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Drivetrain› Automatic Transmissions and Components

Sun Coast Converters

Suncoast SUNCOAST 4R70W/4R75W CATEGORY 1 REBUILD KIT SUNSC-4R70W-1

$1,575.00 $1,527.75 Save $47.25

SKU: S02K SC-4R70W-1

In Stock
In Stock
Ships by Jun 18
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Advanced — 4+ hours

Description

The Suncoast 4R70W/4R75W Category 1 Rebuild Kit (SC-4R70W-1) enhances Ford 4R70W and 4R75W transmission performance and durability. This comprehensive kit includes: Raybestos Clutch Module with GPZ Direct Clutch Pack® Module, Raybestos Upgraded Steel Clutch Module, Raybestos Upgraded Pro Series Overdrive Band, new Low/Reverse Band, new Molded Piston Kit, new Bushing Kit, new Thrust Washer Kit, new Filter, new Overhaul Kit (all gaskets and seals), new Torrington Thrust Bearing Kit, updated Direct Drum Thrust Bearing, Spiral Retaining Ring Kit, new Front Pump Bushing, Heavy Duty Forward Sun Gear, Elevated Pressure Regulator Spring, new Torlon Check Balls, 2-3 Accumulator Piston, and a 1-2 Accumulator Kit with specialized installation tool.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

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

Available on iOS & Android

Specifications

BrandSun Coast Converters
Part NumberS02K SC-4R70W-1

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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