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- Recommended for GL-1, GL-3 and GL-4 applications as well as where most special synchromesh fluids are specified
- Safe for brass synchros, as it lacks the reactive sulfurs found in most GL-5 oils that cause damage
- Offers quicker shifts, a perfect synchronizer coefficient of friction
- Satisfies the gear oil viscosity requirements of 70W & 75W
- High performance gear protection and longer synchro life
- Low fluid friction to improve power transfer
- Eliminates notchy shifting, even when cold
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Red Line MTLV 70W75 GL-4 Gear Oil - Gallon
Recommended for GL-1, GL-3 and GL-4 applications as well as where most special synchromesh fluids are specified
Safe for brass synchros, as it lacks the reactive sulfurs found in most GL-5 oils...
$391.56
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Red Line 80W140 GL-5 Gear Oil - Quart
This product is not designed for use in manual transmission or transaxles with synchronizers, as its slipperiness may lead to shifting problems
Contains additional friction modifiers for...
$311.88
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Red Line 75W110 GL-5 Gear Oil - Quart
This product is not designed for use in most manual transmissions or transaxles, since the extreme slipperiness may cause synchronizer mesh issues that lead to shifting problems
Offers gear...
$310.68
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Red Line 75W85 GL-5 Gear Oil - Quart
This product is not designed for use in most manual transmissions or transaxles with synchronizers, as extreme slipperiness may cause shifting problems
Satisfies the gear oil viscosity...
$311.88
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Red Line 75W140NS Gear Oil - Quart
Also used in clutch-type limited slip differentials in racing for maximum lock up-some users add Limited Slip Friction Modifier in small doses to customize slippage
Popular for historic and...
$305.88
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