There is a difference when it comes to drivetrain components.
Products backed by Dana start with precision engineering, and the parts they manufacture are put through rigorous testing.5 inch 10 bolt front axle ;Fits 1977 to 1991 GMC Jimmy with Dana 44 or GM 8.Don't be fooled.5 inch 10 bolt front axle ;Includes: Bearing and seal kit;6 bolt holes;Big bearing style;California Residents: WARNING Dana Spicer Spindle Kit - 706570X Its all done to ensure the products you purchase for your vehicle meet the same standards we deliver to OE manufacturers around the world.