87 XJ axles - hpD30 & D44

Discussion in 'SFA KJ' started by u2slow, Aug 14, 2012.

  1. tjkj2002

    tjkj2002 Full Access Member

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    Going to SFA it to run stock tires?

    I know some CRD guy's that have regeared to get back power and mpg's.4.56's for 32" tires,4.88's for 33" tires,and at least 5.13's for 35" tires in a KJ with any engine.Live where I do and 5.38's would be a much better choice for 35" tires.