1966 Ford Mustang Differentials
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Richmond®Excel™ Ring and Pinion Gear SetFord Mustang 1966, Excel™ Ring and Pinion Gear Set by Richmond®. Designed utilizing the latest technology, this product by Richmond features premium quality and will perform better than advertised. Perfect for your vehicle and...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$238.99 - $284.99 - Motive Gear®Rear A-Line Ring and Pinion Gear SetFord Mustang with 10 Bolt, Ford 9" Series Axle 1966, Rear A-Line Ring and Pinion Gear Set by Motive Gear®. Motive Gear stock performance ring and pinions are excellent replacements for OE. Experienced installers prefer ring and pinions...Quiet operationComputer controlled heat treatment$193.76 - $227.17
- Auburn Gear®Grip-N-Loc™ DifferentialFord Mustang 1966, Grip-N-Loc™ Differential by Auburn Gear®. Auburn Gear’s most advanced limited slip differential, the Grip-N-Loc™, builds upon exclusive technologies found in the previous limited slip line, but is reengineered...Upgrades vehicles for safe transfer of increased power/torque across the axleCase material is up to 50% stronger than OE cases$610.55 - $873.77
- Dorman®OE Solutions™ Rear Differential Ring and PinionFord Mustang 1966, OE Solutions™ Rear Differential Ring and Pinion by Dorman®. The gears of Dorman’s Differential Ring and Pinion are engineered to effectively transfer torque from the driveshaft to the axles. It's robust steel...Replacement eliminates driveline grinding and whining soundsDirect replacement for a proper fit$170.68 - $687.83
- Yukon Gear & Axle®Grizzly Locker™ Rear DifferentialFord Mustang 1966, Grizzly Locker™ Rear Differential by Yukon Gear & Axle®. The Yukon Grizzly Locker is the ultimate in mechanical locking differentials for street, off-road, and drag racing. Grizzly Lockers provide 100% power to both...Available for many popular off-road & performance applicationsPatent pending design reduces common failures$899.89 - $1,180.89
- Yukon Gear & Axle®High Performance Ring and Pinion Gear SetFord Mustang 1966, High Performance Ring and Pinion Gear Set by Yukon Gear & Axle®. Yukon Ring and Pinion sets give you the confidence of knowing you’re running gears designed for the harshest of conditions. Whether it’s on the...Smooth finishEasy Set-Up$378.89 - $1,999.89
- Yukon Gear & Axle®Rear Dropout HousingFord Mustang with Ford 9" Series Axle 1966, Rear Dropout Housing by Yukon Gear & Axle®. Dominate the track or hit the trails with confidence by fine tuning your vehicle for neck-breaking speed and performance with this premium...Enables you to keep your engine in the powerband for more giddy-up and high speedAllows for getting superior traction on just about any brutal terrain$612.89 - $826.89
- Yukon Gear & Axle®Rear Mini SpoolFord Mustang with Ford 9" Series Axle 1966, Rear Mini Spool by Yukon Gear & Axle®. Mini spools are a low-cost traction option for vehicles looking for full-time lockup. The mini spool installs into a standard open carrier and give 100%...Provides 100% traction to both wheels at all timesInstalls into standard open carrier case$54.89
- Yukon Gear & Axle®Trac Loc™ Rear DifferentialFord Mustang 1966, Trac Loc™ Rear Differential by Yukon Gear & Axle®. Yukon took on this project by looking for ways to make it better. By designing a thicker 1541H billet hat that added more strength, they eliminated the need for...Forged case and billet steel left case halfForged 4320 internals for maximum strength$795.89 - $899.89
- Spicer®Rear Mini SpoolFord Mustang with 28 Spline, Ford 9" Series Axle 1966, Rear Mini Spool by Spicer®. Designed to replace the spider gears inside the differential case, Spicer mini spools are a fast, effective way to get full lock-up on the dirt track or...Expertly crafted from premium materialsDesigned to match rigorous quality standards$52.40
- Spicer®Rear Third Member CaseFord Mustang with 3.250" Carrier Bore, 35 Spline / 40 Spline 1966, Rear Third Member Case by Spicer®. Wherever limits are tested, Dana is there with products engineered to meet the needs of off-roaders, racers, and more. We offer Spicer...Expertly crafted from premium materialsDesigned to match rigorous quality standards$395.61
- Ford Performance®High Strength Ring and Pinion Gear SetFord Mustang with Ford 8.8" Series Axle 1966, High Strength Ring and Pinion Gear Set by Ford Performance®. Dominate the track or hit the trails with condidence by fine tuning your vehicle for neck-breaking speed and performance with...Enables you to keep your engine in the powerband for more giddy-up and high speedAllows for getting superior traction on just about any brutal terrain$232.11
- Richmond®Excel™ Rear Differential CarrierFord Mustang Empty Case Housing 1966, Excel™ Rear Differential Carrier by Richmond®. Designed utilizing the latest technology, this product by Richmond features premium quality and will perform better than advertised. Perfect for your...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$237.45 - $288.08
- Richmond®Pro Gear Ring and Pinion Gear SetFord Mustang 1966, Pro Gear Ring and Pinion Gear Set by Richmond®. Richmond Gear ring and pinions are perfect for any vehicle where performance and durability matters. Made from first-run steel, never recycled material, Richmond ring...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$462.60 - $719.99
- Richmond®Rear Street Gear Ring and Pinion Gear SetFord Mustang 1966, Rear Street Gear Ring and Pinion Gear Set by Richmond®. Richmond Gear ring and pinions are perfect for any vehicle where performance and durability matters. Made from first-run steel, never recycled material, Richmond...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$243.99 - $719.99
- Powertrax®Grip Pro Traction SystemFord Mustang 1966, Grip Pro Traction System by Powertrax®. The Powertrax Grip Pro is a gear driven limited slip differential designed to be among the strongest and most durable in the industry. It combines the smooth operation of a...Comes Fully AssembledDelivers Progressive and Variable Traction$566.71 - $1,081.78
- AllStar Performance®Mini SpoolFord Mustang Base with 10 Bolt, Ford 9" Series Axle 1966, Mini Spool by AllStar Performance®. Lightweight. Drive with confidence and have the edge with AllStar Performance. With such a ground-breaking design and elaborate development,...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$29.99
- AllStar Performance®Ring and Pinion Gear SetFord Mustang Base with 10 Bolt, Ford 9" Series Axle 1966, Ring and Pinion Gear Set by AllStar Performance®. Drive with confidence and have the edge with AllStar Performance. With such a ground-breaking design and elaborate development,...Precise manufacturing and high-grade materialsExceptional performance at a competitive price$169.99
- AllStar Performance®SpoolFord Mustang Base with Ford 9" Series Axle 1966, Spool by AllStar Performance®. Replace a troublesome positive traction unit with a high quality Allstar spool. Substantially lighter than conventional carriers, spools deliver equal power...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$149.99 - $199.99
- Aussie Locker®Rear Differential LockerFord Mustang with Ford 9" Series Axle 1966, Rear Differential Locker by Aussie Locker®. The Aussie Locker is the most advanced "traction added" Automatic Precision Locker in the world today. Specifically designed for off-highway...100% made in the USABest quality - ISO 9001 certified manufacturing facility$359.84
- Eaton®Detroit Truetrac™ Rear DifferentialFord Mustang Base with 10 Bolt, 1.20" Axle Shaft Diameter, GM 9" Series Axle 1966, Detroit Truetrac™ Rear Differential by Eaton®. The Detroit Truetrac is a helical-gear style performance differential that maximizes wheel traction and...Helical-style pinion gearsLimited-slip operation$626.99
- Motive Gear®Performance Rear Ring and Pinion Gear SetFord Mustang 1966, Performance Rear Ring and Pinion Gear Set by Motive Gear®. Motive Gear Performance ring and pinions are perfect for dedicated racing or off-road vehicle. Gear sets are made from first-run steel, Motive Gear never use...Central contact patternCNC start to finish$303.99 - $853.99
- Motive Gear®Rear Lightweight Pro Gear Ring and Pinion Gear SetFord Mustang with 10 Bolt, Dual Drilled for 1/2" Ring Gear Bolts / Dual Drilled for 7/16" Ring Gear Bolts, Ford 9" Series Axle 1966, Rear Lightweight Pro Gear Ring and Pinion Gear Set by Motive Gear®. Motive Gear Pro Gear ring and...Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best$598.99 - $699.99
- Motive Gear®Rear Lightweight SpoolFord Mustang Base Built in United States with 10 Bolt, GM 9" Series Axle 1966, Rear Lightweight Spool by Motive Gear®. All Motive Gear products are engineered for their specific application and manufactured in state of the art...Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best$131.69 - $195.85
- Motive Gear®Rear Ring and Pinion Gear SetFord Mustang with 10 Bolt, Ford 9" Series Axle 1966, Rear Ring and Pinion Gear Set by Motive Gear®. Motive Gear stock performance ring and pinions are excellent replacements for OE. Experienced installers prefer ring and pinions for...Quiet operationComputer controlled heat treatment$307.99 - $349.99
- SKF®Rear Differential Pinion SealFord Mustang 1966, Rear Differential Pinion Seal by SKF®. Designed utilizing the latest technology, this product by SKF features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is...Superior protection against dirt and waterManufactured with high-quality tested design and materials for correct fit$10.71 - $11.03
- Timken®Rear Differential Bearing and Seal KitFord Mustang 1966, Rear Differential Bearing and Seal Kit by Timken®. Get optimum vehicle performance with Timken bearings. Timken manufactures ball bearings, cylindrical roller bearings, and tapered roller bearings, and all feature...Designed to effectively reduce frictionUltimate load handling capability$104.57 - $155.92
- Timken®Rear Differential RaceFord Mustang 1966, Rear Differential Race by Timken®. Precision manufactured using premium materials and made by the company that is trusted by many carmakers, the Timken race is the right choice if you opt for a highly durable part...OE quality fit, performance, and reliabilityCost-effective friction management solution$7.55 - $12.16
- SKF®Rear Differential Pinion BearingFord Mustang 1966, Rear Differential Pinion Bearing by SKF®. When it comes to a top-notch replacement for your worn out factory part, this OE-quality differential component is right what the doctor ordered if you need to restore and...Excellent replacement for your worn out or faulty partDesigned to restore original performance and reliability$11.68 - $33.06
- Richmond®Excel™ Rear Differential Carrier Gear KitFord Mustang Base 1966, Excel™ Rear Differential Carrier Gear Kit by Richmond®. Designed utilizing the latest technology, this product by Richmond features premium quality and will perform better than advertised. Perfect for your...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$140.31 - $329.30
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