U150E, U150F, U151E, U151F

Symptoms:

• Delayed engagement
• Flare shifts
• Forward slip
• Burnt clutches

Cause:
Cast aluminum accumulator bore wear allows apply oil to exhaust.

Correction:
Sonnax anodized aluminum accumulator piston kit incorporates an O-ring for positive sealing and annular grooves for better centering and wear prevention.

Wear at the multiple accumulator bores on these various units is very common. This wear allows component apply oil to exhaust, resulting in delayed engagements, slipping or flare shifts and burned clutches. Drop-in-place the Sonnax accumulator piston kit incorporates an O-ring for positive sealing, even in worn bores.

• No machining or special tools required
• O-Ring provides positive seal even in worn bores
• O-Ringed piston fits multiple locations

Content:

• Piston
• O-Rings (2) 1 extra

SONNAX Installation Instructions