GearMaster Synchro-Max MTF vs RallyPro MTF vs Red Line MT-90 75W-90 GL-4 Gear Oil

Technical Specifications Comparison

• Fluid Type 💧

  The specific category of transmission fluid designed for different transmission systems.

  For all*

  • MTF

    MTF is specifically designed for use in manual transmissions

• Viscosity Grade 🌡

  The SAE viscosity grade of the transmission fluid, indicating its flow characteristics.

  GearMaster Synchro-Max MTF

  • SAE 80W-90

    The viscosity grade of GearMaster Synchro-Max MTF is SAE 80W-90. Traditional multi-grade gear oil for older transmissions and differentials, offering robust protection.

  RallyPro MTF

  • SAE 75W-90

    The viscosity grade of RallyPro MTF is SAE 75W-90. Versatile gear oil for manual transmissions and differentials, offering wide-range temperature performance.

  Red Line MT-90 75W-90 GL-4 Gear Oil

  • SAE 75W-90

    The viscosity grade of Red Line MT-90 75W-90 GL-4 Gear Oil is SAE 75W-90. Versatile gear oil for manual transmissions and differentials, offering wide-range temperature performance.

• Fluid Specification 📖

  Technical standard or approval that the transmission fluid meets, ensuring compatibility with specific vehicle models and transmission systems.

  GearMaster Synchro-Max MTF

  • API GL-4

    GearMaster Synchro-Max MTF meets the API GL-4 fluid specification. Fluids meeting API GL-4 standard for manual transmissions and transaxles.  Click to see all.
  • GL-5

    GearMaster Synchro-Max MTF meets the GL-5 fluid specification. "GL-5 is a gear oil specification for heavy-duty axles and some manual transmissions, offering high extreme pressure properties."  Click to see all.
  • Ford Type F

    GearMaster Synchro-Max MTF meets the Ford Type F fluid specification. "Ford Type F is an older transmission fluid specification, used in classic Ford vehicles with specific friction requirements."  Click to see all.

  RallyPro MTF

  • GL-4

    RallyPro MTF meets the GL-4 fluid specification. "GL-4 is a gear oil specification for manual transmissions and light-duty axles, offering moderate extreme pressure properties."  Click to see all.
  • GL-5

    RallyPro MTF meets the GL-5 fluid specification. "GL-5 is a gear oil specification for heavy-duty axles and some manual transmissions, offering high extreme pressure properties."  Click to see all.

  Red Line MT-90 75W-90 GL-4 Gear Oil

  • API GL-4

    Red Line MT-90 75W-90 GL-4 Gear Oil meets the API GL-4 fluid specification. Fluids meeting API GL-4 standard for manual transmissions and transaxles.  Click to see all.

• Performance Level 🏆

  Indicates the transmission fluid's level of performance and suitability for different driving conditions.

  GearMaster Synchro-Max MTF

  • OEM Approved

    The performance level of GearMaster Synchro-Max MTF is OEM Approved. Transmission fluids that meet original equipment manufacturer specifications and approvals.
  • High Performance

    The performance level of GearMaster Synchro-Max MTF is High Performance. Transmission fluids designed for high-performance vehicles and demanding conditions.

  RallyPro MTF

  • Racing

    The performance level of RallyPro MTF is Racing. Transmission fluids specially formulated for racing and high-performance motorsport applications.

  Red Line MT-90 75W-90 GL-4 Gear Oil

  • High Performance

    The performance level of Red Line MT-90 75W-90 GL-4 Gear Oil is High Performance. Transmission fluids designed for high-performance vehicles and demanding conditions.

• Temperature Range 🌡

  The range of temperatures in which the transmission fluid maintains its effectiveness.

  GearMaster Synchro-Max MTF

  • High Temperature

    GearMaster Synchro-Max MTF is effective in the High Temperature temperature range. Transmission fluids that maintain stability and performance in high-heat environments, protecting against thermal breakdown.

  RallyPro MTF

  • Extended Temperature

    RallyPro MTF is effective in the Extended Temperature temperature range. Transmission fluids that perform well in a wide range of temperatures, from very cold to very hot conditions.

  Red Line MT-90 75W-90 GL-4 Gear Oil

  • High Temperature

    Red Line MT-90 75W-90 GL-4 Gear Oil is effective in the High Temperature temperature range. Transmission fluids that maintain stability and performance in high-heat environments, protecting against thermal breakdown.