Drivetrain› Automatic Transmissions and Components

RevMax Transmission

47/48RE REVMAX BILLET SECOND GEAR SERVO

$153.89

SKU: R069 478-951

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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The RevMax 478-951 is a 2nd Gear Billet Servo designed for 1994-2007 Dodge 5.9L Cummins trucks with 47RH, 47RE, or 48RE transmissions. It features a dual ring design to eliminate leaks and a 1045 hardened steel apply pin. The billet 6061 upper and lower housings ensure durability.

Fitment

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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

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Specifications

BrandRevMax Transmission
Part NumberR069 478-951

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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