Remanufactured Valve Body

Required

42RH, 44RH Remanufactured Valve Body CHR105

42RH, 44RH
Remanufactured Valve Body CHR105

Hydraulic, without Tube

Sonnax rebuilt valve body CHR105 is no longer in production. Please check with your distributor for availability. For service inquiries, please see details on Sonnax’s Limited Lifetime Warranty on remanufactured valve bodies.

Required

42RH, 44RH Remanufactured Valve Body CHR107

42RH, 44RH
Remanufactured Valve Body CHR107

Hydraulic, with Tube

Sonnax rebuilt valve body CHR107 is no longer in production. Please check with your distributor for availability. For service inquiries, please see details on Sonnax’s Limited Lifetime Warranty on remanufactured valve bodies.

Internal
Zip Kits

Bearing & Plate Kit 12860-01K

O.D. Sungear to Planet

    Helps cure:
  • Bearing noise
  • Bearing failure
Zip Kits

Bearing Kit SBK-C16

1988 & later

    Helps cure:
  • Bearing noise
  • Bearing failure
Zip Kits

Inner Overdrive Bearing 12738

  • Bearing Style: Enclosed
  • Inner Dia.: 2.168"
  • Outer Dia.: 3.218"
  • Width: 0.190"
    Helps cure:
  • Bearing noise
  • Bearing failure
Zip Kits

Intermediate Plug & Pilot Kit 22171A-02K

    Helps cure:
  • Poor lube oil control
  • Recontamination of new parts
  • Unable to clean shaft
Zip Kits

Output Pilot Bushing 12510-01

'90-Later

  • Bushing Style: Precision
  • Material: Steel-backed bimetal
  • Width: 0.480"
  • Shaft Dia.: 0.601"
  • Housing Bore: 0.746"
    Helps cure:
  • Bushing wear
  • Bushing failure
Zip Kits

Overdrive Shim Kit 12783-01K

  • Material: Steel
    Helps cure:
  • Not enough OE washers to properly set end clearance
Zip Kits

Oversized O.D. Sprag Pilot Bushing 12509-01

Fits '88-later units.

  • Bushing Style: Precision
  • Material: Steel-backed bimetal
  • Width: 0.710"
  • Shaft Dia.: 2.140"
  • Housing Bore: 2.301"
    Helps cure:
  • OD roller clutch failure
  • Aftermarket replacement bushings are a poor fit in output shaft housing
Zip Kits

Oversized Piston Retainer Kit 12962N-02K

    Helps cure:
  • Loss of lubrication oil to planetaries
  • Reverse drum, retainer & planet failure
Zip Kits

Piston Retainer Kit 12962N-01K

    Helps cure:
  • Loss of lubrication oil to planetaries
  • Reverse drum, retainer & planet failure
Zip Kits

Primary Governor Valve 12802-01

Fits ‘90-‘03 units only. Not for use as OE steel valve replacement.

    Helps cure:
  • Early upshifts
  • Late upshifts
  • 2nd Gear starts
Zip Kits

Rear Planet Endplay Shim 12780-Z

For 3- or 4-tanged OE washers.

  • Material: Steel
  • Inner Dia.: 2.000"
  • Thickness: 0.010"
  • Outer Dia.: 2.810"
    Helps cure:
  • Excess total transmission endplay