1980 PONTIAC FIREBIRD Transmission & Drivetrain

USA Standard Gear standard spider gear set for GM 8.5", 30 spline

Part Number: SPZ-39027

Not Yet Reviewed

Estimated Ship Date: Dec 12, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

CLUTCH KIT

Part Number: SXR-K1675-21

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 19, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

7.5" & 8.2" GM REDI sleeve yoke saver

Part Number: YGA-30221

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Special Order

Ring and Pinion Installation Kit, Basic, GM 8.5 in., Front/Rear, Kit

Part Number: MGR-R10RTPK

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Special Order

Ring and Pinion Gear, 4.88:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set

Part Number: SPZ-36219

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Dec 12, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Ring and Pinion Gear, 5.13:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set

Part Number: SPZ-36220

Not Yet Reviewed

Estimated Ship Date: Dec 12, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Ring & Pinion Gear Set GM 10 Bolt 8.5" / 3.42 Ratio

Part Number: SVL-2020642

Not Yet Reviewed

Estimated Ship Date: Dec 10, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Spool, Full Size, Steel, 28-Spline, 10-Bolt, GM 8.5 in., Each

Part Number: RMG-81-1028-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Differential Inner Gear Kit; GM 7.5/7.6 - 26 Spline, Dura Grip Positraction

Part Number: SVL-10003707

Not Yet Reviewed

Estimated Ship Date: Dec 10, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: RMG-GM75342TK

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

USA Standard Master Overhaul kit for the '81 & older GM 7.5" differential

Part Number: SPZ-37048

Not Yet Reviewed

Estimated Ship Date: Dec 11, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Gear, Ring and Pinion, EXCel, 4.10:1 Ratio, GM, 7.5/7.625 in., 10-Bolt, Set

Part Number: RMG-GM75410TK

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Automatic Transmission Kickdown Cable, Hi-Tech, Black Vinyl, Polished Aluminum Fittings, GM, TH200, Kit

Part Number: LOK-KDP-2200U

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Ring and Pinion Installation Kit, 30 Spline, GM 8.5 in., Kit

Part Number: YGA-13069

Not Yet Reviewed

Estimated Ship Date: Dec 26, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Differential Carrier Cases, Extreme Heavy Duty, GM 8.5 in., 28/30 Spline, 2.73 and Up Ratio, Each

Part Number: YGA-20084

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

OE FLYWHEEL

Part Number: EXY-FWGM101

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Spider Gear Kit, Open, 26 Spline, Rear, GM 7.5 in., GM 7.6 in., Kit

Part Number: YGA-16048

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

GEAR DRIVEN FLYWHEEL

Part Number: SXR-NFW1017

Not Yet Reviewed

Estimated Ship Date: Dec 17, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Ring and Pinion Installation Kit, Super Kit, GM, 8.5 in., Kit

Part Number: MGR-R10RSK

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Ring and Pinion, Installation Kit, GM, 8.5 in., Kit

Part Number: SPZ-58011

Not Yet Reviewed

Estimated Ship Date: Dec 11, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Ring and Pinion Kit

Part Number: RMG-XL-1016-1

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Special Order

Differential Carrier Rebuild Kit, GM 8.5, 28 Spline, Rear, Open Carrier, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Kit

Part Number: SVL-10028814

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Ring and Pinion Installation Kit, GM, 8.5 in., 10-Bolt, Kit

Part Number: RNB-697-100

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Yukon positraction internals for 7.5" and 7.625" GM with 26 spline axles

Part Number: YGA-16116

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Clutch Disc, 900 Series, 1.125 in. - 26-spline, Metallic, 267mm Diameter, Buick, Chevy, Olds, Pontiac, Each

Part Number: RAM-959

Not Yet Reviewed

Estimated Ship Date: Dec 10, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order