1991 CHEVROLET Transmission & Drivetrain

Summit Racing™ SFI-Approved 168-Tooth Flexplate SUM-G112SFI

Flexplate, 168-Tooth, External Engine Balance, Chevy Gen V and VI 454, SFI 29.1, Each

Part Number: SUM-G112SFI

4.07 out of 5 stars ( 15 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Yukon Gear & Axle 10 Bolt GM 8.5 Inch Differential Cover YHCC-GM8.5-S

Differential Cover, GM 8.5 in., 10-bolt, Nodular Iron, Black Powdercoated, Cadillac, Chevrolet, GMC, Each

Part Number: YGA-29113

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

TCI Full Manual Valve Bodies 221200

TCI Full Manual Valve Bodies 221200

Valve Body, Cast Iron, Full Manual, Forward Pattern, Engine Braking, Chevy, TH400, Each

Part Number: TCI-221200

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Pioneer 168-Tooth Flexplate FRA-159

Flexplate, 168-Tooth, Steel, External Balance, 1-Piece Rear Main Seal, Chevy, Non-SFI, Each

Part Number: PIO-FRA159

4.78 out of 5 stars ( 9 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Summit Racing™ Billet Aluminum Trans-Brake Valve Bodies SUM-700014

Automatic Transmission Valve Body, Billet Aluminum, Trans-Brake, Full Manual, Reverse Shift Pattern, Chevy, TH400, Each

Part Number: SUM-700014

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Advance Adapters GM NV4500 Manual Transmission Adapters 712577

Bellhousing, Manual, GM NV 4500 Transmission to Chevy, Big/Small Block V8, V6, Each

Part Number: ADD-712577

3.92 out of 5 stars ( 12 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

FTI Performance SR Series 2,800-3,200 Stall Torque Converter SR3082

GM NON LOCK-UP TH350, TH400 2800-3000 STALL

Part Number: FTI-SR3082

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

RAM Billet Steel 168-Tooth Flywheel 1530

Flywheel, Billet Steel, 168-Tooth, External Engine Balance, 33.000 lbs., 1-Piece Rear Main Seal, SFI 1.1, Chevy, V8, Each

Part Number: RAM-1530

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

FTI Performance SRL-3 Series Billet Triple Clutch 3,600 Stall Torque Converter SRLS40086-3

GM TORQUE CONVERTER, 4L80E, 4L85E, LS MOTOR, TRIPLE CLUTCH 3600 STALL

Part Number: FTI-SRLS40086-3

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

McLeod Nodular Iron 168-Tooth Flywheel 450130

Flywheel, Nodular Iron, 168-Tooth, Internal Engine Balance, Chevy, V8, Each

Part Number: MCL-450130

5.0 out of 5 stars ( 9 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Eaton Detroit Truetrac 26 Spline Differential GM 7.5 Inch 911A415

Differential, Eaton Detroit Truetrac, 26-Spline, GM, 7.5 in., 3:08 and Down, Each

Part Number: ETN-911A415

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

ATI SFI Standard Bellhousings ATI200045

Bellhousing, SFI 30.1 Approved, Aluminum, Natural, GM, Small Block, LT, Big Block, Powerglide, Each

Part Number: ATI-200045

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

FTI Performance ESR Series 3,800 Stall Torque Converter ESRL7082

TORQUE CONVERTER, GM TORQUE CONVERTER 4L60/4L60E/700R4, 30 SPLINE 3800 STALL

Part Number: FTI-ESRL7082

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Transmission Specialties Lock-Up Street/Strip 2,900-3,300 Stall Torque Converter 10091LS

Torque Converter, Lockup, Balanced, Billet Cover and Piston,10 in., 4L80E, GM, Small Block Chevy, Each

Part Number: TOS-10091LS

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Summit Racing™ Direct-Fit Restoration Dash-Mount Shift Indicator for 1984-1991 Chevy/GMC C/K Trucks, Blazer/Jimmy SUM-RP22470

Shift Indicator, Restoration, 1984-1991 Chevy/GMC Truck, OEM Replacement, Assembly, GM Truck, Replaces OEM part 25078572, Each

Part Number: SUM-RP22470

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Motive Gear Master Ring and Pinion Installation Kits R7.5GRMK

Ring and Pinion Installation Kit, GM 7.5/7.625 in., Rear, Kit

Part Number: MGR-R75GRMK

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

TCI Full Manual Valve Bodies 221201

Transmission Valve Body, Full Manual, Reverse Shift Pattern, Engine Braking, Chevy, TH400, Each

Part Number: TCI-221201

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Summit Racing™ Positraction 26 Spline Differential Carriers GM 7.5/7.6 Inch SUM-730958

Differential Carrier, Positraction, Nodular Iron, GM 7.5/7.6 in., 26 Spline, 3.23 Up Ratio, Each

Part Number: SUM-730958

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Summit Racing™ Positraction 30 Spline Differential Carriers GM 10.5 Inch (14-bolt) SUM-730987

Differential Carrier, Positraction, 30-spline, Steel, Rear, Chevy, GMC, GM 10.5 in. 14-bolt, Each

Part Number: SUM-730987

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Silver Sport 621 Manual Transmission Bellhousings BHG-00104A

Manual Transmission Bellhousing, 621, New, Aluminum, Natural, Blue Bird, Buick, Cadillac, Checker, Chevy, GMC, Jeep, Olds, Pontiac, Workhorse, Each

Part Number: IST-BHG-00104A

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

TCI Forged 168-Tooth Flexplate 399773

Flexplate, 168-Tooth, External Engine Balance, 1-Piece Rear Main Seal, SFI 29.1, Chevy, 5.0/5.7L, Each

Part Number: TCI-399773

4.67 out of 5 stars ( 30 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

McLeod Steel 168-Tooth Flywheel 460260

Flywheel, Steel, 168-Tooth, 30 lb., Internal/External Engine Balance, Chevy, 5.0, 5.7L, Each

Part Number: MCL-460260

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

TCI Forged 168-Tooth Flexplate 399973

Flexplate, 168-Tooth, External Balance, 1-Piece Rear Main Seal, SFI 29.1, Chevy, 454/7.4L, Each

Part Number: TCI-399973

4.65 out of 5 stars ( 20 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Yukon Gear & Axle Crush Sleeve Eliminator Kits SK CSGM8.5

Pinion Bearing Spacer, Crush Sleeve Eliminator, Steel, Chrysler 9.25 in., GM 8.5 in., Each

Part Number: YGA-55048

4.74 out of 5 stars ( 27 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air