API Service Class GL 5+
API Service Class GL 5+
Mineral based GL5 gear oil, for use on the street or the track
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This product was last offered at the strikethrough price on
11-13-2026
For use in front & rear open differentials as well as some manual transmissions
Fully synthetic GL4+ 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
11-14-2026
Fully synthetic, multigrade gearbox oil of performance rating API GL-4/5 for multi-functional use in axle gears and manual gearboxes
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
Synthetic gear oil for superior performance in your differential
Film like 75W140 with light drag and friction of 75W80.
Limited slip fluid additive to improve performance and reduce noise
High-performance, multigrade gearbox oil for axle gears and splitter gearboxes with limited slip differentials.
High-performance, multigrade gearbox oil for axle gears and splitter gearboxes with limited slip differentials.
High-performance fully synthetic gear oil restores smooth differential operation.