API Service Class GL 5+
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API Service Class GL 5+
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Mineral based GL5 gear oil, for use on the street or the track
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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
05-07-2026
Upgrade your vehicles differential!
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Removed to drain or fill your transmission/differential fluid. M24x1.5
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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
07-05-2026
Check your owners manual for service intervals (GL-5 Spec)
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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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Fully synthetic GL4+ gear oil, for use on the street or the track
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Fits the front and rear position
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Complete kit with Motul Gear 300 fluid with OEM Drain/Fill plugs to service your rear differential
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This product was last offered at the strikethrough price on
06-16-2026
For use in front & rear open differentials as well as some manual transmissions
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Synthetic gear oil for superior performance in your differential
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Installation is very simple, can be performed in minutes, and is completely reversible.
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This product was last offered at the strikethrough price on
06-28-2026
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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Eliminate excessive rear differential movement!
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Fits the front and rear position
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This product was last offered at the strikethrough price on
06-29-2026
Complete kit with Redline 75w90 fluid with OEM Drain/Fill plugs to service your rear differential
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