3
/ RAM CHASSIS CAB SPECIFICATIONS
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SPECIFICATIONS
Chassis Cab
TRANSMISSION: 66RFE-AUTOMATIC SIX-SPEED
Availability
Standard — 5.7-liter engine 3500
Description
Planetary gear sets, one overrunning clutch, full electronic control,
electronically controlled converter clutch
Gear Ratios
1
st
3.23
2
nd
1.84 — upshift; 1.50 — kickdown
3
rd
1.41
4
th
1.00
5
th
0.82
6th
.63
Reverse
4.44
Final Drive
2.58 with 4.10 axle ratio
TRANSMISSION: G56-MANUAL SIX-SPEED OVERDRIVE
Availability
Standard — Diesel 3500, Standard 4500 and 5500
Description
Synchronized in all gears
PTO Capable
Six-bolt mounting, left side
Gear Ratios
1
st
5.94
2
nd
3.28
3
rd
1.98
4
th
1.3
5
th
1
6
th
0.74
Reverse
5.42
Final Drive
3.03 with 4.10 axle ratio, 3.29 with 4.44 axle ratio