4R100 • E4OD
Remanufactured Solenoid Block 36424B-RRP
Fits late E4OD '95–'98 and 4R100 non-PWM '98-later. If supplying a core for your solenoid, please order 36424B-RRP. If no core available, please order 36424B-C.
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Helps cure:
- Shift concerns
4R100
Remanufactured Solenoid Block 36424D-RRP
'98-later with PWM TCC. If supplying a core for your solenoid, please order 36424D-RRP. If no core available, please order 36424D-C.
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Helps cure:
- Shift concerns
5R55S • 5R55W
Remanufactured Solenoid Block 56954L-RRP
Fits '04-later. If supplying a core for your solenoid, please order 56954L-RRP. If no core available, please order 56954L-C.
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Helps cure:
- Shift concerns
5R55N
Remanufactured Solenoid Block 56954N-RRP
Fits '99-later. If supplying a core for your solenoid, please order 56954N-RRP. If no core available, please order 56954N-C.
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Helps cure:
- Shift concerns
45RFE • 545RFE • 65RFE • 66RFE • 68RFE
Remanufactured Solenoid Block 44836A-RRP
Fits ’18-earlier. If supplying a core for your solenoid, please order 44836A-RRP. If no core available, please order 44836A-C.
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Helps cure:
- Poor shift quality
- Shift codes
- Switch codes
- Intermittent solenoid codes
- Solenoid electrical circuit faults
- Gear ratio & solenoid codes
6R100 • 6R60 • 6R75 • 6R80 (2009–2014) • 6R80 (2015-Later) • 845RE • ZF6HP19 • ZF6HP21 • ZF6HP26 • ZF6HP28 • ZF6HP32 • ZF6HP34 • ZF8HP45 • ZF8HP50 • ZF8HP55 • ZF8HP70 • ZF8HP75
"Y" Shaped Valve Retainer 95740-04K
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Helps cure:
- Lost or damaged component
8L45 • 8L90
Oversized Signal Accumulator Piston Kit 154740-01K
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Helps cure:
- Poor shift quality
- Low line pressure
- No converter apply
- Hydraulic-related converter codes
- Burnt clutches
- Soft shifts
6R100 • 6R80 (2015-Later)
Zip Kit® 6R80L-6R100-ZIP
4L80-E • 4L85-E
2-3 Accumulator Spring 34931-01
450-43LE
Oversized Pressure Regulator & Boost Valve Kit 94987-11K
This kit fits '98-later models: Isuzu NPR, GMC Forward Tiltmaster, Chevrolet Forward, Nissan UD and Mitsubishi Fuso Trucks.
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Helps cure:
- Delayed engagement
- Soft shifts
- Low line pressure
- High line pressure
- Harsh shifts
- No lockup
6T70 (Gen. 2) • 6T75 (Gen. 2) • 6T80 (Gen. 2)
Oversized Actuator Feed Accumulator Piston Kit 124740-65K
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Helps cure:
- Harsh shifts
- Soft shifts
- Solenoid performance codes
6T70 (Gen. 1) • 6T70 (Gen. 2) • 6T75 (Gen. 1) • 6T75 (Gen. 2) • 6T80 (Gen. 2)
Jig Plate 124740-JP40
Jig plate for 124740-TL40. Fits Gen. 1 and Gen. 2 units.
6T70 (Gen. 2) • 6T75 (Gen. 2) • 6T80 (Gen. 2)
Oversized 2-6 Clutch Regulator Valve Kit 124740-66K
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Helps cure:
- 1-2 Flare
- 5-6 Flare
- 2nd Slip
- 6th Slip
- No 2nd
- No 6th
- Ratio codes
- 2-6 Clutch burned
- Erratic shift timing














