Upgrade your vehicles differential!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Upgrade your vehicles differential!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Check your owners manual for service intervals (GL-5 Spec)
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Prevents failure of the factory cast aluminum piece - A must-have for drag/road racing
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Eliminate excessive rear differential movement!
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Removed to drain or fill your transmission/differential fluid. M24x1.5
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Manual transmission vehicles only
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
06-03-2026
Due to minimal clearance, it’s difficult to get a hex socket in the gaps to remove plugs on rear differentials, transfer case and other engine drain/fill plugs.
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Complete kit with Motul Gear 300 fluid with OEM Drain/Fill plugs to service your rear differential
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
This product was last offered at the strikethrough price on
05-02-2026
Eliminates excessive rear differential movement and provides quick feedback
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Eliminate excessive rear differential movement!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For use in front & rear open differentials as well as some manual transmissions
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Max-Gear is recommended for use in front or rear open differentials, manual transmissions, and lower gear units of marine engines that specify use of an API GL-5 or GL-4 fluid
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Complete kit with Redline 75w90 fluid with OEM Drain/Fill plugs to service your rear differential
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Fully synthetic GL4+ gear oil, for use on the street or the track
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
This product was last offered at the strikethrough price on
05-07-2026
Complete kit with Redline 75w90 fluid to service your rear differential
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
This product was last offered at the strikethrough price on
05-02-2026
Fits the left and right side
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For heavily-loaded racing differentials and transmissions, problem gearboxes
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For Custom Applications Only.