Availability
1977 PONTIAC FIREBIRD Transmission & Drivetrain
Pinion Crush Sleeves, Steel, GM, 8.5 in., 8.6 in., 8.75 in., Pair
Part Number: RNB-81057
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion Kit
Part Number: RMG-GM75308
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Universal Joint, Gold, Greasable, Steel, Round Plain, for Infiniti, for Nissan, Chevy, Dodge, Ford, GMC, Lincoln, Mercury, Ram, SRT, Toyota, Each
Part Number: ADO-45U0109
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential Internals, Yukon Dura Grip or Eaton Positraction Internals for 8.5" GM with 28 Spline Axles, Kit
Part Number: YGA-16052
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Torque Converters, Twister 3/4 Race, 1.703 in. Crank Pilot Diameter, 30-spline, 9.600 in. Diameter, TH350, 2,800 rpm Advertised Flash Stall, Each
Part Number: HAY-97-1B28Q
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion Gears, 3.42:1 Ratio, 27-spline, Standard Ring Gear Rotation, GM 7.5 in., GM 7.625 in., Set
Part Number: SPZ-36195
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
Bellcrank Seals, Clutch Linkage Components, Felt, Buick, Chevy, Oldsmobile, Pontiac, Pair
Part Number: AMD-W-686B
Estimated Ship Date: Today
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential Carrier, Spartan Locker, Steel, 30-spline, Rear, GM 8.5 in., Each
Part Number: SPZ-17041
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
Gear, Ring and Pinion, 3.08:1 Ratio, GM, 8.5/8.6 in., Set
Part Number: MGR-G885308
Estimated Ship Date: Mar 18, 2026 if ordered today
Estimated Ship Date: Mar 18, 2026 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
Estimated Ship Date: Today
Bellcrank Bushing Clips, Clutch Linkage Components, Buick, Chevy, Oldsmobile, Pontiac, Set of 4
Part Number: AMD-W-686A
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential Cross Shaft, Steel, 0.795 in. Diameter, Each
Part Number: YGA-33401
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring Gear Spacer, 0.200 in. Thick, 10-bolt, GM 8.5 in., Each
Part Number: MGR-085050
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
Ring and Pinion Installation Kit, GM, 8.5 in., 10-Bolt, Kit
Part Number: RNB-697-100
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Gear, Ring and Pinion, 3.73:1 Ratio, 1.438 in. Pinion, 27 Spline, 7.500 in. Ring Gear, GM 7.5/7.6 in., Set
Part Number: YGA-24146
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylindrical roller bearing
Part Number: SKF-R1563-TAV
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Clutch Kit, Street, Organic, 1 1/8 in.- 26-Spline, 10.5 in. Disc, Chevy, Oldsmobile, Pontiac, Kit
Part Number: HAY-85-102
Estimated Ship Date: Mar 17, 2026 if ordered today
Estimated Ship Date: Mar 17, 2026 if ordered today
Pressure Plate, Centerforce II, Diaphragm-Style, 10.4 in. Disc Diameter, Each
Part Number: CTF-CFT361874
Not Yet Reviewed
Estimated Ship Date: Mar 18, 2026 if ordered today
Estimated Ship Date: Mar 18, 2026 if ordered today
Transmission Filter Extension, Cast Aluminum, for BMM-30280/BMM-30289, Each
Part Number: BMM-30284
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, 5.57:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, 3 Series, Set
Part Number: RMG-6901751
Estimated Ship Date: Today
Estimated Ship Date: Today
Wheel Seal, OE style replacement quality wheel seal.
Part Number: NTN-NS8871
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
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: Mar 10, 2026 if ordered today
Estimated Ship Date: Mar 10, 2026 if ordered today
Hays Street 450 Clutch 10.5" 70-84 Chevy/Pontiac/Olds V8, 26-spline, Kit
Part Number: HAY-91-1003
Not Yet Reviewed
Estimated Ship Date: Mar 17, 2026 if ordered today
Estimated Ship Date: Mar 17, 2026 if ordered today
Clutch Disc, Race, Ceramic, 1.125 in.- 26-Spline, 10.472 in. Disc, Chevy, Ford, Pontiac, Each
Part Number: ACL-6266320
Estimated Ship Date: Today
Estimated Ship Date: Today
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