Top 9 GL-4 Manual Transmission Fluid – Transmission Fluids

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1. Red Line

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1 Quart Transaxle Lubricant, Red Line 50204 SAE 75W80 API GL-4 Manual Transmission

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Red Line #ad - Longer synchro life - high-performance gear protection, 10W30, 80W and motor oil viscosities of SAE 30, satisfies the gear oil viscosity requirements of 75W, 5W30.

No compromises. Other synthetic gear oils are often too slippery. Popular motor oil for - bmw, late-model mini cooper, nv3500, honda/acura, land Rover/Range Rover LT77S, dodge & jeep nv1500, mitsubishi, ford focus, NV3550 & NV5600 truck transmissions. Offers quicker shifts - mlt gear Oil with balanced friction control for most manual transmission synchronizers. Why red line - established in 1979, Red Line Products perform & protect better than any on the market. Recommended for gl-1, GL-3 & GL-4 applications. Safe for brass synchros - as it lacks the reactive sulfurs found in most GL-5 oils that cause damage.
BrandRed Line #ad
ManufacturerRed Line #ad
Height3.82 Inches
Length9 Inches
Weight1.2 Pounds
Width3.91 Inches
Part Number50204
Model50204
WarrantyManufacturer Warranty

2. Red Line

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15 oz., Red Line 50304 MT-90 75W-90 GL-4 Manual Transmission Gear Oil

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Red Line #ad - Stable at high temperatures in performance applications. Satisfies gear oil viscosity requirements of 75W; 80W; SAE 40 10W40 and 15W40 motor oil. Popular in vw audi; Nissan; Toyota and Mazda. Less slippery low sulfur formula compatible with brass synchronizers. Also available as lighter viscosity like MTL and MT-85.
BrandRed Line #ad
ManufacturerRed Line #ad
Height16 Inches
Length65 Inches
Weight1.7 Pounds
Width14 Inches
Part Number50304
Model50304

3. Red Line

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Red Line 50305 Manual Transmission MT 90W Gear Oil, 1 Gallon, Synthetic Gear Lube

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Red Line #ad - Safe for brass synchros - gl-4 gear oil lacks the reactive sulfurs found in most GL-5 oils that cause damage. Recommended for gl-1, and gl-4 applications, GL-3, as well as where most special synchromesh fluids are specified.

Recommended for gl-1, GL-3 & GL-4 applications. No compromises. Popular motor oil for - nissan, vw/audi, mitsubishi, Mazda, lotus Elise/Exige, Toyota, Mendeola transmissions & Atlas transfer cases for Off-Road. High performance - gear protection and longer synchro life. Why red line - established in 1979, Red Line Products perform & protect better than any on the market. Offers quicker shifts - excellent gear and synchro protection, balanced friction control & slipperiness for easier shifting even in cold climates.
BrandRed Line #ad
ManufacturerRed Line #ad
Height11.25 Inches
Length7.5 Inches
Weight7 Pounds
Width4 Inches
Part Number50305
Model50305

4. Genuine GM

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1 Quart, Genuine GM Fluid 12346190 75W-85 GL-4 Synthetic Manual Transmission Fluid

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Genuine GM #ad - See service manual for vehicle application. Fully synthetic. Protects from extreme pressure. Can withstand high temperatures. Stable against oxidation.
BrandGenuine GM #ad
ManufacturerGM #ad
Height3.4 Inches
Length11 Inches
Weight1.9 Pounds
Width3.4 Inches
Part Number12346190
Model12346190

5. Valvoline

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Valvoline Syncromesh Manual Transmission Fluid 1 QT

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Valvoline #ad - Outstanding anti-foam performance to minimize cavitation. Helps reduce oxidation to control viscosity breakdown. Enhanced performance in both low and high temperature operating conditions. Excellent wear protection under high loads and extreme pressure.
BrandValvoline #ad
ManufacturerValvoline #ad
Height11.6 Inches
Length3.38 Inches
Weight1.86 Pounds
Width3.38 Inches
Part Number811095
Model811095

6. RAVENOL

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RAVENOL J1C1000-001 SAE 75W-85 Manual Transmission Fluid, MTF-1 Full Synthetic API GL-4/GL-5 1 Liter

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RAVENOL #ad - Compatible with brass synchronizers and soft metals, excellent wear protection with outstanding EP properties and low foaming properties at high speeds.

Note: see “product information/technical details/oem Part Number” section in this product listing for oil specifications, part numbers, oil quality standards, and OEM approval details and descriptions for this product. Please see product Description regarding the California Proposition 65 Warning. Provides optimal shifting behavior, even in low temperatures along with low foaming properties at high speeds. Provides a pressure stable lubricating film even at high oil temperatures and under high stress conditions.
BrandRAVENOL #ad
ManufacturerRavenol #ad
Height10 Inches
Length4 Inches
Weight2.1 Pounds
Width3 Inches
Part Number1221102-001-01-999
ModelMTF-1

7. Red Line

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Red Line MT-85 75W85 GL-4 Manual Transmission Lubricant Pack of 4

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Red Line #ad - Satisfies gear oil viscosity requirements of 75W; 80W; 85W; SAE 30 5W30 motor oil. Stable at high temperatures in performance applications. Popular in nissan; Mitsubishi; Hyundai and Kia. Less slippery low sulfur formula compatible with brass synchronizers. Also available as lighter viscosity MTL and heavier MT-90 .
BrandRed Line #ad
ManufacturerRed Line #ad
Part Number50504
Model5864270104

8. Red Line

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Red Line MT-85 75W85 GL-4 Manual Transmission Lubricant Pack of 2

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Red Line #ad - This 75w85 gl-4 gear oil is designed to fill the viscosity gap between mtl 70w80 gl-4 and MT-90 75W90 GL-4, making it a perfect fit for many Nissan, Mitsubishi, Hyundai, Kia and NV4500 pickup truck transmission applications.
BrandRed Line #ad
ManufacturerRed Line #ad
Part Number50504-2
Model8542047824

9. Red Line

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1 Quart Pack of 4, Red Line 50204 SAE 75W80 API GL-4 Manual Transmission and Transaxle Lubricant

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Red Line #ad - Satisfies the gear oil viscosity requirements of 75W, and motor oil viscosities of SAE 30, 10W30, 80W, and 5W30. Popular for bmw, ford focus, nv3500, dodge & jeep nv1500, honda and Acura, late-model mini cooper, land rover/range rover lt77s, NV3550 and NV5600 truck transmissions. Popular replacement for and improvement over gm synchromesh #12345349 and Auto-Trak II #12378508 and Chrysler spec MS-9224. Safe for brass synchros, as it lacks the reactive sulfurs found in most GL-5 oils that cause damage. Offers quicker shifts, perfect synchronizer coefficient of friction.
BrandRed Line #ad
ManufacturerRed Line #ad
Part Number50204