Transmission Parts

Browse all Sonnax transmission parts here, or use the filters below to find just what you are looking for.

Find a Distributor

Looking for Part Instructions?

View Sonnax Part Instructions

Enter a Sonnax part number below to view its instructions. For general reaming instructions, click here.

850RE, ZF8HP50, ZF8HP75 O-Ringed Latch Valve End Plug Kit 35740-44K

850RE • ZF8HP50 • ZF8HP75

O-Ringed Latch Valve End Plug Kit 35740-44K

Helps cure:

Low solenoid feed pressure
Erratic shift feel & engagements
Inconsistent shift quality
Premature clutch failure

850RE, ZF8HP50, ZF8HP75 O-Ringed End Plug Kit 35740-45K

850RE • ZF8HP50 • ZF8HP75

O-Ringed End Plug Kit 35740-45K

Helps cure:

Soft shifts
Flare shifts
Harsh shifts
Burnt clutches
Pressure loss

850RE, ZF8HP50, ZF8HP75 Reducing Valve Kit 35740-38K

850RE • ZF8HP50 • ZF8HP75

Reducing Valve Kit 35740-38K

Helps cure:

Poor line pressure control
Low line rise in Drive
Soft shifts
Burnt clutches

6F35 (Gen. 1), 6F35 (Gen. 2), 6F35 (Gen. 3), 6T40 (Gen. 1), 6T40 (Gen. 2) Pump Bushing 144030-06

6F35 (Gen. 1) • 6F35 (Gen. 2) • 6F35 (Gen. 3) • 6T40 (Gen. 1) • 6T40 (Gen. 2)

Pump Bushing 144030-06

Bushing Style: Precision
Material: PTFE-Impregnated Bimetal
Housing Bore: 1.698"
Shaft Dia.: 1.562"
Width: 0.710"

Helps cure:

Bushing wear
Bushing failure

6F35 (Gen. 1), 6F35 (Gen. 2), 6F35 (Gen. 3), 6T40 (Gen. 1), 6T40 (Gen. 2) Reaction Sun Gear Bushing 144030-04

6F35 (Gen. 1) • 6F35 (Gen. 2) • 6F35 (Gen. 3) • 6T40 (Gen. 1) • 6T40 (Gen. 2)

Reaction Sun Gear Bushing 144030-04

Bushing Style: Precision
Material: Steel-backed alloy
Housing Bore: 1.307"
Shaft Dia.: 1.183"
Width: 0.552"

Helps cure:

Bushing wear
Bushing failure

6F35 (Gen. 1), 6F35 (Gen. 2), 6F35 (Gen. 3), 6T40 (Gen. 1), 6T40 (Gen. 2) 4-5-6 Clutch Drum Bushing 144030-02

6F35 (Gen. 1) • 6F35 (Gen. 2) • 6F35 (Gen. 3) • 6T40 (Gen. 1) • 6T40 (Gen. 2)

4-5-6 Clutch Drum Bushing 144030-02

Front Side

Bushing Style: Precision
Material: Steel-backed alloy
Housing Bore: 1.759"
Shaft Dia.: 1.632"
Width: 0.356"

Helps cure:

Bushing wear
Bushing failure

62TE Bushing Kit 92030-62K

62TE

Bushing Kit 92030-62K

Bushing Style: Precision
Material: Steel-backed alloy

Helps cure:

Bushing wear
Bushing failure
Pump noise
Low pump volume
TCC codes & concerns
UD Clutches burned
Planetary failure
Shaft breakage

6F35 (Gen. 1), 6F35 (Gen. 2), 6F35 (Gen. 3), 6T40 (Gen. 1), 6T40 (Gen. 2) 4-5-6 Clutch Drum Bushing 144030-01

6F35 (Gen. 1) • 6F35 (Gen. 2) • 6F35 (Gen. 3) • 6T40 (Gen. 1) • 6T40 (Gen. 2)

4-5-6 Clutch Drum Bushing 144030-01

Rear Side

Bushing Style: Precision
Material: Steel-backed alloy
Housing Bore: 1.969"
Shaft Dia.: 1.840"
Width: 0.310"

Helps cure:

Bushing wear
Bushing failure

62TE Input Clutch Hub Bushing 92030-05

62TE

Input Clutch Hub Bushing 92030-05

Bushing Style: Precision
Material: Steel-backed alloy
Housing Bore: 1.904"
Shaft Dia.: 1.780"
Width: 0.570"

Helps cure:

Bushing wear
Bushing failure
UD Clutches burned

6F35 (Gen. 1), 6F35 (Gen. 2), 6F35 (Gen. 3), 6T40 (Gen. 1), 6T40 (Gen. 2) Bushing Kit 144030-35K

6F35 (Gen. 1) • 6F35 (Gen. 2) • 6F35 (Gen. 3) • 6T40 (Gen. 1) • 6T40 (Gen. 2)

Bushing Kit 144030-35K

Helps cure:

Bushing wear
Bushing failure

62TE Input Shaft Bushing 92030-04

62TE

Input Shaft Bushing 92030-04

Bushing Style: Precision
Material: Steel-backed alloy
Housing Bore: 0.605"
Shaft Dia.: 0.468"
Width: 0.515"

Helps cure:

Bushing wear
Bushing failure

6F35 (Gen. 2), 6F35 (Gen. 3) Axle Bushing 144030-09B

6F35 (Gen. 2) • 6F35 (Gen. 3)

Axle Bushing 144030-09B

Bushing Style: Precision
Material: PTFE-Impregnated Bimetal
Housing Bore: 1.608"
Shaft Dia.: 1.378"
Width: 0.635"

Helps cure:

Bushing wear
Bushing failure

6F35 (Gen. 1), 6F35 (Gen. 2), 6F35 (Gen. 3), 6T40 (Gen. 1), 6T40 (Gen. 2) Output Planet Sun Gear Bushing 144030-07

6F35 (Gen. 1) • 6F35 (Gen. 2) • 6F35 (Gen. 3) • 6T40 (Gen. 1) • 6T40 (Gen. 2)

Output Planet Sun Gear Bushing 144030-07

Bushing Style: Precision
Material: PTFE-Impregnated Bimetal
Housing Bore: 1.478"
Shaft Dia.: 1.360"
Width: 0.545"

Helps cure:

Bushing wear
Bushing failure

6F35 (Gen. 1), 6F35 (Gen. 2), 6F35 (Gen. 3), 6T40 (Gen. 1), 6T40 (Gen. 2) 4-5-6 Clutch Hub Bushing 144030-03

6F35 (Gen. 1) • 6F35 (Gen. 2) • 6F35 (Gen. 3) • 6T40 (Gen. 1) • 6T40 (Gen. 2)

4-5-6 Clutch Hub Bushing 144030-03

Bushing Style: Precision
Material: PTFE-Impregnated Bimetal
Housing Bore: 0.920"
Shaft Dia.: 0.821"
Width: 0.300"

Helps cure:

Bushing wear
Bushing failure

6F35 (Gen. 1), 6F35 (Gen. 2), 6F35 (Gen. 3), 6T40 (Gen. 1), 6T40 (Gen. 2) Drive Sprocket Hub Bushing 144030-08

6F35 (Gen. 1) • 6F35 (Gen. 2) • 6F35 (Gen. 3) • 6T40 (Gen. 1) • 6T40 (Gen. 2)

Drive Sprocket Hub Bushing 144030-08

Bushing Style: Precision
Material: Steel-backed alloy
Housing Bore: 0.887"
Shaft Dia.: 0.790"
Width: 0.385"

Helps cure:

Bushing wear
Bushing failure

↑