Availability
FORD THUNDERBIRD Differential & Rear-End Components
Spider Gear Kit, Open Differential, Ford 7.5 in., 28 Spline, Kit
Part Number: YGA-16014
Estimated Ship Date: Feb 24, 2026 if ordered today
Estimated Ship Date: Feb 24, 2026 if ordered today
Differential Cover, 10-bolt, Steel, Natural, Ford 8.8 in., Each
Part Number: YGA-32328
Not Yet Reviewed
Estimated Ship Date: Monday 1/26/2026
Estimated Ship Date: Monday 1/26/2026
Differential Shaft Lock Bolt, Steel, Cadillac, Chevy, GMC, Ford, Mercury, Each
Part Number: RNB-81048
Estimated Ship Date: Monday 1/26/2026
Estimated Ship Date: Monday 1/26/2026
8.8" FORD 3.08 R&P ** USA STANDARD GEAR **
Part Number: SPZ-36120
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Gear, Ring and Pinion, 3.08:1 Ratio, Ford 7.5 in., Set
Part Number: RNB-697-723
Not Yet Reviewed
Estimated Ship Date: Feb 13, 2026 if ordered today
Estimated Ship Date: Feb 13, 2026 if ordered today
Ring and Pinion Gears, 4.88:1 Ratio, 30-spline, Standard Ring Gear Rotation, Ford 8.8 in., Set
Part Number: SPZ-36127
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Differential Carrier Cases, Ford 8.8 in., 31 Spline, 0.875 in. X-Pin Hole, Each
Part Number: YGA-20077
Estimated Ship Date: Feb 24, 2026 if ordered today
Estimated Ship Date: Feb 24, 2026 if ordered today
Ring and Pinion Gears, Ford 9 in., 3.50:1 Ratio, 28-spline, Standard Rotation, Ford 9 in., Set
Part Number: SVL-2020496
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Ring and Pinion Gears, 5.13:1 Ratio, 10-bolt, 28-spline, Standard Gear Rotation, Ford, 9 in., Set
Part Number: SPZ-36145
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Yukon Dura Grip positraction internals for 8.8" Ford with 28 spline axles
Part Number: YGA-16015
Not Yet Reviewed
Estimated Ship Date: Monday 1/26/2026
Estimated Ship Date: Monday 1/26/2026
Differential Ring and Pinion; Ford 7.5 - 4.56 Ratio
Part Number: SVL-10001322
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Installation Kit, Master Overhaul, Ford 9 in., Kit
Part Number: YGA-14205
Not Yet Reviewed
Estimated Ship Date: Feb 24, 2026 if ordered today
Estimated Ship Date: Feb 24, 2026 if ordered today
Ring and Pinion Installation Kit, Master, Ford 9 in., Rear, Kit
Part Number: MGR-R9RSMK
Not Yet Reviewed
Estimated Ship Date: Feb 11, 2026 if ordered today
Estimated Ship Date: Feb 11, 2026 if ordered today
Gear, Ring and Pinion, 6.20:1 Ratio, Ford, 9 in., Set
Part Number: RMG-79-0023-1
Not Yet Reviewed
Estimated Ship Date: Feb 12, 2026 if ordered today
Estimated Ship Date: Feb 12, 2026 if ordered today
Differential, Lock-Right, Locker, 28-Spline, Ford, 7.5 in., Each
Part Number: PWT-1830-LR
Estimated Ship Date: Mar 12, 2026 if ordered today
Estimated Ship Date: Mar 12, 2026 if ordered today
Differential, Grip LS Traction System, 31-Spline, Ford, 9 in., Each
Part Number: PWT-LS109031
Not Yet Reviewed
Estimated Ship Date: Monday 1/26/2026
Estimated Ship Date: Monday 1/26/2026
Ring and Pinion-Ford 9
Part Number: MGR-F9-486A
Not Yet Reviewed
Estimated Ship Date: Feb 12, 2026 if ordered today
Estimated Ship Date: Feb 12, 2026 if ordered today
Ring and Pinion-Ford 9
Part Number: MGR-F9-620A
Not Yet Reviewed
Estimated Ship Date: Feb 12, 2026 if ordered today
Estimated Ship Date: Feb 12, 2026 if ordered today
Ring and Pinion Gears, 3.50:1 Ratio, 28-spline, Standard Ring Gear Rotation, Ford 9 in., Set
Part Number: SPZ-36135
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Installation Kit, Master Overhaul, Ford 9 in., Kit
Part Number: YGA-14053
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Carrier Shims, Super, Steel, Set of 18
Part Number: YGA-16042
Estimated Ship Date: Monday 1/26/2026
Estimated Ship Date: Monday 1/26/2026
Differential Carrier Replacement Parts, Side Bearing Screw Adjuster, Ford 9 in., 3.062 in. Bearing, Each
Part Number: YGA-32139
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Differential, Grip Pro Traction System, 28-Spline, Ford, 9 in., Each
Part Number: PWT-GT109028
Estimated Ship Date: Mar 13, 2026 if ordered today
Estimated Ship Date: Mar 13, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Summit Racing™ Ford 9 in. Trac-Loc 28 Spline Differential Ford 9 Inch SUM-CTF9TRACL28
Estimated Ship Date: Monday 1/26/2026
Gear, Ring and Pinion, EXCel, 4.71:1 Ratio, Ford, 9 in., Set
Part Number: RMG-F9471
Not Yet Reviewed
Estimated Ship Date: Feb 12, 2026 if ordered today
Estimated Ship Date: Feb 12, 2026 if ordered today
USA Standard ring & pinion sets are the right choice to add confidence to your install. USA Standard Gear offe
Part Number: SPZ-36309
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster