Product Description
U660E U660F U760E U760F C1 Accumulator Piston Kit
Sonnax Part Number: 47740-12K
NO TOOLING REQUIRED
Wear at the accumulator bores or on the accumulator piston critical diameters in Toyota/Lexus listed units is very common. The C1 accumulator piston is used during apply of the C1 (Forward) clutch. Wear allows clutch apply oil to exhaust, resulting in harsh or delayed Forward engagements, burned C1 clutch, or slipping and flares in Forward gears. Sonnax C1 accumulator piston kit 47740-12K incorporates an O-ring for positive sealing, even in worn bores.
- O-Ring provides positive seal, even in worn bores
- Annular grooves provide better piston centering and wear prevention
- Hardcoat anodized aluminum piston combats premature wear
- Drop-in Zip Valve™ parts install quickly and easily
PACKAGE CONTAINS
- Piston
- O-Rings (2) 1 Extra
SYMPTOMS
- Delayed Forward
- Forward slip
- C1 Clutch burned
- Harsh Forward
- Flare shifts
CAUSE
Wear at the accumulator piston bore in the valve body or on the critical accumulator piston diameters allows apply oil to exhaust.
CORRECTION
Sonnax drop-in accumulator piston kit incorporates an O-ring for positive sealing plus annular grooves for better centering and wear prevention.
Product Videos
Custom Field
Requires Tooling? No
