1978 PONTIAC FIREBIRD Transmission & Drivetrain

Spring, SPRING,COMPRSN, 500 LB/IN,OUTR

Part Number: PWT-8031001ZAV

Not Yet Reviewed

Estimated Ship Date: Oct 23, 2025 if ordered today

• Drop Ship
• Special Order

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

Part Number: MGR-R10RET

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 21, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: MGR-R10RT

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 21, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

SPACER

Part Number: PWT-1920604SAJ

Not Yet Reviewed

Estimated Ship Date: Oct 23, 2025 if ordered today

• Drop Ship
• 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: Oct 20, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Ring and Pinion

Part Number: RMG-GM75456TK

Not Yet Reviewed

Estimated Ship Date: Oct 20, 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: Oct 20, 2025 if ordered today

• Drop Ship
• Special Order

Axle Shaft, Direct Fit, 1541H Alloy Steel, 28-Spline, 30.125 in. Length, Chevy, Pontiac, Each

Part Number: MGR-MG27122

Not Yet Reviewed

Estimated Ship Date: Oct 21, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

WASHER, PINION THRUST

Part Number: MGR-559291

Not Yet Reviewed

Estimated Ship Date: Oct 21, 2025 if ordered today

• Drop Ship
• Special Order

Differential Carrier Gear Kit

Part Number: RMG-XL-4048

Not Yet Reviewed

Estimated Ship Date: Oct 20, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Differential Ring Gear Spacer, Ring Gear Spacer

Part Number: MGR-075050C

Not Yet Reviewed

Estimated Ship Date: Oct 21, 2025 if ordered today

• Drop Ship
• Special Order

Ring and Pinion Kit

Part Number: RMG-GM75323

Not Yet Reviewed

Estimated Ship Date: Oct 20, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Spring, SPRING,COMPRSN, .25D,250 LB/IN

Part Number: PWT-8011001ZAT

Not Yet Reviewed

Estimated Ship Date: Oct 23, 2025 if ordered today

• Drop Ship
• Special Order

Spring, SPRING,COMPRSN,15 LB/IN,IN, NS

Part Number: PWT-8021001ZBG

Not Yet Reviewed

Estimated Ship Date: Oct 23, 2025 if ordered today

• Drop Ship
• Special Order

Gear, Ring and Pinion, 4.10:1 Ratio, GM, 7.5 in./7.625 in., 10-Bolt, 2 Series, Set

Part Number: RMG-49-0009-1

Not Yet Reviewed

Estimated Ship Date: Oct 20, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: MGR-G875342X

Not Yet Reviewed

Estimated Ship Date: Oct 21, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Differential, Grip Pro Traction System, 28-Spline, GM 8.5 in., Each

Part Number: PWT-GT201028

Not Yet Reviewed

Estimated Ship Date: Oct 23, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Gear, Ring and Pinion, 4.56:1 Ratio, GM, 7.5 in., Set

Part Number: MGR-GM75-456

Not Yet Reviewed

Estimated Ship Date: Oct 21, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

CLUTCH KIT

Part Number: SXR-K1874-02

Not Yet Reviewed

Estimated Ship Date: Oct 23, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Performance Mini Spool (GM 7.5 - 26 Spine)

Part Number: SDH-10015364

Not Yet Reviewed

Estimated Ship Date: Oct 31, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

PINION YOKE

Part Number: SDH-10025466

Not Yet Reviewed

Estimated Ship Date: Oct 31, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Differential Ring and Pinion; GM 7.5 - 2.73 Ratio

Part Number: SVL-10004593

Not Yet Reviewed

Estimated Ship Date: Oct 14, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Spider Gears, Side Gears, Cross Shaft Pin, 28 Spline, Open, Rear, GM 7.5 in., GM 7.625 in., Kit

Part Number: SVL-2023876

Not Yet Reviewed

Estimated Ship Date: Oct 14, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cross Pin Shaft, Notched, Steel, Rear, GM 7.5 in., GM 7.6 in., Each

Part Number: YGA-33435

Not Yet Reviewed

Estimated Ship Date: Oct 31, 2025 if ordered today

• Drop Ship
• Special Order

Automatic Transmission, Circlematic, Forward Shift Pattern, Full Manual Valve Body, Stock Pan, Chevy, THM350, Each

Part Number: TCI-312002

Not Yet Reviewed

Estimated Ship Date: Nov 7, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order