Since most GL-5 gear oils for differentials are too slippery for manual transmissions - Red Line offers these products that ensure proper shifting while providing ultimate wear protection .
Red Line 50306 - MT-90 5 Gallon
Red Line MT-90 Manual Transmission Lubricant A 75W90 GL-4 gear oil (SAE 10W/15W/40 engine oil viscosity) designed for use in manual transmissions and
Red Line MT90 - Quart (Case 12 Bottles)
Red Line MT-90 75w90 GL-4 Gear Oil - 1 Quart : 50304
HIGH PERFORMANCE - Gear protection and longer synchro life. Recommended for GL-1, GL-3, and GL-4 applications, as well as where most special
Red Line 50305 Manual Transmission (MT) 90W Gear Oil - 1 Gallon, (Pack of 4)
MPT Full Synthetic High Performance Gear Oil, 75W90 - MPT Industries
Red Line MT-90 75W90 GL-4 Gear Oil - Quart — JXB Performance
Red Line Racing Oils 75W90 MT-90 GL-4 Full Synthetic Transmission
Greater protection for hard-working gearboxes. – Flyin' Miata
change to redline mt90 and now :((((
Red Line MT-90 75W90 GL-4 Manual Transmission Gear Oil 1 US Gallon
Redline MT-90 75W90 GL-4 Gear Oil 1 Gallon 3.785 Liter 83522503051
Ultra1plus+SAE+75w-90+Synthetic+Gear+Oil+API+Gl-4+%7C+Quart for