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Eaton Detroit Truetrac 30 Spline Differential GM 8.5/8.6 Inch 913A481

Differential, Eaton Detroit Truetrac, Limited Slip, 30-Spline, GM, 8.5/8.6 in., 2.73 & up, Each

Part Number: ETN-913A481

4.86 out of 5 stars ( 134 )

Estimated Ship Date: Monday 9/29/2025

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Estimated Ship Date: Monday 9/29/2025

Summit Racing™ Positraction 30 Spline Differential Carriers GM 8.6 Inch SUM-730968

Differential Carrier, Positraction, Nodular Iron, GM 8.5/8.6 in., 30 Spline, 2.73 Up Ratio, Each

Part Number: SUM-730968

5.0 out of 5 stars ( 10 )

Estimated Ship Date: Monday 9/29/2025

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Estimated Ship Date: Monday 9/29/2025

B&M Holeshot 2,300-2,500 Stall Torque Converter 70419

Torque Converter, Holeshot, 2,300-2,500 rpm Stall Range, Chevy, 4L60E/700R4, Each

Part Number: BMM-70419

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 9/29/2025

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Estimated Ship Date: Monday 9/29/2025

Eaton Posi Performance 30 Spline Differential GM 8.5/8.6 Inch 19559-010

Differential, Posi Performance, Limited Slip, 30-Spline, GM, 8.5 in., Truck, 3 Series, Each

Part Number: ETN-19559-010

4.9 out of 5 stars ( 10 )

Estimated Ship Date: Monday 9/29/2025

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Estimated Ship Date: Monday 9/29/2025

B&M Holeshot 2,300-2,500 Stall Torque Converter 70441

Torque Converter, Holeshot, 2,300-2,500 rpm Stall Range, Chevy, 4L60E, 4L65E, with LS Engine, Each

Part Number: BMM-70441

3.83 out of 5 stars ( 6 )

Estimated Ship Date: Monday 9/29/2025

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Estimated Ship Date: Monday 9/29/2025

Hays Twister 3/4 Race 2,800-3,200 Stall Torque Converter 97-1H28Q

Hays Twister 3/4 Race Torque Converter 1998- UP GM, 4L60E, 4L65E, 2800-3200 RPM stall

Part Number: HAY-97-1H28Q

Not Yet Reviewed

Estimated Ship Date: Monday 9/29/2025

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Estimated Ship Date: Monday 9/29/2025

Powertrax Grip Pro Traction Systems GM 8.5 Inch GT201030

Differential, Grip Pro Traction System, 30-Spline, GM 8.5in., 8.6 in., Each

Part Number: PWT-GT201030

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 9/29/2025

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Estimated Ship Date: Monday 9/29/2025

Hays Twister 3/4 Race 2,400-2,800 Stall Torque Converter 97-1H24Q

Torque Converters, Twister 3/4 Race, 9.600 in. Dia., with Lockup, 30-Spline, 11.125 in. bolt pattern, 2,400-2,800 rpm Stall, 4L60-E, 4L65-E, Each

Part Number: HAY-97-1H24Q

Not Yet Reviewed

Estimated Ship Date: Monday 9/29/2025

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Estimated Ship Date: Monday 9/29/2025

ACT Heavy-Duty Clutch Kits GM9-HDSS

Clutch Kit, 11.000 in. Diameter, Heavy Duty, Street, Cadillac, Chevy, Pontiac, 5.7, 6.0L, Kit

Part Number: ACL-GM9-HDSS

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/29/2025

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Estimated Ship Date: Monday 9/29/2025

ACT Heavy-Duty Clutch Kits GM9-HDG6

Clutch Kit, 11.000 in. Diameter, Heavy Duty, 6-Pad, Race, Cadillac, Chevy, Pontiac, 5.7, 6.0L, Kit

Part Number: ACL-GM9-HDG6

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/29/2025

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Estimated Ship Date: Monday 9/29/2025

ACT Sport Clutch Kits GM9-SPSS

Clutch Kit, Sport, 11 in. Diameter, 1 1/8 in.- 26 Spline, Organic, Full Face, Chevy, Pontiac, 5.7, 6.0, 6.2L

Part Number: ACL-GM9-SPSS

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/29/2025

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Estimated Ship Date: Monday 9/29/2025

Yukon Gear & Axle Ring and Pinion Sets YG GM8.5-390 GM 8.5/8.6 in. 3.90 Gears

Ring and Pinion Gears, 3.90:1 Ratio, 30-spline, Standard Ring Gear Rotation, GM 8.5 in., GM 8.6 in., Set

Part Number: YGA-24159

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 9/29/2025

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Estimated Ship Date: Monday 9/29/2025

Yukon Gear & Axle 30 Spline Differential Carriers GM 8.6 Inch YC G40048044

Differential Carrier, Open, Loaded, GM 8.6 in. 30 Spline, Each

Part Number: YGA-20098

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 9/29/2025

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Estimated Ship Date: Monday 9/29/2025

USA Standard Gear Ring and Pinion Sets ZG GM8.5-430 GM 8.5/8.6 in. 4.30 Gears

Ring and Pinion Gear, 4.30:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set

Part Number: SPZ-36217

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

Hays Twister 3/4 Race 2,800-3,200 Stall Torque Converter 97-1G28Q

Hays Twister 3/4 Race Torque Converter 1984- 97 GM, 4L60/4L60E/700R4, 2800- 3200 RPM stall

Part Number: HAY-97-1G28Q

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/29/2025

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Estimated Ship Date: Monday 9/29/2025

Richmond Gear Ring and Pinion Sets 49-0017-1 GM 8.5/8.6 in. 3.08 Gears

Gear, Ring and Pinion, 3.08:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, 3 Series, Set

Part Number: RMG-4900171

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 9/29/2025

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Estimated Ship Date: Monday 9/29/2025

B&M Holeshot 1,900-2,100 Stall Torque Converter 70417

Torque Converter, Holeshot, 1,900-2,000 rpm Stall Range, Chevy, 4L60E/700R4, Each

Part Number: BMM-70417

1.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 9/29/2025

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Estimated Ship Date: Monday 9/29/2025

Powertrax Lock-Right Lockers Chrysler 9.25 Inch 1950-LR

Differential, Lock-Right, Locker, 33-Spline, GM, 9.2 in./9.5 in., Each

Part Number: PWT-1950-LR

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 9/29/2025

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Estimated Ship Date: Monday 9/29/2025

Hays Billet Steel 168-Tooth Flywheel 10-730

Flywheel, Steel, 168-Tooth, 30 lb., Internal Engine Balance, Chevy, LS, Each

Part Number: HAY-10-730

Not Yet Reviewed

Estimated Ship Date: Oct 20, 2025 if ordered today

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Estimated Ship Date: Oct 20, 2025 if ordered today

Richmond Gear Ring and Pinion Sets 69-0175-1 GM 8.5/8.6 in. 5.57 Gears

Gear, Ring and Pinion, 5.57:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, 3 Series, Set

Part Number: RMG-6901751

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/29/2025

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Estimated Ship Date: Monday 9/29/2025

Yukon Gear & Axle Ring and Pinion Sets YG GM8.5-273 GM 8.5/8.6 in. 2.73 Gears

Ring and Pinion Gear, 2.73:1 Ratio, GM 8.5/8.6, 10 Bolt Cover, 30 Spline, 10 Ring Gear Bolts, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Set

Part Number: YGA-24490

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Yukon Gear & Axle Ring and Pinion Sets YG GM8.5-308 GM 8.5/8.6 in. 3.08 Gears

Ring and Pinion Gears, 3.08:1 Ratio, 30-spline, Standard Rotation, GM 8.5/8.6 in., Set

Part Number: YGA-24492

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 29, 2025 if ordered today

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Estimated Ship Date: Oct 29, 2025 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Allstar Performance Ring and Pinion Gear Sets ALL70120 GM 8.5/8.6 in. 3.08 Gears

5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 9/29/2025

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Yukon Gear & Axle Ring and Pinion Sets YG GM8.0-373 GM 8.0 in. 3.73 Gears

Ring and Pinion Gears, 3.73:1 Ratio, GM 8.0 in., Set

Part Number: YGA-24203

Not Yet Reviewed

Estimated Ship Date: Oct 28, 2025 if ordered today

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Estimated Ship Date: Oct 28, 2025 if ordered today

USA Standard Gear Ring and Pinion Gear Kit Packages ZGK2032 GM 8.6 in. 3.73 Gears

Ring and Pinion Gears,USA Standard 8.6" GM, 3.73 Ratio Rear Ring & Pinion GearInstall Kit Axle Bearings & Seals

Part Number: SPZ-10743

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

Dorman 4WD Differential Actuator Housings 600-116

4 WD Axle Disconnect

Part Number: RNB-600-116

Not Yet Reviewed

Estimated Ship Date: Oct 16, 2025 if ordered today

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Estimated Ship Date: Oct 16, 2025 if ordered today