway SRW
cutaway SRW 10-1/2" ring gear
Cutaway Van DRW 4.10 ratio (opt GT5)
cutaway DRW 10-1/2" ring gear
exc. cutaway
Cutaway Van SRW 10-1/2" ring gear
cutaway DRW
exc. cutaway 4.10 ratio (opt GT5)
exc. cutaway 3.73 ratio (opt GT4)
cutaway DRW 10-3/4" ring gear
30 Series SRW 3.42 axle ratio (opt GU6)
30 Series DRW removable carrier early
20 Series 3.21 ratio (opt HC8)
30 Series SRW 4.10 ratio (opt GT5)
20 Series
30 Series drum rear brakes DRW
30 Series drum rear brakes SRW
30 Series SRW 4.56 ratio (opt HC4)
30 Series SRW 3.73 ratio (opt GT4)
30 Series SRW 3.23 ratio (opt GU5)
cut-out cover 4-3/4" BC
(round cover) 11x10-1/4 4-3/4" BC
round cover 11x10-1/4 5" BC SW
(round cover) 10-1/4x9-1/2 5" BC
cut-out cover SW
cut-out cover 5" BC exc. SW
cut-out cover 5" BC SW
round cover 11x10-1/4 5" BC exc. SW
cut-out cover exc. SW
(round cover) 11x10-1/4 5" BC
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
3.42 axle ratio (opt GU6)
Standard Rear Axle Option Only
Standard Rear Axle Option Only
Regular Cab 4x2 3.08 ratio (opt GU4)
Crew Cab 4.10 ratio (opt GT5)
Regular Cab 4x2 3.73 ratio (opt GT4)
exc. Crew Cab 4x4 4.10 ratio (opt GT5)
4x2 3.08 ratio (opt GU4)
exc. Crew Cab 4x4 3.73 ratio (opt GT4)
Regular Cab 4x4 3.73 ratio (opt GT4)
exc. Crew Cab 4x2 3.08 ratio (opt GU4)
Crew Cab 3.73 ratio (opt GT4)
4x4 3.73 ratio (opt GT4)
full-floating axle 4.10 ratio (opt GT5)
semi-floating axle 3.73 ratio (opt GT4)
11.50" ring gear (3.73 ratio, opt GT4)
10.50" ring gear 4.10 ratio (opt GT5)
11.5" ring gear (3.73 ratio, opt GT4)
10.50" ring gear 3.73 ratio (opt GT4)
full-floating axle 3.73 ratio (opt GT4)
10.5" ring gear 4.10 ratio (opt GT5)
10.5" ring gear 3.73 ratio (opt GT4)
semi-floating axle 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 12 bolt cover 3.73 ratio (opt GT4)
4x4 4.11 ratio (opt GT5)
4x4 3.42 axle ratio (opt GU6)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x2 2.73 ratio (opt GU2)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x2 3.73 ratio (opt GT4)
4x2 3.42 axle ratio (opt GU6)
4x4 10 bolt cover 3.08 ratio (opt GU4)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x2 3.73 ratio (opt GT4)
4x4 3.73 ratio (opt GT4)
4x2 8 lug wheel 3.73 ratio (opt GT4)
4x2 2.73 ratio (opt GU2)
4x2 5 lug wheel 3.73 ratio (opt GT4)
4x2 3.08 ratio (opt GU4)
4x4 3.42 axle ratio (opt GU6)
4x2 4.10 ratio (opt GT5)
4x4 4.10 ratio (opt GT5)
4x4 8 lug wheel 3.73 ratio (opt GT4)
4x2 full-floating 3.73 ratio (opt GT4)
4x4 4.10 ratio (opt GT5)
4x4 3.42 axle ratio (opt GU6)
4x2 semi-floating 4.10 ratio (opt GT5)
4x2 semi-floating 3.21 ratio (opt HC8)
4x2 semi-floating 3.23 ratio (opt GU5)
4x2 semi-floating 4.56 ratio (opt HC4)
4x2 semi-floating 3.73 ratio (opt GT4)
4x2 full-floating 4.56 ratio (opt HC4)
4x4 3.73 ratio (opt GT4)
4x2 semi-floating 4.10 ratio (opt GT5)
4x2 full-floating 4.10 ratio (opt GT5)
4x2 semi-floating 4.56 ratio (opt HC4)
4x4 3.73 ratio (opt GT4)
4x4 (3.73 ratio, opt GT4)
4x2 semi-floating 3.23 ratio (opt GU5)
4x2 semi-floating 3.21 ratio (opt HC8)
4x2 semi-floating 3.73 ratio (opt GT4)
4x2 (3.73 ratio, opt GT4)
4x2 full-floating 3.73 ratio (opt GT4)
4x2 w/o police 4.10 ratio (opt GT5)
4x4 3.73 ratio (opt GT4)
4 Dr 4x4 3.73 ratio (opt GT4)
4x2 w/o police 3.73 ratio (opt GT4)
4x2 police (opt PPV)
4x2 3.42 axle ratio (opt GU6)
4x2 3.73 ratio (opt GT4)
4 Dr 4x4 3.42 axle ratio (opt GU6)
2 Dr 4x2 3.08 ratio (opt GU4)
4x2 w/o police 3.23 ratio (opt GU5)
w/o ABS 2 Dr MT (5.12 ratio)
w/o ABS MT 2.0L (4.62 ratio)
ABS MT 1.6L (5.12 ratio)
w/o ABS MT 1.6L (5.12 ratio)
ABS MT 2.0L (4.62 ratio)
AT (4.62 ratio)
ABS MT (4.62 ratio)
w/o ABS 4 Dr (5.12 ratio)
ABS 2 Dr AT (4.30 ratio)
w/o ABS 2 Dr AT (4.30 ratio)
4.2L 20" wheel 3.73 ratio
6.0L
4.2L 17" wheel 3.42 ratio
4.2L 17" wheel 3.73 ratio
4.2L 17" wheel 4.10 ratio
5.3L 4.10 ratio
4.2L 18" wheel 3.42 ratio
5.3L 3.42 ratio
4.2L 18" wheel 4.10 ratio
5.3L 3.73 ratio
Standard Rear Axle Option Only
(AWD)
(AWD)
(AWD)