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Looking for aftermarket parts to modify or upgrade your Mercury Cougar with final drive gears? At Tunersports.com we carry a huge selection of the top name brand performance final drive gear parts and accessories.
 IN STOCK - DROPSHIPS YG F9-567Yukon Gear & Axle high-performance ring and pinion gear sets are the benchmark of quality in the automotive gear industry. Yukon engineers use state-of-the art design, advanced heat-treating techniques, and leading-edge quality testing processes to ensure the structure and surface finish meet exacti... Yukon Gear High Performance Gear Set For Ford 9in in a 5.67 Ratio 1967-1973 Mercury Cougar Base 1967-1979 Mercury Cougar XR-7 1969-1970 Mercury Cougar Boss 302 / Boss 429 / Cobra Jet 1977-1977 Mercury Cougar Brougham / Villager 1977-1979 Mercury Cougar Base $530.89 |
 IN STOCK - DROPSHIPS YG F9-600Yukon Gear & Axle high-performance ring and pinion gear sets are the benchmark of quality in the automotive gear industry. Yukon engineers use state-of-the art design, advanced heat-treating techniques, and leading-edge quality testing processes to ensure the structure and surface finish meet exacti... Yukon Gear High Performance Gear Set For Ford 9in in a 6.00 Ratio 1967-1973 Mercury Cougar Base 1967-1979 Mercury Cougar XR-7 1969-1970 Mercury Cougar Boss 302 / Boss 429 / Cobra Jet 1977-1977 Mercury Cougar Brougham / Villager 1977-1979 Mercury Cougar Base $537.89 |
 IN STOCK - DROPSHIPS YG F9-620Yukon Gear & Axle high-performance ring and pinion gear sets are the benchmark of quality in the automotive gear industry. Yukon engineers use state-of-the art design, advanced heat-treating techniques, and leading-edge quality testing processes to ensure the structure and surface finish meet exacti... Yukon Gear High Performance Gear Set For Ford 9in in a 6.20 Ratio 1967-1973 Mercury Cougar Base 1967-1979 Mercury Cougar XR-7 1969-1970 Mercury Cougar Boss 302 / Boss 429 / Cobra Jet 1977-1977 Mercury Cougar Brougham / Villager 1977-1979 Mercury Cougar Base $593.89 |
 IN STOCK - DROPSHIPS YG F9-633Yukon Gear & Axle high-performance ring and pinion gear sets are the benchmark of quality in the automotive gear industry. Yukon engineers use state-of-the art design, advanced heat-treating techniques, and leading-edge quality testing processes to ensure the structure and surface finish meet exacti... Yukon Gear High Performance Gear Set For Ford 9in in a 6.33 Ratio 1967-1973 Mercury Cougar Base 1967-1979 Mercury Cougar XR-7 1969-1970 Mercury Cougar Boss 302 / Boss 429 / Cobra Jet 1977-1977 Mercury Cougar Brougham / Villager 1977-1979 Mercury Cougar Base $616.89 |
 IN STOCK - DROPSHIPS YG F9-650Yukon Gear & Axle high-performance ring and pinion gear sets are the benchmark of quality in the automotive gear industry. Yukon engineers use state-of-the art design, advanced heat-treating techniques, and leading-edge quality testing processes to ensure the structure and surface finish meet exacti... Yukon Gear High Performance Gear Set For Ford 9in in a 6.50 Ratio 1967-1973 Mercury Cougar Base 1967-1979 Mercury Cougar XR-7 1969-1970 Mercury Cougar Boss 302 / Boss 429 / Cobra Jet 1977-1977 Mercury Cougar Brougham / Villager 1977-1979 Mercury Cougar Base $530.89 |
 IN STOCK - DROPSHIPS YGK2313Yukon Gear & Axle manufactures a full line of top quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts and washers, axle studs, thrust washers and much, much more. For all your differential small parts needs, look no further than Yukon.... Yukon 67-72 Chevrolet Camaro Re-Gear Kit - 30 Spline 3.08 Ratio 1967-1973 Mercury Cougar Base 1967-1980 Mercury Cougar XR-7 1969-1970 Mercury Cougar Boss 302 / Boss 429 / Cobra Jet 1977-1977 Mercury Cougar Brougham / Villager 1977-1979 Mercury Cougar Base $742.89 |
 OUT OF STOCK YGK2314Yukon Gear & Axle manufactures a full line of top quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts and washers, axle studs, thrust washers and much, much more. For all your differential small parts needs, look no further than Yukon.... Yukon 67-72 Chevrolet Camaro Re-Gear Kit - 30 Spline 3.31 Ratio 1967-1973 Mercury Cougar Base 1967-1980 Mercury Cougar XR-7 1969-1970 Mercury Cougar Boss 302 / Boss 429 / Cobra Jet 1977-1977 Mercury Cougar Brougham / Villager 1977-1979 Mercury Cougar Base $742.89 |
 IN STOCK - DROPSHIPS YGK2316Yukon Gear & Axle manufactures a full line of top quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts and washers, axle studs, thrust washers and much, much more. For all your differential small parts needs, look no further than Yukon.... Yukon 67-72 Chevrolet Camaro Re-Gear Kit - 30 Spline 3.73 Ratio 1967-1973 Mercury Cougar Base 1967-1980 Mercury Cougar XR-7 1969-1970 Mercury Cougar Boss 302 / Boss 429 / Cobra Jet 1977-1977 Mercury Cougar Brougham / Villager 1977-1979 Mercury Cougar Base $742.89 |
 IN STOCK - DROPSHIPS YGK2317Yukon Gear & Axle manufactures a full line of top quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts and washers, axle studs, thrust washers and much, much more. For all your differential small parts needs, look no further than Yukon.... Yukon 67-72 Chevrolet Camaro Re-Gear Kit - 30 Thin Spline 3.73 Ratio 1967-1973 Mercury Cougar Base 1967-1980 Mercury Cougar XR-7 1969-1970 Mercury Cougar Boss 302 / Boss 429 / Cobra Jet 1977-1977 Mercury Cougar Brougham / Villager 1977-1979 Mercury Cougar Base $742.89 |
 OUT OF STOCK YGK2318Yukon Gear & Axle manufactures a full line of top quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts and washers, axle studs, thrust washers and much, much more. For all your differential small parts needs, look no further than Yukon.... Yukon 67-72 Chevrolet Camaro Re-Gear Kit - 30 Spline 4.11 Ratio 1967-1973 Mercury Cougar Base 1967-1980 Mercury Cougar XR-7 1969-1970 Mercury Cougar Boss 302 / Boss 429 / Cobra Jet 1977-1977 Mercury Cougar Brougham / Villager 1977-1979 Mercury Cougar Base $742.89 |
 OUT OF STOCK YGK2319Yukon Gear & Axle(R) provides the highest quality aftermarket drivetrain parts in the industry. Yukon products are produced using superior materials and built to tolerances that exceed OE specifications. We do drivetrain right! Yukon manufactures high performance ring and pinions, positractions, loc... Yukon 67-72 Chevrolet Camaro Limited Slip & Re-Gear Kit - 30 Spline 3.08 Ratio 1967-1973 Mercury Cougar Base 1967-1980 Mercury Cougar XR-7 1969-1970 Mercury Cougar Boss 302 / Boss 429 / Cobra Jet 1977-1977 Mercury Cougar Brougham / Villager 1977-1979 Mercury Cougar Base $1,538.89 |
 OUT OF STOCK ZG F7.5-308USA Standard Ring & Pinion Gear Set For Ford 7.5in in a 3.08 Ratio 1980-1982 Mercury Cougar XR-7 1981-1986 Mercury Cougar Base 1982-1982 Mercury Cougar GS 1982-1992 Mercury Cougar LS 1984-1997 Mercury Cougar XR-7 $365.89 |
 OUT OF STOCK ZG F7.5-373USA Standard Ring & Pinion Gear Set For Ford 7.5in in a 3.73 Ratio 1980-1982 Mercury Cougar XR-7 1981-1986 Mercury Cougar Base 1982-1982 Mercury Cougar GS 1982-1992 Mercury Cougar LS 1984-1997 Mercury Cougar XR-7 $303.89 |
 OUT OF STOCK ZG F7.5-411USA Standard Ring & Pinion Gear Set For Ford 7.5in in a 4.11 Ratio 1980-1982 Mercury Cougar XR-7 1981-1986 Mercury Cougar Base 1982-1982 Mercury Cougar GS 1982-1992 Mercury Cougar LS 1984-1997 Mercury Cougar XR-7 $333.89 |
 OUT OF STOCK ZG F7.5-456USA Standard Ring & Pinion Gear Set For Ford 7.5in in a 4.56 Ratio 1980-1982 Mercury Cougar XR-7 1981-1986 Mercury Cougar Base 1982-1982 Mercury Cougar GS 1982-1992 Mercury Cougar LS 1984-1997 Mercury Cougar XR-7 $333.89 |
 IN STOCK - DROPSHIPS ZG F8-300USA Standard Ring & Pinion Gear Set For Ford 8in in a 3.00 Ratio 1967-1970 Mercury Cougar Base / XR-7 1969-1970 Mercury Cougar Boss 302 / Boss 429 / Cobra Jet $444.89 |
 IN STOCK - DROPSHIPS ZG F8-325USA Standard Ring & Pinion Gear Set For Ford 8in in a 3.25 Ratio 1967-1970 Mercury Cougar Base / XR-7 1969-1970 Mercury Cougar Boss 302 / Boss 429 / Cobra Jet $463.89 |
 IN STOCK - DROPSHIPS ZG F8-355USA Standard Ring & Pinion Gear Set For Ford 8in in a 3.55 Ratio 1967-1970 Mercury Cougar Base / XR-7 1969-1970 Mercury Cougar Boss 302 / Boss 429 / Cobra Jet $442.89 |
 IN STOCK - DROPSHIPS ZG F8-380USA Standard Ring & Pinion Gear Set For Ford 8in in a 3.80 Ratio 1967-1970 Mercury Cougar Base / XR-7 1969-1970 Mercury Cougar Boss 302 / Boss 429 / Cobra Jet $442.89 |
 IN STOCK - DROPSHIPS ZG F8-411USA Standard Ring & Pinion Gear Set For Ford 8in in a 4.11 Ratio 1967-1970 Mercury Cougar Base / XR-7 1969-1970 Mercury Cougar Boss 302 / Boss 429 / Cobra Jet $523.89 |
 IN STOCK - DROPSHIPS ZG F9-300USA Standard Ring & Pinion Gear Set For Ford 9in in a 3.00 Ratio 1967-1973 Mercury Cougar Base 1967-1979 Mercury Cougar XR-7 1969-1970 Mercury Cougar Boss 302 / Boss 429 / Cobra Jet 1977-1977 Mercury Cougar Brougham / Villager 1977-1979 Mercury Cougar Base $384.89 |
 IN STOCK - DROPSHIPS ZG F9-325USA Standard Ring & Pinion Gear Set For Ford 9in in a 3.25 Ratio 1967-1973 Mercury Cougar Base 1967-1979 Mercury Cougar XR-7 1969-1970 Mercury Cougar Boss 302 / Boss 429 / Cobra Jet 1977-1977 Mercury Cougar Brougham / Villager 1977-1979 Mercury Cougar Base $384.89 |
 IN STOCK - DROPSHIPS ZG F9-350USA Standard Ring & Pinion Gear Set For Ford 9in in a 3.50 Ratio 1967-1973 Mercury Cougar Base 1967-1979 Mercury Cougar XR-7 1969-1970 Mercury Cougar Boss 302 / Boss 429 / Cobra Jet 1977-1977 Mercury Cougar Brougham / Villager 1977-1979 Mercury Cougar Base $324.89 |
 IN STOCK - DROPSHIPS ZG F9-370USA Standard Ring & Pinion Gear Set For Ford 9in in a 3.70 Ratio 1967-1973 Mercury Cougar Base 1967-1979 Mercury Cougar XR-7 1969-1970 Mercury Cougar Boss 302 / Boss 429 / Cobra Jet 1977-1977 Mercury Cougar Brougham / Villager 1977-1979 Mercury Cougar Base $350.89 |
 IN STOCK - DROPSHIPS ZG F9-389USA Standard Ring & Pinion Gear Set For Ford 9in in a 3.89 Ratio 1967-1973 Mercury Cougar Base 1967-1979 Mercury Cougar XR-7 1969-1970 Mercury Cougar Boss 302 / Boss 429 / Cobra Jet 1977-1977 Mercury Cougar Brougham / Villager 1977-1979 Mercury Cougar Base $350.89 |