Sonnax Transmission Company Transmission & Drivetrain

Shift Kit, Zip Kit, 6R80, 6R100, Kit

Part Number: SOX-6R80L6R100ZI

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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• $10 Summit Bucks

Yoke, TH400 Transmission, Forged Steel, 32-Spline, Spicer 1310 Joint Style, 5.50 in. Length, Each

Part Number: SOX-T2-3-10431HP

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Shift Kit, Zip Kit, ZF6HP-19. ZF6HP-26, ZF6HP-32, Kit

Part Number: SOX-ZF6-053-ZIP

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• $10 Summit Bucks

Automatic Transmission Rebuild Components, Planetary Gear Stabilizer, GM, Powerglide, Kit

Part Number: SOX-28510-S3

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Servo Piston, 2nd Gear Type, Billet Aluminum, Servo Cover, Two PTFE Seals, Ford, C-4, C-5, Kit

Part Number: SOX-K13259C

4.9 out of 5 stars ( 10 )

Estimated Ship Date: Today

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FRIC KIT, REV, INCREASED RADIUS POWERGLIDE 1.58 SERVICE PART

Part Number: SOX-28131-FRK

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Automatic Transmission Rebuild Kits, Sure Cure Kit, with O-Ring Plug Ends, Boost Valve, Bushings, Springs, Cadillac, Chevy, GMC, 4L80-E, 4L85-E, Kit

Part Number: SOX-SC4L80E

4.0 out of 5 stars ( 2 )

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• $10 Summit Bucks

FORWARD SUN GEAR

Part Number: SOX-76612A-01

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Yoke, Automatic/Manual Transmission, Forged Steel, 27-Spline, Spicer 1330 Joint Style, 4.47 in. Length, Each

Part Number: SOX-T2-3-12081HP

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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SURE CURE KIT

Part Number: SOX-46-47RHE-ZIP

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SERVO COVER KIT SUPPORTED PIN

Part Number: SOX-28821-19K

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Automatic Transmission Shift Kits, Shift Improver, E4OD, 4R100, Sold as a Kit

Part Number: SOX-E4OD4R100ZIP

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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SLIP YOKE 27 SPLINE 1310 U-JOI

Part Number: SOX-T236081HP8XL

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Estimated Ship Date: Jan 2, 2026 if ordered today

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• $10 Summit Bucks
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Yoke, TH400, Saginaw Transmission, Forged Steel, 32-Spline, Spicer 3R Joint Style, 7.50 in. Length, Each

Part Number: SOX-T3R-3-9161HP

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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• $10 Summit Bucks

ACCUMULATOR SLEEVE KIT

Part Number: SOX-76890-01K

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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• $10 Summit Bucks

BAND EXTRA WIDE RED

Part Number: SOX-S019961

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TRANSMISSION YOKE

Part Number: SOX-T232431CBHP

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Automatic Transmission Rebuild Components, Heavy-Duty Reverse Piston, Clutch Piston Type, Powerglide, Kit

Part Number: SOX-28761-01K

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Estimated Ship Date: Jan 2, 2026 if ordered today

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ZIP KIT

Part Number: SOX-6F50-ZIP

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Estimated Ship Date: Jan 2, 2026 if ordered today

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• $10 Summit Bucks
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Automatic Transmission Rebuild Components, Heavy-Duty Planetary, 1.80/1.69:1 Ratios, Pins, Rollers, Washers, Retainer Plate, Screws, Powerglide, Kit

Part Number: SOX-28922-01K

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PLANET REBUILD KIT HD

Part Number: SOX-28922-01HDK

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Estimated Ship Date: Jan 2, 2026 if ordered today

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• $10 Summit Bucks
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Zip Kit

Part Number: SOX-ZF8-GEN2-ZIP

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• $10 Summit Bucks

BIG SHAFT STATOR TUBE

Part Number: SOX-28154S-125

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Yoke, ZF Transaxle Transmission, Forged Steel, 32-Spline, Spicer 1310 Joint Style, 4.88 in. Length, Each

Part Number: SOX-T2-3-13131HP

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Estimated Ship Date: Jan 2, 2026 if ordered today

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• $10 Summit Bucks
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SURE CURE KIT

Part Number: SOX-SCAODE4R75E

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Estimated Ship Date: Jan 2, 2026 if ordered today

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• $10 Summit Bucks
• Special Order