Sonnax Transmission Company Parts and Accessories

INTERMEDIATE SHAFT

Part Number: SOX-10468036

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• $10.00 Summit Bucks

Driveshaft Tubing, Aluminum, 0.125 in. Wall Thickness, 3.50 in. Diameter, 54 in. Length, Each

Part Number: SOX-TK350-125-54

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• Oversize $7.99
• $10.00 Summit Bucks

4-3 SEQUENCE VALVE KIT

Part Number: SOX-77964-14K

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• $10.00 Summit Bucks

Reverse Clutch Pack Retaining Ring, Automatic Transmission Rebuild Component, Chevy, Powerglide, Each

Part Number: SOX-28709

4.0 out of 5 stars ( 3 )

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• $10.00 Summit Bucks

Clutch Apply Piston Kit, Automatic Transmission Rebuild Components, 6L80, 6L90, Kit

Part Number: SOX-104960-10K

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Automatic Transmission Rebuild Components, Servo Release Check Valve, GM, 4L60, 4L60E, 4L65E, 4L70E, Kit

Part Number: SOX-77701-076

4.75 out of 5 stars ( 4 )

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• $10.00 Summit Bucks

SEPARATOR PLATE

Part Number: SOX-35740-048

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Automatic Transmission Rebuild Components, Accumulator Check Valve, GM, 4L60, 4L60E, 4L65E, 4L70E, Each

Part Number: SOX-74480D

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

• $10.00 Summit Bucks

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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Automatic Transmission Rebuild Components, Planetary Rebuild Kit, 4L80E, TH400, Kit

Part Number: SOX-34875RK

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Automatic Transmission Rebuild Component, Accumulator Sleeve, TH350, TH350C, Kit

Part Number: SOX-3571901K

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

• $10.00 Summit Bucks

Automatic Transmission Bushings, Front Sun Gear, GM Powerglide, Each

Part Number: SOX-8436

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• $10.00 Summit Bucks

Automatic Transmission Shift Lever, Steel, Zinc Plated, Chevy, THM400, Each

Part Number: SOX-38512-01K

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• $10.00 Summit Bucks

Servo Apply Lever, Automatic Transmission Rebuild Component, C-6, Each

Part Number: SOX-36916E

5.0 out of 5 stars ( 1 )

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• $10.00 Summit Bucks

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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• $10.00 Summit Bucks

Small Parts Kit, TH400, Seals, Retainers, Bushing, Plates, Spring, Kit

Part Number: SOX-28755-SPK

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• $10.00 Summit Bucks

REAMER TOOL KIT

Part Number: SOX-F-77964-TL14

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Estimated Ship Date: Dec 4, 2025 if ordered today

• Drop Ship
• Free Shipping
• $10.00 Summit Bucks
• Special Order

Torx Plus Bit, 4L60-E, 4L65-E, 4L70-E, Bellhousing Bolt Socket, Steel, Each

Part Number: SOX-77000-HBK

5.0 out of 5 stars ( 1 )

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• $10.00 Summit Bucks

4L80E INTERMEDIATE / MAIN SHAFT / Aermet

Part Number: SOX-34672-05

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Automatic Transmission Accumulator Pistons, Replacement Servos, Billet Aluminum, Replacement Piston for Sonnax Servo Piston Kits, Chevy, Powerglide

Part Number: SOX-28821-02

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• $10.00 Summit Bucks

Automatic Transmission Carrier Thrust Washers, 2.749 in. O.D., 0.106 in. Thickness, 2.082 in. I.D., Ford, GM, Each

Part Number: SOX-56241

5.0 out of 5 stars ( 1 )

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• $10.00 Summit Bucks

Automatic Transmission Accumulator Pistons, Pinless, Aluminum, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Saab, Each

Part Number: SOX-77987-01K

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

• $10.00 Summit Bucks

Yokes, Weld-On Style, Aluminum, for 1350 U-Joint, 3.5 in. Diameter Tube, 0.125 in. Wall, with Bearing Caps, CL to Weld of 2.5 in. Long, Each

Part Number: SOX-T35-28-3512L

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• $10.00 Summit Bucks

Automatic Transmission Carrier Thrust Washers, Forward Clutch Hub, Rear, 0.030 in. Oversized, Steel, 0.094 in. Thick, 4L80-E, 4L85-E, THM400, Set of 5

Part Number: SOX-34301-094

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BEARING KIT

Part Number: SOX-SBK-G20

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• $10.00 Summit Bucks