Availability
1973 Transmission & Drivetrain
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: Monday 1/26/2026
Estimated Ship Date: Monday 1/26/2026
Differential, Posi Performance, Limited Slip, 30-Spline, GM, 10.5 in., Each
Part Number: ETN-19610-010
Estimated Ship Date: Feb 17, 2026 if ordered today
Estimated Ship Date: Feb 17, 2026 if ordered today
Automatic Shifter, Stealth Pro Bandit, Blade Grip, Black, Aluminum, Chevy, Powerglide, Kit
Part Number: BMM-81112
Not Yet Reviewed
Estimated Ship Date: Feb 11, 2026 if ordered today
Estimated Ship Date: Feb 11, 2026 if ordered today
Ring and Pinion Gears and Installation Kit, 8.5" GM 3.73 REAR R&P GEAR/ INSTALL KIT PACKAGE with AK 1563 AXLE BRGS (2.25" OD)
Part Number: YGA-12622
Not Yet Reviewed
Estimated Ship Date: Feb 24, 2026 if ordered today
Estimated Ship Date: Feb 24, 2026 if ordered today
Gear, Ring and Pinion, 3.73:1 Ratio, 1.438 in. Pinion, 25 Spline, 8.200 in. Ring Gear, GM 8.2 in., Set
Part Number: YGA-24151
Estimated Ship Date: Monday 1/26/2026
Estimated Ship Date: Monday 1/26/2026
Hydraulic Clutch Kit 1966 1977 Ford Bronco with Tremec TR-4050
Part Number: IST-HFEBR4WD
Estimated Ship Date: Feb 26, 2026 if ordered today
Estimated Ship Date: Feb 26, 2026 if ordered today
Differential, Eaton Detroit Truetrac, Limited Slip, 30-Spline, 3.92:1 and Up Only, Dana 44, Each
Part Number: ETN-913A590
Estimated Ship Date: Monday 1/26/2026
Estimated Ship Date: Monday 1/26/2026
Bellhousing, Cast Aluminum, Chevy, Buick, Oldsmobile, Pointiac, V8, Tremec T56 Magnum, Each
Part Number: AWR-BHCV-10010
Not Yet Reviewed
Estimated Ship Date: Mar 24, 2026 if ordered today
Estimated Ship Date: Mar 24, 2026 if ordered today
Automatic Transmission Valve Body, Full Manual, Billet Aluminum, Reverse, Clean Neutral, TH400, Each
Part Number: ATI-403085CN
Not Yet Reviewed
Estimated Ship Date: Monday 1/26/2026
Estimated Ship Date: Monday 1/26/2026
Clutch Kit, Stage 2 Daily Driver, Single, 1.130 in. - 10-spline, Organic Disc, Pressure Plate, Chevy, 5.7L, Kit
Part Number: SBB-K04535-HD-O
Not Yet Reviewed
Estimated Ship Date: Monday 1/26/2026
Estimated Ship Date: Monday 1/26/2026
Ring and Pinion Gears, 3.08:1 Ratio, 30-spline, Standard Rotation, GM 8.5/8.6 in., Set
Part Number: YGA-24492
Estimated Ship Date: Feb 25, 2026 if ordered today
Estimated Ship Date: Feb 25, 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: Monday 1/26/2026
Clutch Kit, I, Performance, Single Disc, 26-Spline, 1.125 in. Diameter, 10.400 in. Disc Diameter, Organic, Full Face, Sprung Hub, Kit
Part Number: CTF-KCF756116
Not Yet Reviewed
Estimated Ship Date: Monday 1/26/2026
Estimated Ship Date: Monday 1/26/2026
Torque Converter, Holeshot, 2,300-2,500 rpm Stall Range, Chevy, Powerglide, Each
Part Number: BMM-70411
Not Yet Reviewed
Estimated Ship Date: Feb 11, 2026 if ordered today
Estimated Ship Date: Feb 11, 2026 if ordered today
Clutch Kit, Dual Friction, 26-spline, 10 in. Disc Diameter, Pressure Plate, Ford, Kit
Part Number: CTF-DF026030
Not Yet Reviewed
Estimated Ship Date: Feb 13, 2026 if ordered today
Estimated Ship Date: Feb 13, 2026 if ordered today
Axle Shaft, Direct Fit, Front, 4340 Chromoly, Chevy, GMC, SUV, Pickup, Each
Part Number: MGR-MG22172
Estimated Ship Date: Feb 12, 2026 if ordered today
Estimated Ship Date: Feb 12, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Differential, Auburn, Grip-N-Loc, Limited Slip, 30-Spline, Mopar, 8.75 in., Each
Part Number: AUB-546051
Not Yet Reviewed
Estimated Ship Date: Monday 1/26/2026
Estimated Ship Date: Monday 1/26/2026
Differential, Auburn, Grip-N-Loc, Limited Slip, 28-Spline, Ford, 8 in., Each
Part Number: AUB-546059
Estimated Ship Date: Monday 1/26/2026
Estimated Ship Date: Monday 1/26/2026
Gear, Ring and Pinion, 6.17:1 Ratio, Dana 60, Set
Part Number: RMG-7900411
Estimated Ship Date: Monday 1/26/2026
Estimated Ship Date: Monday 1/26/2026
Automatic Shifter, Megashifter, Right Hand Drive Models, Chevy, Mopar, Ford, Lincoln, Mercury, Each
Part Number: BMM-80685
Estimated Ship Date: Monday 1/26/2026
Estimated Ship Date: Monday 1/26/2026
Shifter, 1968-76 C3 Corvette, Slap-Shift, 3 or 4-Spd Auto Shifter Package, TH350, TH400, 200-4R, THM700-R4, 4L60E, 4L65E, 4L70E, 4L75E, 4L80E, 4L85E
Part Number: SIW-SW270-C3AR
Not Yet Reviewed
Estimated Ship Date: Monday 1/26/2026
Estimated Ship Date: Monday 1/26/2026
Ring and Pinion Gears, 3.55:1 Ratio, Chrysler 9.25 in., Set
Part Number: YGA-24013
Estimated Ship Date: Feb 24, 2026 if ordered today
Estimated Ship Date: Feb 24, 2026 if ordered today
Gear, Ring and Pinion, 5.38:1 Ratio, Dana 60, Set
Part Number: RMG-7900131
Estimated Ship Date: Monday 1/26/2026
Estimated Ship Date: Monday 1/26/2026
Differential, Eaton Detroit Truetrac, 30-Spline, Dana 44, Each
Part Number: ETN-913A591
Not Yet Reviewed
Estimated Ship Date: Monday 1/26/2026
Estimated Ship Date: Monday 1/26/2026
Bellhousing, Aluminum, Natural, Mopar, Big Block B/RB, A833, Tremec TKO/TKX, Kit
Part Number: LAK-LK6000K
Not Yet Reviewed
Estimated Ship Date: Monday 1/26/2026
Estimated Ship Date: Monday 1/26/2026
Clutch Kit, Centerforce I, 1.125 in. - 26-spline, Organic Disc, Buick, Chevy, Kit
Part Number: CTF-KCF524816
Estimated Ship Date: Monday 1/26/2026
Estimated Ship Date: Monday 1/26/2026
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster