Compatible with Bronco, Suburban, Blazer, Jimmy, pickup trucks, and other listed vehicles.This is a replacement free wheel locking hub set, sold as 2 pieces per pack.Part numbers: B027HP and AVM418HP. Gear spline teeth: 19 splines. Bolts: 6. Mounting type: internal. Transmission type: manual. Body construction material: steel. Fits the following vehicles: /INTERNATIONAL HARVESTER: J10 Pickup (1974–1991), J20 Pickup (1977–1987), Harvester 1/2 Ton Pickup and Traveller (1968–1975). / / GEO: Blazer, Jimmy, Suburban (1969–1991), 1/2 Ton Pickup (K-10) (1969–1987), 3/4 Ton Pickup (1977–1987). / : 1/2 Ton Pickup and Ramcharger (1969–1974), 1/2 Ton and 3/4 Ton Pickup and Ramcharger (1980–1993), Cherokee (Dana 44) (up to 1975), Trailduster (1981–1984). : Bronco (1966–1996), F100, F150, F250 (3/4 Ton, including 3000 lb, 3500 lb, and 3800 lb axle variants), F350 (1 Ton, 3500 lb axle), F-1000 Pickup 4x4 (1991 and newer), Crew models with 3800 lb axle. This is an aftermarket replacement part.Installation instructions are not included.Professional installation is recommended.Color may vary slightly due to screen and differences.Dimensions may vary by up to 1–2 mm due to manual measurement.