Sprag / AOD / AODE / 4R70W / Aode-w / TH400 / Th375 / 3L80 / Th425 16 Roller / Low (rear). (oem# 8623842 / C3az-7a089-a)

Sprags for AOD, 4R70W, 3L80 Transmissions | Ford | Atk

Restore proper one-way clutch operation in your automatic transmission with this 16-roller low/rear sprag from Atk. Engineered to meet or exceed OEM specifications, this sprag replaces worn or damaged units to help eliminate slipping, delayed engagement, and erratic shifting. It is a direct-fit replacement for select Ford AOD, AODE, 4R70W, and GM TH400/TH375/3L80/TH425 applications.

Key Features

• 16-roller low/rear sprag design for reliable one-way holding
• Manufactured by Atk to strict quality standards
• Direct replacement for OEM part numbers 8623842 and C3AZ-7A089-A
• Heat-treated rollers and race for durability under load
• Precision-ground components for smooth, consistent engagement

Compatibility

This sprag is compatible with Ford AOD, AODE, and 4R70W transmissions, as well as GM TH400, TH375, 3L80, and TH425 units. It fits vehicles using these transmissions across various model years. Please verify your transmission code and OEM part number before ordering.

Why Choose This Part?

Atk is a trusted name in transmission components, and this sprag delivers the dependability you need for a lasting repair. Whether you are rebuilding a Ford AOD or servicing a GM TH400, this 16-roller low/rear sprag offers a precise fit and dependable performance. Order now to get your transmission shifting correctly again.