Yukon Gear Dana 25 / 27 / 30 / 36 / 44 / 50 Pinion Seal Replacement

2025-09-10T01:25:01-06:00

Price: 20.89

Protect your differential from leaks with the Yukon Mighty pinion seal from Yukon Gear. Designed for Dana 25, 27, 30, 36, 44, and 50 axles, this seal delivers a specific-fit solution for both front and rear differentials.

Made from durable black rubber, the seal features a 1.552" inside diameter, 3.165" outside diameter, and 0.645" thickness—engineered to match OEM specs and provide long-lasting protection against gear oil seepage.

This pinion seal is ideal for Jeep, Ford, and other Dana-equipped vehicles needing a reliable seal replacement during rebuilds or maintenance.

Features and Benefits

Fits Dana 25, 27, 30, 36, 44, and 50 Differentials – Covers a wide range of front and rear axle applications.

Specific Fit Design – Precision dimensions for easy installation and leak-free sealing.

Durable Black Rubber Construction – Resists wear, heat, and fluid exposure.

OEM-Compatible Dimensions – 1.552" ID, 3.165" OD, 0.645" thickness.

Ideal for Rebuilds and Maintenance – Keeps gear oil in and contaminants out.

Seal It Tight

Tired of gear oil leaks or noisy differentials? The Yukon Mighty pinion seal is the upgrade that keeps your Dana axle sealed and secure. Built tough and made to fit, it’s the seal your drivetrain deserves.

Specifications

Specification | Details
Part Number | yukYMS5778
Fitment | Dana 25 / 27 / 30 / 36 / 44 / 50
Position | Front or Rear
Color | Black
Inside Diameter | 1.552"
Outside Diameter | 3.165"
Thickness | 0.645"
Fit Type | Specific Fit
California Proposition 65 | Not Applicable
Package Quantity |

Installation Instructions
Installation Instructions

This Part Fits:

Year | Make | Model | Submodel
1981-1988 | American Motors | Eagle | Base
1980 | American Motors | Eagle | DL
1981-1982 | American Motors | Eagle | DL Kammback
1981-1983 | American Motors | Eagle | DL SX4
1981-1982 | American Motors | Eagle | Kammback
1980-1987 | American Motors | Eagle | Limited
1980 | American Motors | Eagle | Sport
1981-1983 | American Motors | Eagle | SX4
1969-1974 | Chevrolet | Blazer | Base
1967-1968 | Chevrolet | C10 Pickup | Base
1988 | Chevrolet | Corvette | 35th Anniversary Edition
1993 | Chevrolet | Corvette | 40th Anniversary Edition
1984-1996 | Chevrolet | Corvette | Base
1996 | Chevrolet | Corvette | Collector's Edition
1996 | Chevrolet | Corvette | Grand Sport
1986,1995 | Chevrolet | Corvette | Indianapolis 500 Pace Car
1990-1995 | Chevrolet | Corvette | ZR-1
1975-1980 | Chevrolet | K10 | Cheyenne
1975-1980 | Chevrolet | K10 | Custom Deluxe
1975-1980 | Chevrolet | K10 | Scottsdale
1975-1980 | Chevrolet | K10 | Silverado
1961-1974 | Chevrolet | K10 Pickup | Base
1967-1974 | Chevrolet | K10 Suburban | Base
1975-1980 | Chevrolet | K10 Suburban | Custom Deluxe
1975-1980 | Chevrolet | K10 Suburban | Scottsdale
1975-1977,1979-1980 | Chevrolet | K10 Suburban | Silverado
1975-1978 | Chevrolet | K20 | Cheyenne
1975-1978 | Chevrolet | K20 | Custom Deluxe
1975-1978 | Chevrolet | K20 | Scottsdale
1975-1978 | Chevrolet | K20 | Silverado
1962-1974 | Chevrolet | K20 Pickup | Base
1967-1974 | Chevrolet | K20 Suburban | Base
1975-1978 | Chevrolet | K20 Suburban | Custom Deluxe
1975-1978 | Chevrolet | K20 Suburban | Scottsdale
1975-1977 | Chevrolet | K20 Suburban | Silverado
1968-1974 | Chevrolet | K30 Pickup | Base
1976 | Chevrolet | K5 Blazer | Base
1975-1980 | Chevrolet | K5 Blazer | Cheyenne
1975,1977-1980 | Chevrolet | K5 Blazer | Custom Deluxe
1978,1980 | Chevrolet | K5 Blazer | Silverado
1960-1966 | Chevrolet | Suburban | Base
1994-1996 | Dodge | Ram 1500 | Base
1997-2001 | Dodge | Ram 1500 | Laramie
1997 | Dodge | Ram 1500 | LT
2001 | Dodge | Ram 1500 | SLT
1997-2001 | Dodge | Ram 1500 | Sport
1997-2001 | Dodge | Ram 1500 | ST
1994-2002 | Dodge | Ram 2500 | Base
1974-1993 | Dodge | Ramcharger | Base
1991-1993 | Dodge | Ramcharger | Canyon Sport
1981-1993 | Dodge | Ramcharger | Royal SE
1975-1980 | Dodge | Ramcharger | SE
1975-1977,1984-1989 | Dodge | W100 | Custom
1968-1974 | Dodge | W100 Pickup | Base
1977-1993 | Dodge | W150 | Base
1990-1991 | Dodge | W150 | S
1975-1980 | Dodge | W200 | Base
1968-1974 | Dodge | W200 Pickup | Base
1960-1967 | Dodge | W200 Series | Base
1981-1993 | Dodge | W250 | Base
1987-1989 | Ford | Aerostar | Base
1988-1989 | Ford | Aerostar | Eddie Bauer
1987-1989 | Ford | Aerostar | XL
1989 | Ford | Aerostar | XL Plus
1987-1989 | Ford | Aerostar | XLT
1989 | Ford | Aerostar | XLT Plus
1966-1974 | Ford | Bronco | Base
1975-1993 | Ford | Bronco | Custom
1985-1996 | Ford | Bronco | Eddie Bauer
1975,1978 | Ford | Bronco | Northland
1975 | Ford | Bronco | Ranger
1978-1981 | Ford | Bronco | Ranger XLT
1968-1969 | Ford | Bronco | Roadster
1975-1977 | Ford | Bronco | Sport
1968-1973 | Ford | Bronco | Wagon
1990-1996 | Ford | Bronco | XL
1982-1983 | Ford | Bronco | XLS
1984-1992,1994-1996 | Ford | Bronco | XLT
1982-1983,1993 | Ford | Bronco | XLT Lariat
1992 | Ford | Bronco | XLT Nite
1995-1996 | Ford | Bronco | XLT Sport
1966-1974,1976-1978 | Ford | F-100 | Base
1975-1979 | Ford | F-100 | Custom
1975-1978 | Ford | F-100 | Northland
1975-1979 | Ford | F-100 | Ranger
1978-1979 | Ford | F-100 | Ranger Lariat
1975-1979 | Ford | F-100 | Ranger XLT
1977 | Ford | F-100 | XLT
1976-1978,1983-1986 | Ford | F-150 | Base
1975-1982,1987-1992 | Ford | F-150 | Custom
1995-1996 | Ford | F-150 | Eddie Bauer
1975-1978 | Ford | F-150 | Northland
1975-1981 | Ford | F-150 | Ranger
1978-1981 | Ford | F-150 | Ranger Lariat
1975-1981 | Ford | F-150 | Ranger XLT
1995-1996 | Ford | F-150 | Special
1982-1996 | Ford | F-150 | XL
1982-1983 | Ford | F-150 | XLS
1977,1983-1984,1993-1996 | Ford | F-150 | XLT
1982,1985-1992 | Ford | F-150 | XLT Lariat
1966-1974,1976-1978,1983-1986,1997-1998 | Ford | F-250 | Base
1975-1982,1987-1992 | Ford | F-250 | Custom
1995-1996 | Ford | F-250 | Eddie Bauer
1997-1998 | Ford | F-250 | Lariat
1975-1978 | Ford | F-250 | Northland
1975-1981 | Ford | F-250 | Ranger
1978-1981 | Ford | F-250 | Ranger Lariat
1975-1981 | Ford | F-250 | Ranger XLT
1995-1996 | Ford | F-250 | Special
1982-1998 | Ford | F-250 | XL
1982-1983 | Ford | F-250 | XLS
1977,1983-1984,1993-1998 | Ford | F-250 | XLT
1982,1985-1992 | Ford | F-250 | XLT Lariat
1983-1985 | Ford | F-350 | Base
1980-1982 | Ford | F-350 | Custom
1980-1981 | Ford | F-350 | Ranger
1980-1981 | Ford | F-350 | Ranger Lariat
1980-1981 | Ford | F-350 | Ranger XLT
1982-1985 | Ford | F-350 | XL
1982-1983 | Ford | F-350 | XLS
1983-1984 | Ford | F-350 | XLT
1982,1985 | Ford | F-350 | XLT Lariat
1967-1968 | GMC | C15/C1500 Pickup | Base
1975-1978 | GMC | K15 | Base
1975-1978 | GMC | K15 | High Sierra
1977 | GMC | K15 | Indy Hauler
1975-1978 | GMC | K15 | Sierra Classic
1975-1978 | GMC | K15 | Sierra Grande
1975-1978 | GMC | K15 Suburban | Base
1975-1978 | GMC | K15 Suburban | High Sierra
1975-1978 | GMC | K15 Suburban | Sierra Classic
1975-1978 | GMC | K15 Suburban | Sierra Grande
1966-1974 | GMC | K15/K1500 Pickup | Base
1967-1974 | GMC | K15/K1500 Suburban | Base
1979-1980 | GMC | K1500 | Base
1979-1980 | GMC | K1500 | High Sierra
1979-1980 | GMC | K1500 | Sierra Classic
1979-1980 | GMC | K1500 | Sierra Grande
1979-1980 | GMC | K1500 Suburban | Base
1979-1980 | GMC | K1500 Suburban | High Sierra
1979-1980 | GMC | K1500 Suburban | Sierra Classic
1979-1980 | GMC | K1500 Suburban | Sierra Grande
1975-1978 | GMC | K25 | Base
1975-1978 | GMC | K25 | High Sierra
1975-1978 | GMC | K25 | Sierra Classic
1975-1978 | GMC | K25 | Sierra Grande
1967-1974 | GMC | K25/K2500 Pickup | Base
1979-1980 | GMC | K2500 | Base
1979-1980 | GMC | K2500 | High Sierra
1979-1980 | GMC | K2500 | Sierra Classic
1979-1980 | GMC | K2500 | Sierra Grande
1963-1966 | GMC | Suburban | Base
1961-1971 | International | Scout | Base
1971-1974,1976-1980 | International | Scout II | Base
1978-1979 | International | Scout II | SS2
1976-1980 | International | Scout II | Terra
1976-1980 | International | Scout II | Traveler
1975 | International | Scout II | XLC
1993-1997 | Isuzu | Rodeo | LS
1993-1997 | Isuzu | Rodeo | S
1984-1993 | Jeep | Cherokee | Base
1991-1992 | Jeep | Cherokee | Briarwood
1985-1988 | Jeep | Cherokee | Chief
1996,1998 | Jeep | Cherokee | Classic
1993-1997 | Jeep | Cherokee | Country
1985-1992 | Jeep | Cherokee | Laredo
1987-1992,1998 | Jeep | Cherokee | Limited
1985-1990 | Jeep | Cherokee | Pioneer
1994-1998 | Jeep | Cherokee | SE
1989-1998 | Jeep | Cherokee | Sport
1959-1983 | Jeep | CJ5 | Base
1977-1980 | Jeep | CJ5 | Golden Eagle
1980-1983 | Jeep | CJ5 | Laredo
1982-1983 | Jeep | CJ5 | Limited
1975-1983 | Jeep | CJ5 | Renegade
1959-1975 | Jeep | CJ6 | Base
1976-1986 | Jeep | CJ7 | Base
1977-1979 | Jeep | CJ7 | Golden Eagle
1980 | Jeep | CJ7 | Golden Hawk
1980-1983,1985-1986 | Jeep | CJ7 | Laredo
1982-1983 | Jeep | CJ7 | Limited
1976-1986 | Jeep | CJ7 | Renegade
1987-1992 | Jeep | Comanche | Base
1987-1988 | Jeep | Comanche | Chief
1986 | Jeep | Comanche | Custom
1990-1992 | Jeep | Comanche | Eliminator
1987-1988 | Jeep | Comanche | Laredo
1987-1992 | Jeep | Comanche | Pioneer
1986 | Jeep | Comanche | X
1986 | Jeep | Comanche | XLS
1966-1973 | Jeep | Commando | Base
1998 | Jeep | Grand Cherokee | 5.9 Limited
1993 | Jeep | Grand Cherokee | Base
1993-1998 | Jeep | Grand Cherokee | Laredo
1993-1998 | Jeep | Grand Cherokee | Limited
1995,1997 | Jeep | Grand Cherokee | Orvis
1994-1995 | Jeep | Grand Cherokee | SE
1997-1998 | Jeep | Grand Cherokee | TSi
1984-1991,1993 | Jeep | Grand Wagoneer | Base
1984-1985 | Jeep | Grand Wagoneer | Limited

REVIEWS

JG

Used this on my Dana 44 rebuild and it sealed perfectly. No leaks and easy install. Great quality.

Josh G.

Missoula, MT

★★★★★

TR

Perfect fit for my Dana 30 front diff. No more seepage. Highly recommend for any rebuild.

Tyler R.

Lubbock, TX

★★★★★