Yukon Gear - YDGF8-31-SM
8" Ford Trac-Loc with 31 Spline; Limited Slip; Aggressive - 2 Preload Springs
Fits Ford 8'' with 31 spline axles, smooth design. Dura Grip positractions feature a 4-spring design and composite clutches for long life and forged internals for high strength.
Yukon Dura Grip is a positraction limited slip differential that provides smooth yet aggressive traction, giving you the confidence and performance you need across a wide variety of terrains. The Dura Grip is engineered for long life and is completely rebuildable. Dura Grips are constructed with a high strength nodular case, forged 4320 chromoly spider gears, and composite clutches. For unmatched positraction performance, the Dura Grip is the ultimate choice. When your vehicle demands performance, durability and strength, choose Yukon Dura Grip.
- Fits 8 in. Ford w/31 Spline Axles
- Fits All Gear Ratios
- Fully Rebuildable Design And Proudly Assembled In The USA
- Limited Slip Differential w/Composite Clutches
- All Units Are Backed By Extensive Product Testing And State-Of-The-Art Software Design
- Yukon Dura Grips Feature 4320 Chromoly Spider Gears For Ultimate Durability
- 4 Pinion Design
- Smooth Design For Everyday Use
- Gears Are Cut To Provide The Strongest Teeth Possible In Any Terrain
Axle Shaft Spline Quantity: 31
Axle Type: semi Floating
Bolt Hole Quantity: 10
Case Included: Yes
Differential Brand: FORD
Gear Ratio: All
Heat Treated: Yes
Material: Steel
Assembled: Yes
Year
Make
Model
Submodel
Engine
1969 - 1971
Ford
E-100 Econoline
Base
2.8L
1969 - 1974
Ford
E-100 Econoline
Base
3.9L
1972 - 1974
Ford
E-100 Econoline
Base
4.9L
1969 - 1974
Ford
E-100 Econoline
Base
5.0L
1969 - 1971
Ford
E-100 Econoline
Club Wagon
2.8L
1969 - 1974
Ford
E-100 Econoline
Club Wagon
3.9L
1972 - 1974
Ford
E-100 Econoline
Club Wagon
4.9L
1969 - 1974
Ford
E-100 Econoline
Club Wagon
5.0L
1965 - 1967
Ford
Fairlane
500
3.3L
1962 - 1963
Ford
Fairlane
500
3.6L
1963 - 1964
Ford
Fairlane
500
4.3L
1963 - 1967
Ford
Fairlane
500
4.7L
1962 - 1966
Ford
Fairlane
500
5.8L
1962 - 1967
Ford
Fairlane
500
6.4L
1965 - 1967
Ford
Fairlane
500
7.0L
1966 - 1967
Ford
Fairlane
500XL
3.3L
1966 - 1967
Ford
Fairlane
500XL
4.7L
1966
Ford
Fairlane
500XL
5.8L
1966 - 1967
Ford
Fairlane
500XL
6.4L
1966 - 1967
Ford
Fairlane
500XL
7.0L
1962 - 1966
Ford
Fairlane
Base
2.8L
1963 - 1967
Ford
Fairlane
Base
3.3L
1962 - 1963
Ford
Fairlane
Base
3.6L
1962 - 1964
Ford
Fairlane
Base
4.3L
1963 - 1967
Ford
Fairlane
Base
4.7L
1962 - 1966
Ford
Fairlane
Base
5.8L
1962 - 1967
Ford
Fairlane
Base
6.4L
1964 - 1967
Ford
Fairlane
Base
7.0L
1978
Ford
Fairmont
Base
2.3L
1978
Ford
Fairmont
Base
3.3L
1978
Ford
Fairmont
Base
5.0L
1978
Ford
Fairmont
Futura
2.3L
1978
Ford
Fairmont
Futura
3.3L
1978
Ford
Fairmont
Futura
5.0L
1964
Ford
Falcon
Base
2.4L
1964 - 1969
Ford
Falcon
Base
2.8L
1964 - 1970
Ford
Falcon
Base
3.3L
1970
Ford
Falcon
Base
4.1L
1964 - 1965
Ford
Falcon
Base
4.3L
1964 - 1968
Ford
Falcon
Base
4.7L
1968 - 1970
Ford
Falcon
Base
5.0L
1969 - 1970
Ford
Falcon
Base
5.8L
1970
Ford
Falcon
Base
7.0L
1964
Ford
Falcon
Futura
2.4L
1964 - 1969
Ford
Falcon
Futura
2.8L
1965 - 1970
Ford
Falcon
Futura
3.3L
1970
Ford
Falcon
Futura
4.1L
1964
Ford
Falcon
Futura
4.3L
1964 - 1968
Ford
Falcon
Futura
4.7L
1968 - 1970
Ford
Falcon
Futura
5.0L
1969 - 1970
Ford
Falcon
Futura
5.8L
1970
Ford
Falcon
Futura
7.0L
1964
Ford
Falcon
Futura Sprint
4.3L
1964 - 1965
Ford
Falcon
Futura Sprint
4.7L
1964
Ford
Falcon Sedan Delivery
Base
2.4L
1964 - 1965
Ford
Falcon Sedan Delivery
Base
2.8L
1964 - 1965
Ford
Falcon Sedan Delivery
Base
3.3L
1964
Ford
Falcon Sedan Delivery
Base
4.3L
1964 - 1965
Ford
Falcon Sedan Delivery
Base
4.7L
1972 - 1974
Ford
Gran Torino
Base
4.1L
1972 - 1974
Ford
Gran Torino
Base
5.0L
1972 - 1976
Ford
Gran Torino
Base
5.8L
1972 - 1976
Ford
Gran Torino
Base
6.6L
1972 - 1973
Ford
Gran Torino
Base
7.0L
1973 - 1976
Ford
Gran Torino
Base
7.5L
1973 - 1974
Ford
Gran Torino
Brougham
4.1L
1973 - 1974
Ford
Gran Torino
Brougham
5.0L
1973 - 1976
Ford
Gran Torino
Brougham
5.8L
1973 - 1976
Ford
Gran Torino
Brougham
6.6L
1974 - 1976
Ford
Gran Torino
Brougham
7.5L
1974
Ford
Gran Torino
Elite
4.1L
1974
Ford
Gran Torino
Elite
5.0L
1974 - 1975
Ford
Gran Torino
Elite
5.8L
1974 - 1975
Ford
Gran Torino
Elite
6.6L
1974 - 1975
Ford
Gran Torino
Elite
7.5L
1972 - 1974
Ford
Gran Torino
Sport
5.0L
1972 - 1975
Ford
Gran Torino
Sport
5.8L
1972 - 1975
Ford
Gran Torino
Sport
6.6L
1972 - 1973
Ford
Gran Torino
Sport
7.0L
1973 - 1975
Ford
Gran Torino
Sport
7.5L
1972 - 1974
Ford
Gran Torino
Squire
4.1L
1972 - 1974
Ford
Gran Torino
Squire
5.0L
1972 - 1976
Ford
Gran Torino
Squire
5.8L
1972 - 1976
Ford
Gran Torino
Squire
6.6L
1972 - 1973
Ford
Gran Torino
Squire
7.0L
1973 - 1976
Ford
Gran Torino
Squire
7.5L
1975 - 1977
Ford
Granada
Base
3.3L
1975 - 1978
Ford
Granada
Base
4.1L
1975 - 1978
Ford
Granada
Base
5.0L
1975 - 1977
Ford
Granada
Base
5.8L
1978
Ford
Granada
ESS
4.1L
1978
Ford
Granada
ESS
5.0L
1977
Ford
Granada
Ghia
3.3L
1975 - 1978
Ford
Granada
Ghia
4.1L
1975 - 1978
Ford
Granada
Ghia
5.0L
1975 - 1977
Ford
Granada
Ghia
5.8L
1965 - 1972
Ford
LTD
Base
3.9L
1965 - 1967
Ford
LTD
Base
4.7L
1968 - 1974, 1977 - 1978
Ford
LTD
Base
5.0L
1965 - 1967, 1969 - 1978
Ford
LTD
Base
5.8L
1965 - 1971
Ford
LTD
Base
6.4L
1971 - 1978
Ford
LTD
Base
6.6L
1965 - 1973
Ford
LTD
Base
7.0L
1972 - 1978
Ford
LTD
Base
7.5L
1971 - 1972
Ford
LTD
Brougham
3.9L
1970 - 1974
Ford
LTD
Brougham
5.0L
1970 - 1976
Ford
LTD
Brougham
5.8L
1970 - 1971
Ford
LTD
Brougham
6.4L
1971 - 1976
Ford
LTD
Brougham
6.6L
1970 - 1973
Ford
LTD
Brougham
7.0L
1972 - 1976
Ford
LTD
Brougham
7.5L
1975 - 1978
Ford
LTD
Country Squire
6.6L
1975 - 1978
Ford
LTD
Country Squire
7.5L
1977 - 1978
Ford
LTD
Landau
5.0L
1975 - 1978
Ford
LTD
Landau
5.8L
1975 - 1978
Ford
LTD
Landau
6.6L
1975 - 1978
Ford
LTD
Landau
7.5L
1970 - 1972
Ford
Maverick
Base
2.8L
1970 - 1977
Ford
Maverick
Base
3.3L
1970 - 1977
Ford
Maverick
Base
4.1L
1971 - 1977
Ford
Maverick
Base
4.7L
1970 - 1977
Ford
Maverick
Base
5.0L
1975 - 1977
Ford
Maverick
Grabber
3.3L
1975 - 1977
Ford
Maverick
Grabber
4.1L
1975 - 1977
Ford
Maverick
Grabber
5.0L
1964 - 1965
Ford
Mustang
Base
2.8L
1964 - 1970
Ford
Mustang
Base
3.3L
1969 - 1973
Ford
Mustang
Base
4.1L
1964 - 1965
Ford
Mustang
Base
4.3L
1964 - 1968
Ford
Mustang
Base
4.7L
1968 - 1973
Ford
Mustang
Base
5.0L
1969 - 1973
Ford
Mustang
Base
5.8L
1967 - 1969
Ford
Mustang
Base
6.4L
1968 - 1971
Ford
Mustang
Base
7.0L
1969 - 1971
Ford
Mustang
Boss 302
5.0L
1971 - 1972
Ford
Mustang
Boss 351
5.8L
1969 - 1970
Ford
Mustang
Boss 429
7.0L
1970
Ford
Mustang
Grande
3.3L
1970 - 1973
Ford
Mustang
Grande
4.1L
1970 - 1973
Ford
Mustang
Grande
5.0L
1970 - 1973
Ford
Mustang
Grande
5.8L
1970 - 1971
Ford
Mustang
Grande
7.0L
1970 - 1973
Ford
Mustang
Mach 1
5.0L
1970 - 1973
Ford
Mustang
Mach 1
5.8L
1970 - 1971
Ford
Mustang
Mach 1
7.0L
1965 - 1967
Ford
Mustang
Shelby GT-350
4.7L
1968
Ford
Mustang
Shelby GT-350
5.0L
1969 - 1970
Ford
Mustang
Shelby GT-350
5.8L
1966
Ford
Mustang
Shelby GT-350H
4.7L
1967 - 1970
Ford
Mustang
Shelby GT-500
7.0L
1968
Ford
Mustang
Shelby GT-500KR
7.0L
1971 - 1973
Ford
Pinto
Base
1.6L
1971 - 1974
Ford
Pinto
Base
2.0L
1974 - 1980
Ford
Pinto
Base
2.3L
1975 - 1979
Ford
Pinto
Base
2.8L
1976 - 1980
Ford
Pinto
Pony
2.3L
1976 - 1979
Ford
Pinto
Pony
2.8L
1976 - 1980
Ford
Pinto
Squire
2.3L
1976 - 1979
Ford
Pinto
Squire
2.8L
1969
Ford
Ranchero
500
1967 - 1968
Ford
Ranchero
500
3.3L
1970 - 1974
Ford
Ranchero
500
4.1L
1967
Ford
Ranchero
500
4.7L
1968 - 1974, 1977 - 1979
Ford
Ranchero
500
5.0L
1969 - 1979
Ford
Ranchero
500
5.8L
1967 - 1969
Ford
Ranchero
500
6.4L
1972 - 1978
Ford
Ranchero
500
6.6L
1968 - 1973
Ford
Ranchero
500
7.0L
1974 - 1977
Ford
Ranchero
500
7.5L
1967
Ford
Ranchero
500 XL
3.3L
1967
Ford
Ranchero
500 XL
4.7L
1967
Ford
Ranchero
500 XL
6.4L
1964
Ford
Ranchero
Base
2.4L
1964 - 1965
Ford
Ranchero
Base
2.8L
1964 - 1968
Ford
Ranchero
Base
3.3L
1969 - 1971
Ford
Ranchero
Base
4.1L
1964
Ford
Ranchero
Base
4.3L
1965 - 1967
Ford
Ranchero
Base
4.7L
1968 - 1971
Ford
Ranchero
Base
5.0L
1966 - 1967, 1969 - 1971
Ford
Ranchero
Base
5.8L
1967 - 1969
Ford
Ranchero
Base
6.4L
1968 - 1971
Ford
Ranchero
Base
7.0L
1966
Ford
Ranchero
Custom
3.3L
1966
Ford
Ranchero
Custom
4.7L
1968
Ford
Ranchero
GT
3.3L
1969 - 1974
Ford
Ranchero
GT
4.1L
1968 - 1974, 1977 - 1979
Ford
Ranchero
GT
5.0L
1969 - 1979
Ford
Ranchero
GT
5.8L
1968 - 1969
Ford
Ranchero
GT
6.4L
1972 - 1978
Ford
Ranchero
GT
6.6L
1968 - 1973
Ford
Ranchero
GT
7.0L
1974 - 1977
Ford
Ranchero
GT
7.5L
1970 - 1974
Ford
Ranchero
Squire
4.1L
1970 - 1974, 1977 - 1979
Ford
Ranchero
Squire
5.0L
1970 - 1979
Ford
Ranchero
Squire
5.8L
1972 - 1978
Ford
Ranchero
Squire
6.6L
1970 - 1973
Ford
Ranchero
Squire
7.0L
1974 - 1976
Ford
Ranchero
Squire
7.5L
1971
Ford
Torino
500
4.1L
1971
Ford
Torino
500
5.0L
1971
Ford
Torino
500
5.8L
1971
Ford
Torino
500
7.0L
1968
Ford
Torino
Base
3.3L
1969 - 1974
Ford
Torino
Base
4.1L
1968 - 1974
Ford
Torino
Base
5.0L
1969 - 1976
Ford
Torino
Base
5.8L
1968 - 1970
Ford
Torino
Base
6.4L
1972 - 1976
Ford
Torino
Base
6.6L
1968 - 1973
Ford
Torino
Base
7.0L
1973 - 1976
Ford
Torino
Base
7.5L
1970 - 1971
Ford
Torino
Brougham
4.1L
1970 - 1971
Ford
Torino
Brougham
5.0L
1970 - 1971
Ford
Torino
Brougham
5.8L
1970
Ford
Torino
Brougham
6.4L
1970 - 1971
Ford
Torino
Brougham
7.0L
1971
Ford
Torino
Cobra
5.8L
1969, 1971
Ford
Torino
Cobra
7.0L
1968
Ford
Torino
GT
3.3L
1968 - 1971
Ford
Torino
GT
5.0L
1969 - 1971
Ford
Torino
GT
5.8L
1968 - 1970
Ford
Torino
GT
6.4L
1968 - 1971
Ford
Torino
GT
7.0L
1969 - 1971
Ford
Torino
Squire
4.1L
1969 - 1971
Ford
Torino
Squire
5.0L
1969 - 1971
Ford
Torino
Squire
5.8L
1969 - 1970
Ford
Torino
Squire
6.4L
1969 - 1971
Ford
Torino
Squire
7.0L
1971
Ford
Torino
Super Cobra Jet
7.0L
1975, 1977 - 1980
Mercury
Bobcat
Base
2.3L
1975, 1977 - 1979
Mercury
Bobcat
Base
2.8L
1976
Mercury
Bobcat
MPG Runabout
2.3L
1976
Mercury
Bobcat
MPG Runabout
2.8L
1976 - 1980
Mercury
Bobcat
Runabout
2.3L
1976 - 1979
Mercury
Bobcat
Runabout
2.8L
1976
Mercury
Bobcat
S Runabout
2.3L
1976
Mercury
Bobcat
S Runabout
2.8L
1976 - 1980
Mercury
Bobcat
Villager
2.3L
1976 - 1979
Mercury
Bobcat
Villager
2.8L
1969 - 1972
Mercury
Capri
Base
1.6L
1971 - 1974
Mercury
Capri
Base
2.0L
1975 - 1977
Mercury
Capri
Base
2.3L
1972 - 1973
Mercury
Capri
Base
2.6L
1974 - 1977
Mercury
Capri
Base
2.8L
1964 - 1965
Mercury
Comet
202
2.8L
1964 - 1965
Mercury
Comet
202
3.3L
1964 - 1965
Mercury
Comet
202
4.3L
1964 - 1965
Mercury
Comet
202
4.7L
1964 - 1965
Mercury
Comet
202
7.0L
1964 - 1965
Mercury
Comet
404
2.8L
1964 - 1965
Mercury
Comet
404
3.3L
1964 - 1965
Mercury
Comet
404
4.3L
1964 - 1965
Mercury
Comet
404
4.7L
1962 - 1963
Mercury
Comet
Base
2.4L
1962 - 1969, 1971 - 1972
Mercury
Comet
Base
2.8L
1963 - 1969, 1971 - 1977
Mercury
Comet
Base
3.3L
1962 - 1963
Mercury
Comet
Base
3.6L
1969, 1971 - 1977
Mercury
Comet
Base
4.1L
1962 - 1965
Mercury
Comet
Base
4.3L
1964 - 1968
Mercury
Comet
Base
4.7L
1968 - 1969, 1971 - 1977
Mercury
Comet
Base
5.0L
1969
Mercury
Comet
Base
5.8L
1966 - 1969
Mercury
Comet
Base
6.4L
1964 - 1969
Mercury
Comet
Base
7.0L
1962 - 1963
Mercury
Comet
Custom
2.4L
1962 - 1963
Mercury
Comet
Custom
2.8L
1963
Mercury
Comet
Custom
3.6L
1963
Mercury
Comet
Custom
4.3L
1962 - 1963
Mercury
Comet
S-22
2.4L
1962 - 1963
Mercury
Comet
S-22
2.8L
1963
Mercury
Comet
S-22
3.6L
1963
Mercury
Comet
S-22
4.3L
1967 - 1968
Mercury
Cougar
Base
4.7L
1968 - 1969
Mercury
Cougar
Base
5.0L
1969 - 1970
Mercury
Cougar
Base
5.8L
1967 - 1970
Mercury
Cougar
Base
6.4L
1968 - 1970
Mercury
Cougar
Base
7.0L
1969 - 1970
Mercury
Cougar
Boss 302
5.0L
1969 - 1970
Mercury
Cougar
Boss 429
7.0L
1969 - 1970
Mercury
Cougar
Cobra Jet
7.0L
1967 - 1968
Mercury
Cougar
XR-7
4.7L
1968 - 1969
Mercury
Cougar
XR-7
5.0L
1969 - 1970
Mercury
Cougar
XR-7
5.8L
1967 - 1970
Mercury
Cougar
XR-7
6.4L
1968 - 1970
Mercury
Cougar
XR-7
7.0L
1978
Mercury
Zephyr
Base
2.3L
1978
Mercury
Zephyr
Base
3.3L
1978
Mercury
Zephyr
Base
5.0L
1978
Mercury
Zephyr
Z7
2.3L
1978
Mercury
Zephyr
Z7
3.3L
1978
Mercury
Zephyr
Z7
5.0L
