for sale a used front differential for geo tracker or sidekick 5.13 ratio 26 spline side gears (41ring-8pinion). this is an oem assembly, this will and does fit all of the front housings however your axle stub and half shaft won't and must be 26 spline. buyer responsible to check their RATIO for proper fitment, if unsure visual counts are highly recommended or contact. I can tell you what is OEM "supposed" to be but cannot tell you if previously been changed?? NOT applicable to 1995 and earlier vehicles having 22 spline side gears unless changing  your CV AND the driver axle stub. occasionally cleaned with K1 to remove engine build up but not always necessary. may be the ratchet style carrier associated with the sidekick sport model. item being sold as-is no warranties conditions.