U660 6-speed FWD
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Repair kits
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OH U660E/F 07-up Transtec
- Part #
- DP2551
- Reference #
- 277002A
- Extra information
Shiftkit, U660E 07-up Transgo
- Part #
- T277165A
- Reference #
- 277165A
- Extra information
- Fits Toyota/Lexus 6 Speed U660E Toyota Avalon 2008 3.5L, Camry 2007-2009 3.5L Lexus ES 350 2007-2008 3.5L Contains new TCC/Lock Up Boost valve with bushing assembly, new Solenoid Regulator valve assembly and B2 outer Regulator valve. Convenient drop in valves, No special tooling or machining necessary! Addresses Shuttle Shift, Flare on 2-3 Shift, Slips with throttle in 3rd and/or 4th,TCC Slip and codes. Improves and restores correct drivability with added durability.
ZIP-kit U660
- Part #
- U660-ZIP
- Reference #
- 277165AZ
- Extra information
- Symptoms: •Burnt brake clutches •Burnt clutches •Delayed engagement •Inadequate lubrication •Low pressure •Slips & flares •Soft shifts •TCC apply & release concerns •TCC codes Cause: Loss of oil pressure due to worn components in critical oil circuits. Correction: Zip Kit seals critical pressure losses.
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Filters
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Valvebodies
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Valvebody Components / Transmission Specialties
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LU cntrl Boostvalve U660
- Part #
- 47740-06K
- Reference #
- Extra information
Lockup Control Boost Valve Kit
Part No. 47740-06KVehicles with Toyota/Lexus U660E/F, U760E/F transmissions may exhibit converter apply/release complaints, slip codes, overheated fluid or a burned converter. These problems may be caused by continuous oscillation of the steel lockup control boost valve within the cast aluminum boost sleeve, creating excessive wear and a path for converter/cooler fluid to exhaust and the lockup control valve to stroke prematurely.
Sonnax lockup control boost valve kit 47740-06K has upgraded materials and minimal clearances to prevent wear and restore proper hydraulic control.
- Boost sleeve is manufactured from highly wear-resistant billet aluminum to prevent excessive wear
- Restores proper line rise
- Valve
- Sleeve
C1 accum.piston kit U660
- Part #
- 47740-12K
- Reference #
- Extra information
C1 accum.piston kit U660
Symptoms: - C1 Clutch burned
- Delayed Forward
- Flare shifts
- Forward slip
- Harsh Forward
Cause:
Wear at the accumulator piston bore in the valve body or on the critical accumulator piston diameters allows apply oil to exhaust.
Correction:
The Sonnax accumulator piston incorporates an O-Ring for positive sealing and annular grooves for better centering and wear prevention.
Reverse Boost Valve kit U660
- Part #
- 47740-17K
- Reference #
- Extra information
Reverse Boost Valve Kit
Part No. 47740-17KVehicles with Toyota/Lexus U660E, U660F transmissions may exhibit insufficient line rise in reverse gear, delayed reverse engagement and/or a burned B2 brake. These problems may be caused by continuous oscillation of the steel boost valve within the cast aluminum boost sleeve, creating excessive wear and a path for line pressure to either leak to exhaust or leak to the EPC boost circuit and create high line pressure conditions.
Sonnax reverse boost valve kit 47740-17K has upgraded materials and minimal clearances to prevent wear and restore proper hydraulic control.
- Sleeve is manufactured from highly wear-resistant billet aluminum to prevent excessive wear
- Restores proper line rise
- Valve
- Sleeve
B1 Apply Boost Valve kit U660
- Part #
- 47740-19K
- Reference #
- Extra information
Vehicles with Toyota/Lexus U660E and U660F transmissions may exhibit 2nd and 6th Gear shift complaints and a burned B1 brake. These problems may be caused by continuous oscillation of the steel B1 apply boost valve within the cast aluminum boost sleeve, creating excessive wear and a path for line pressure to exhaust and the B1 apply control valve to stroke prematurely.
Sonnax B1 apply boost valve kit 47740-19K has upgraded materials and minimal clearances to prevent wear and restore proper hydraulic control.
• Boost sleeve is manufactured from highly wear-resistant billet aluminum to prevent excessive wear
• Restores proper line rise
• Drop-in Zip Valve™ parts install quickly and easily
Symptoms:
• 2nd & 6th Gear shift concerns
• B1 Clutches burned
Cause:
Wear at the B1 apply boost valve and sleeve can allow the B1 apply control valve to stroke prematurely, resulting in 2nd and 6th Gear shift complaints and a burned B1 brake.Correction:
This Sonnax drop-in B1 apply boost valve kit features upgraded materials and tighter clearances to prevent wear and restore proper hydraulic control.Valve• Sleeve
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Bushings
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Seals
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Gaskets
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Washers & Bearings
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Electrical Components
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Sprags & One way clutches
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Hard Parts
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Bearing w/race Underdrive Planet U660E
- Part #
- 761973
- Reference #
- 277217+227218
- Extra information
Planet kit UD U660/770
- Part #
- U761591
- Reference #
- 277586-KIT
- Extra information
This Planet kit contains the following parts:
614
· 586 - Planet Underdrive
· 596 - Ringgear Underdrive
· 616 - Sungear Underdrivetput
· 217 + 218 - Bearing w/Race Planet to Ringgear
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Torque Converters
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Complete transmissions
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