Yukon Grizzly locker, fits Dana 44, 30 spline, 3.73 & down. YGL D44-3-30

Yukon Grizzly Locker, Dana 44, 3.73 and Down, 30 Spline YGL D44-3-30 Product Details Everything about the Yukon Grizzly Locker is hardcore, its casing and gears, its advanced gear tooth design, and its impact on traction and performance. The Yukon Grizzly Locker is a mechanical positive-locking differential that’s engineered for rock crawling, serious trail running, off-road racing, and drag racing. The unit provides 100% power to both tires, while still allowing for disengagement while negotiating turns. The Yukon Grizzly Locker is a patented design that features innovations that make it tougher than the competition. Its inner clutch teeth have a larger radius at the base, which offers up to 350% greater strength versus back-cut designs. The Grizzly Locker’s larger teeth also resist breakage caused by shock-loading or catastrophic axle failure. It’s a serious piece of mechanical engineering for serious driving conditions. Fits Dana Spicer 44 with 30 spline axles 3.73 and down ratio only Patented internal design reduces common locker failures 8620 internals for added strength Assembled in the USA Technical Notes This unit is drilled for 7/16″ ring gear bolts. If you are using it in an application which has 3/8″ ring gear bolts, please purchase qty 10 of part number YSPBLT-027 to sleeve the ring gear bolts. Compatible Make / Model Chevrolet K20 Pickup (1962-1974) Chevrolet K30 Pickup (1968-1974) Chevrolet K20 Suburban (1967-1980) Chevrolet K10 Pickup (1960-1974) Chevrolet K10 Suburban (1967-1980) Chevrolet Suburban (1960-1966) Chevrolet K20 (1975-1980) Chevrolet K30 (1977-1980) Chevrolet K5 Blazer (1975-1980) Chevrolet Blazer (1969-1974) Chevrolet K10 (1975-1980) Chevrolet G10 Van (1967-1972) Chevrolet C10 Pickup (1967-1968) Chevrolet Camaro (1984-1994) Dodge W100 Pickup (1968-1974) Dodge W150 (1977-1993) Dodge W100 Series (1960-1967) Dodge W200 Pickup (1968-1974) Dodge W100 (1975-1989) Dodge W200 Series (1960-1967) Dodge Ramcharger (1974-1993) Dodge W200 (1975-1980) Dodge W250 (1981-1993) Dodge Ram 1500 (1994-2001) Dodge Ram 2500 (1994-2002) Ford F-100 (1953-1979) Ford E-150 Econoline (1975-1979) Ford F-250 (1959-1990) Ford E-100 Econoline (1969-1975) Ford Bronco (1971-1996) Ford F-150 (1975-1996) Ford F-350 (1979-1979) GMC K25/K2500 Pickup (1967-1974) GMC Suburban (1960-1966) GMC K25/K2500 Suburban (1967-1974) GMC K25 (1975-1978) GMC K15/K1500 Suburban (1967-1974) GMC K2500 Suburban (1979-1980) GMC K15/K1500 Pickup (1966-1974) GMC K15 (1975-1978) GMC K15 Suburban (1975-1978) GMC G15/G1500 Van (1967-1972) GMC G1500 (1964-1966) GMC C15/C1500 Pickup (1967-1968) GMC K2500 (1979-1980) GMC K25 Suburban (1975-1978) GMC K1500 (1979-1980) GMC K1500 Suburban (1979-1980) International Scout 800 (1970-1971) International Scout II (1971-1980) Isuzu Rodeo (1993-1997) Jeep Commando (1971-1973) Jeep CJ6 (1971-1975) Jeep J10 (1974-1988) Jeep CJ5 (1971-1983) Jeep Wagoneer (1971-1990) Jeep Grand Wagoneer (1984-1993) Jeep Scrambler (1981-1986) Jeep Wrangler (1997-2006) Jeep Cherokee (1986-1993) Jeep Comanche (1986-1992) Jeep CJ7 (1986-1987)