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
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
Complete kit with OE fluid to service your rear differential
For vehicles with Torque Vectoring differentials
This product was last offered at the strikethrough price on
08-31-2026
Complete kit with Redline 75w90 GL-5 fluid to service your rear differential
10X Entries Into Our F80 M3 Sweepstakes
For vehicles without Torque Vectoring differentials
This product was last offered at the strikethrough price on
05-02-2026
Extend you catch area by adding this funnel
Drain your transmission neat and with no mess