1978 PONTIAC FIREBIRD Transmission & Drivetrain

U-Joint Straps, Mechanics 3R Style, Differential Location, GM 7.5 in., GM 7.625 in., GM 8.5 in., Each

Part Number: YGA-41201

3.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Gear, Ring and Pinion, 3.42:1 Ratio, GM, 7.5 in./7.625 in., 10-Bolt, 2 Series, Set

Part Number: RMG-4900051

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Gear, Ring and Pinion, 3.08:1 Ratio, GM, 8.5/8.6 in., Set

Part Number: MGR-G885308

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Oct 2, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Gear, Ring and Pinion, 4.10:1 Ratio, GM, 7.5 in./7.625 in., 2 Series, Set

Part Number: MGR-G875410X

Not Yet Reviewed

Estimated Ship Date: Oct 2, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Clutch Kit, Concept 10.5 Dual-Disc Clutch, 1 1/8 in. Input, 10-Spline, Organic, AMC, Chevy, GMC, Oldsmobile, Pontiac, Kit

Part Number: RAM-50-2122

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Throwout Bearing, Diaphragm, 1.125 in. Shaft Diameter, Chevy, Buick, GMC, Each

Part Number: ACL-RB466

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Clutch Kit, Street 650 Clutch Conversion, Performance, Single Disc, 1.125 in. - 10-spline, 11.000 in. Sintered Metallic Disc Diameter, Chevy, Jeep

Part Number: HAY-92-1004

Not Yet Reviewed

Estimated Ship Date: Oct 1, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Throwout Bearing, Buick, Chevy, GMC, Oldsmobile, Pontiac, L6, V6, V8, Each

Part Number: CTF-N1086

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

Axle Shaft, 28-Spline, 30.125 in. Length, Rear, Chevy, Pontiac, Each

Part Number: SPZ-35050

Not Yet Reviewed

Estimated Ship Date: Sep 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pilot Bushing and Bearings, Stock, Solid, Powdered Metal, Set of 5

Part Number: RNB-690-023

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Flexplate, 153 Tooth, Internal Balance, 2-Piece Rear Main Seal, Steel, Chevy, Each

Part Number: QTI-RM-920

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Seal, Nitrile Rubber, Red, 1.50 in. Shaft, Each

Part Number: FWB-SS2569

Not Yet Reviewed

Estimated Ship Date: Today

Wheel Bearings, GM Genuine Parts, 1.250 in. Bore Diameter, Steel, 2.328 in. O.D., 0.625 in. Width, BMW, Buick, Chevy, Chrysler, Dodge, Ford, GMC, Each

Part Number: ADO-A6

Not Yet Reviewed

Estimated Ship Date: Today

Clutch Fork Return Spring, Chevy, Pontiac, Each

Part Number: OER-332521

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Transmission Combo, ProFit, Tremec TKX, 5-Speed, 2.87:1 First Gear, 0.68:1 Fifth Gear, GM, F-Body, 1975-81, Kit

Part Number: AWR-COGM-F3FX

Not Yet Reviewed

Estimated Ship Date: Nov 7, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Silver Sport EasyFit TREMEC TKX Install Kit 75-81 GM F-Body wo/console

Part Number: IST-EFKF2LTKX

Not Yet Reviewed

Estimated Ship Date: Sep 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Transmission Bushing, Actual OD - 2.0035; Length - 0.605; Max Wall - 0.0622

Part Number: DUR-44034TG

Not Yet Reviewed

Estimated Ship Date: Today

Carrier Shims, Ford 8.8 in., GM 12-Bolt Truck, GM 9.3 in. C-Axle, Kit

Part Number: RMG-3800071

4.13 out of 5 stars ( 8 )

Estimated Ship Date: Today

Mini Spool, Steel, 28-spline, 10-bolt, GM 8.5 in., Each

Part Number: YGA-32232

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 13, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Hydraulic Clutch Master Cylinder Kit 1970 1981 GM Camaro Firebird

Part Number: IST-HGF2MK

Not Yet Reviewed

Estimated Ship Date: Sep 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Differential Cross Shaft, Steel, 0.795 in. Diameter, Each

Part Number: YGA-33401

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Transmission Bracket, Steel, Natural, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: BMM-30499

4.5 out of 5 stars ( 6 )

Estimated Ship Date: Today

Neutral Safety Back Up Switch, Plastic, Automatic Transmission, Chevy, GMC. Oldsmobile, Pontiac, GM#1994163 , Each

Part Number: SUM-RP21426

Not Yet Reviewed

Estimated Ship Date: Today

Pressure Plate, LMC, Diaphragm-Style, 10.4 in. Disc Diameter, Each

Part Number: CTF-LM361675

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Flywheel Fasteners, Hex, 7/16-20 in. Thread, Steel, Black, Buick, Cadillac, Chevy, Ford, GMC, Jeep, Mercury, Oldsmobile, Pontiac, Set of 10

Part Number: RNB-678-154

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today