API Service Class GL 5+
API Service Class GL 5+
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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Seals the driveshaft to the differential
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
09-07-2026
Fully synthetic, multigrade gearbox oil of performance rating API GL-4/5 for multi-functional use in axle gears and manual gearboxes
Replace damaged bushings to restore handling and performance to your vehicle
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Creates gaskets the same way as OEM car manufacturers
For heavily-loaded racing differentials and transmissions, problem gearboxes
For Custom Applications Only.
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
12-300 HV-ZNS3
GL5 Level oil
Replace damaged bushings to restore handling and performance to your vehicle
2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
Synthetic gear oil for superior performance in your differential
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
09-07-2026
Located in the front of the differential housing, supports the input shaft and pinion.
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
09-07-2026
Located in the front of the differential housing, supports the input shaft and pinion.
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
09-07-2026