Case 1121F - 1021 F Drivetrain - 4 Speed Transmission

8-SPECIFICATIONS
1021FDrivetrain-4SpeedTransmission
4F/3RProportionalwithElectronicControlModuletorquesensingautoshift/manualshiftandmodulation
Gears
Helicalcut
Gearratios
ForwardReverse
1st3.7313.731
2nd2.2072.207
3rd1.4210.970
4th0.625
Torqueconverterstallratio3.089:1
Rearaxleoscillation
24°total
StandardAxles
FrontRear
DifferentialLimitedsliponfrontandrearaxles
Differentialratio
4.113.182
Planetaryratio6.006.400
Finalaxleratio24.6720.36
Planetaries
Outboard
ServicebrakesHydraulicallyactuated,maintenance-free,multiplewetdiscw/accumulator
toallfourwheels
Parkingbrakes
Spring-appliedhydraulicreleasediscontransmissionoutputshaft
OptionalHDAxles
FrontRear
Differential
Frontlockingandrearopen
Differentialratio
4.254.5
Planetaryratio6.356.0
Finalaxleratio27.027.0
Planetaries
Outboard
ServicebrakesHydraulicallyactuated,maintenance-free,multiplewetdiscw/accumulator
toallfourwheels
Parkingbrakes
Spring-appliedhydraulicreleasediscontransmissionoutputshaft
Travelspeeds(standardaxle)
ForwardReverse
1st
7.7km/h(4.7mph)7.7km/h(4.7mph)
2nd
12.6km/h(7.8mph)12.6km/h(7.8mph)
3rd
18.9km/h(11.8mph)26.6km/h(16.5mph)
4th
38km/h(23.6mph)
Travelspeeds(optionalHDaxle)
ForwardReverse
1st
7.0km/h(4.3mph)7.0km/h(4.3mph)
2nd
11.6km/h(7.2mph)11.6km/h(7.2mph)
3rd
17.4km/h(10.8mph)24.6km/h(15.3mph)
4th
35.4km/h(22.0mph)
NOTE:Travelspeeds@fullenginethrottle.
8-3