1978 CHEVROLET K10 Transmission & Drivetrain

12T GM 33spl HD 2.76-3.42 DURAGRIP POSITRACTION; COMPOSITE CLUTCH

Part Number: YGA-11240

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Estimated Ship Date: Oct 31, 2025 if ordered today

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Ring and Pinion Gear Installation Kit, Minimum Install, 30-spline, Standard Rotation, Front, GM 8.5 in. (Truck, Front), Kit

Part Number: YGA-12056

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Axle Bearings, 30-spline, 12-bolt, Standard Rotation, Rear, Chevy, GMC, GM 8.875 in. Truck, Kit

Part Number: YGA-11055

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Yukon Bearing install kit for GM 8.5" front differential

Part Number: YGA-11068

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Yukon 1330 U/Joint with zerk fitting. 3.625" snap ring span, 1.062" cap diameter. Outside snap ring.

Part Number: YGA-42002

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 31, 2025 if ordered today

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4340 Chromoly axle, 69-80 GM Truck & 71-77 Bronco, LH inner, uses 5-760X u/joint

Part Number: SPZ-35072

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Estimated Ship Date: Oct 16, 2025 if ordered today

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D44 19/30Spl FRONT AXLE KIT w/ Super-Joint, 69-80 GM TRK & BLAZER (ASSM_REQ)

Part Number: SPZ-35141

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Ring and Pinion Gears,USA Standard 8.875" GM 12 Bolt Truck, 3.73 Ratio Thick Rear Ring & Pinion GearInstall Kit Axle Bearings & Seals

Part Number: SPZ-10683

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Ring and Pinion Gears,USA Standard 8.875" GM 12 Bolt Truck, 3.08 Ratio Rear Ring & Pinion Gea

Part Number: SPZ-10686

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Differential Carrier, Spartan Locker, Steel, 30-spline, Rear, GM 8.5 in., Each

Part Number: SPZ-17041

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8.5" GM 28spl MINI SPOOL

Part Number: SPZ-59011

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USA Standard steel spool for Dana 44 with 30 spline axles, 3.92 & up

Part Number: SPZ-59015

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Axle Shafts Direct Fit, 12T 6 LUG 31-7/16"Axle, 70 to 81', 4WD, GM 30spl

Part Number: SPZ-35187

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Ring and Pinion Gears, 3.73:1 Ratio, GM 8.875 in. Truck, Set

Part Number: SPZ-36175

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12T GM 4.88 R&P ** USA STANDARD GEAR **

Part Number: SPZ-36181

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Ring and Pinion Gears, 5.38:1 Ratio, 30-spline, Standard Ring Gear Rotation, GM 8.5 in., GM 8.6 in., Set

Part Number: SPZ-36221

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Crosspin, Replacement, Steel, Spartan, Rear, GM 8.875 in., Each

Part Number: SPZ-17023

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 16, 2025 if ordered today

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Crosspin, Replacement, Steel, Spartan, GM 8.5 in., Each

Part Number: SPZ-17024

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Gear, Ring and Pinion, 2.73:1, GM, 8.5 in., 8.6 in., Set

Part Number: SPZ-36346

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Estimated Ship Date: Oct 16, 2025 if ordered today

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Flywheel, PQx, Billet Steel, 168-tooth, 21.400 lbs., SFI 1.1, Internal Engine Balance, Chevy, Each

Part Number: PQX-1628300

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Estimated Ship Date: Nov 12, 2025 if ordered today

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Flywheel, PQx, Billet Aluminum, 153-tooth, SFI 1.1, External Engine Balance, Chevy, 383, 400, Each

Part Number: PQX-1940000

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 12, 2025 if ordered today

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Flywheel, PQx, Billet Aluminum, 153-tooth, 15.000 lbs., SFI 1.1, External Engine Balance, Chevy, 7.4L, 8.2L, Each

Part Number: PQX-1945400

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Estimated Ship Date: Nov 12, 2025 if ordered today

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Crosspin, Replacement, Steel, Spartan, Dana 44, Each

Part Number: SPZ-17017

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Grizzly Locker, Dana 44, 30 Spline, 3.73 and Down, Each

Part Number: YGA-28021

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Oct 31, 2025 if ordered today

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U-Joint, Front Axle, Spicer 1310-WJ, GM 8.5, Dana 30, Dana 44, Greasable, Chromoly, Pair

Part Number: YGA-32082

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