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66RFE Transmission Rebuild Kit Parts

The 66RFE transmission is a 6-speed automatic transmission that was first produced in 2012 for the gas engine Ram 2500 and 3500 trucks. The 66RFE transmission is considered to be a hybrid of the 68RFE and 545RE. The 66RFE transmission uses a 545RFE case but contains many of the same internals and gearset as the 68RFE. Raybestos Powertrain offers premium 545RFE friction materials and parts like the GPZ friction clutch plate to handle more power and provide greater durability beyond OE friction material capacity.

Transmission Specs
6-Speed
2012-ON
Gear Ratios: 1st - 3.23, 2nd - 1.83, 3rd - 1.41, 4th - 1, 5th - .82, 6th - .63, Reverse 4.44
66RFE GPZ Friction Clutch Pack
2014-ON
Performance
GPZ Friction Clutch Pack Module
Contents:
3 - GPZ220 2C, 3 - GPZ225 4C, 4 - GPZ737 Overdrive, 6 - GPZ738 Underdrive/Reverse, 7 - R559240 Low/Rev Single-Sided OD Spline, 7 - R559235 Low/Rev Single-Sided ID Spline
RGPZ-272
View
66RFE GPZ Friction Clutch Pack
2012-2013
Performance
GPZ Friction Clutch Pack Module
Contents:
3 - GPZ220 2C, 3 - GPZ225 4C, 4 - GPZ140 Overdrive, 6 - GPZ738 Underdrive/Reverse, 7 - R559240 Low/Rev Single-Sided OD Spline, 7 - R559235 Low/Rev Single-Sided ID Spline
RGPZ-273
View
66RFE Friction Clutch Pack
2012-2013
Friction Clutch Pack Module
Contents:
3 2C High Energy, 4 Overdrive High Energy, 7 Low Reverse Single Sided, OD Spline High Energy, 6 Underdrive High Energy, 7 Low Reverse Single Sided, ID Spline High Energy, 2 Reverse High Energy, 4 4C High Energy
RCP96-376
View
65RFE, 66RFE Steel Clutch Pack
2007-2017 (2012-2013 66RFE)
Steel Clutch Pack Module
Contents:
4 4C, 3 2C, 7 Underdrive/Reverse, 3 Overdrive
STMCHRY11
View
66RFE STEEL CLUTCH PACK
2014-ON
Steel Clutch Pack Module
Contents:
4 4C - 511494, 3 2C - 511493, 5 Underdrive/Reverse - 5111270, 3 Overdrive - 5111269
STMCHRY12
View
66RFE Overdrive GPZ Friction Clutch Plate
2014-ON
Overdrive
.073/1.85
32
Teeth
68321415AB
GPZ737
View
66RFE Underdrive / Reverse GPZ Friction Clutch Plate
2007-2017 65RFE, 2014-ON 66RFE
Underdrive / Reverse
.079/2.10
30/32
Teeth
5013090AI
GPZ738
View
45RFE, 545RFE, 68RFE 2C GPZ Friction Clutch Plate
1999-ON
2C GPZ
.091/2.31
40
Teeth
NA
GPZ220
View
45RFE, 545RFE, 68RFE 4C GPZ Friction Clutch Plate
1999-ON
4C GPZ
.091/2.31
24
Teeth
NA
GPZ225
View
45RFE, 545RFE, 66RFE Overdrive .090" GPZ Friction Clutch Plate
2012-2013
Overdrive
.090/2.29
32
Teeth
4799114
GPZ140
View
65RFE, 66RFE, 68RFE Low, Reverse SS, OD Spline High Energy Friction Clutch Plate
2007-ON
Low, Reverse Single Sided, OD Spline High Energy
.062/1.57
45
Teeth
052119566AA
R559240
View
65RFE, 66RFE, 68RFE Low, Reverse SS, ID Spline High Energy Friction Clutch Plate
2007-ON
Low, Reverse Single Sided, ID Spline High Energy
.062/1.57
48
Teeth
052119567AA, 68029228AA (KIT)
R559235
View
45RFE, 545RFE, 65RFE, 66RFE Underdrive Friction Clutch Plate
1999-ON
Underdrive Tan
.078/1.98
32
Teeth
4799106
R559205
View
45RFE, 545RFE, 65RFE, 66RFE, 68RFE Reverse High Energy Friction Clutch Plate
1999-ON
Reverse High Energy
.078/1.98
31/32
Teeth
4799757
R559210
View
45RFE, 545RFE, 65RFE, 66RFE Overdrive High Energy Friction Clutch Plate
1999-ON
Overdrive High Energy
.090/2.29
32
Teeth
4799114
R559215
View
45RFE, 545RFE, 65RFE, 66RFE, 68RFE 2C High Energy Friction Clutch Plate
1999-ON
2C High Energy
.091/2.31
40
Teeth
4799244
R559220
View
45RFE, 545RFE, 65RFE, 66RFE, 68RFE 4C High Energy Friction Clutch Plate
1999-ON
4C High Energy
.091/2.31
24
Teeth
4799530
R559225
View
66RFE Overdrive Steel Clutch Plate
2014-ON
Overdrive
0.12
12
Teeth
5111269
View
65RFE, 66RFE Underdrive/Reverse Steel Clutch Plate
2007-ON
Underdrive/Reverse
0.069
12
Teeth
5111270
View
45RFE, 545RFE Underdrive Reverse Steel Clutch Plate
1999-ON
Reverse
.068/1.73
12
Teeth
511492
View
65RFE, 66RFE 2C Steel Clutch Plate
2012-ON
2C
.130/3.30
10
Teeth
511493
View
45RFE, 545RFE 4C Steel Clutch Plate
1999-ON
4C
.098/2.49
20
Teeth
511494
View
45RFE, 545RFE Overdrive Steel Clutch Plate
1999-ON
Overdrive
.086/2.18
12
Teeth
511495
View
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