Transmission Parts

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6R140

Solenoid (NH) 126425-NHN

Can only be used to replace normally high (NH) solenoids with identification band number 5.

Helps cure:

Shift concerns
Line pressure instability

6R100 • 6R140 • 6R80 (2009–2014) • 6R80 (2015-Later)

Solenoid (NH) 126421-NHJ

Can only be used to replace normally high (NH) solenoids with identification band number 1.

Helps cure:

Shift concerns
Line pressure instability

4R100

Performance Pack HP-4R100-01

Helps cure:

Overheated fluid & TCC lining
Repeated clutch failure
Soft shifts & poor line rise

6R140

Oversized TCC Charge Limit Valve Kit 126740-01K

Helps cure:

Engine stall
TCC codes
No TCC release
Overheated fluid
Low TCC release pressure
High TCC release pressure
Low converter & lube flow
TCC lining failure

6R140

Tool Kit F-126740-TL

5R55N • 5R55S • 5R55W

Pinion Washer 46580A-W

Fits .551" dia. pinion pins.

Material: Bronze
Thickness: 0.020"

Helps cure:

Lost or damaged component

5R55N • 5R55S • 5R55W

Pinion Washer 46580-W

Fits .452" dia. pinion pins.

Material: Bronze
Thickness: 0.020"

Helps cure:

Lost or damaged component

6R140

TCC Apply Boost Valve Kit 126740-03K

Helps cure:

TCC codes
TCC slip
No lockup
TCC cycling
Overheated fluid
Low cooler & lube pressure
Loss of fuel economy

6R140

Internal O-Ringed End Plug Kit 126740-05K

Helps cure:

Flare shifts
Harsh shifts
Soft shifts
Pressure loss
Burnt clutches

6F50 • 6F55 • 6T70 (Gen. 1) • 6T75 (Gen. 1)

Oversized 3-5-R Clutch Regulator Valve Kit 124740-26K

Replaces 1.35 ratio OE valve with .390" dia. small spool.

Helps cure:

2-3 Flare
4-5 Flare
Delayed Reverse
Reverse slip
3-5-Reverse clutch burned
Ratio codes
Bind-up

6F50 • 6F55 • 6T70 (Gen. 1) • 6T70 (Gen. 2) • 6T75 (Gen. 1) • 6T75 (Gen. 2) • 6T80 (Gen. 2)

Oversized TCC Control Valve Kit 124740-14K

Helps cure:

Excess TCC slip
Low cooler flow
Overheating
TCC apply & release concerns
Low converter & lube flow
TCC apply codes
TCC lining failure

6F50 • 6F55 • 6T70 (Gen. 1) • 6T70 (Gen. 2) • 6T75 (Gen. 1) • 6T75 (Gen. 2) • 6T80 (Gen. 2)

Tool Kit F-124740-TL14

6F50 • 6F55 • 6T70 (Gen. 1) • 6T75 (Gen. 1)

Oversized 3-5-R Clutch Regulator Valve Kit 124740-21K

Replaces 1.83 ratio OE valve with .335" dia. small spool.

Helps cure:

2-3 Flare
4-5 Flare
Delayed Reverse
Reverse slip
3-5-Reverse clutch burned
Ratio codes
Bind-up
Burnt Reverse clutch

6F50 • 6F55 • 6T70 (Gen. 1) • 6T75 (Gen. 1)

Tool Kit F-124740-TL21

5R110W

Converter Pressure Limit Valve Kit 36940-06K

Fits '05-later. Replaces OE valves with .298" or .312" dia. balance spool only; NOT compatible with .402" dia. valves.

Helps cure:

Harsh TCC apply
Soft TCC apply
TCC codes
TCC slip
TCC lining failure
Erratic TCC apply pressure
Excess converter pressure

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