Top 10 50W Gear Oil – Gear Oils

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1. Triax

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ZF, Triax Synergy Gear Max SAE 50W Full Synthetic Heavy Duty Manual Transmission Oil, Compatible with Mack, Gear Lubricant, 500k Miles Rating 1 Gallon, Freightliner

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Triax #ad - Extreme temperature range; flows down to -60F offering outstanding cold flow fuel economy and longevity with unmatched high-temperature operation optimization and stability.

Made with top tier base oils and additives to prevent shear and viscosity loss for 750, in high loads, 000 miles or more, high and low temperatures; will not thin out and will maintain its viscosity throughout its life. Designed to eliminate slippage, and gears with optimal frictional characteristics and gear grip; prevents grinding, seals, slip, protect syncros, and highly reduced wear coefficient. Up to three times the drain interval of almost every other fluid on the market; safe, long drains significantly reduce fluid costs and downtime for long haul trucks. Designed for durability and OEM compliance.
BrandTriax #ad
ManufacturerTriax Lubricants LLC #ad
Height10.5 Inches
Length4.6 Inches
Width7.9 Inches
Part NumberTRXSAE50

2. Star Fire Premium Lubricants

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Starfire Premium Lubricants SF F/S 50W to 5 Gallon Full Synthetic Transmission Oil, 5 gal Pail

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Star Fire Premium Lubricants #ad - Protects against oxidative degradation. High performance, extreme pressure transmission oil. Helps prevent foaming, rust, and corrosion. Provides excellent protection against wear under extreme pressure and high torque operation. High resistance to thermal breakdown, smooths and quiets operation.
BrandStar Fire Premium Lubricants #ad
ManufacturerStarFire Premium Lubricants #ad
Height9.5 Inches
Length15.2 Inches
Width10.6 Inches
Part NumberSF F/S 50W TO 5 Gallon
ModelSF F/S 50W TO 5 Gallon

3. TriboDyn

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1 Quart, TRI-EX2 SAE 50W Full Synthetic Ceramic Auto Marine Lower Unit Gear Oil

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TriboDyn #ad - High film strength Protects Against Shock and Load. Active coating technology in the Oil Can Form a Self-Lubricating Ceramic Film in High Load and Heat Areas. Meets or exceeds the api service designations: api mt-1, meritor o-81, gl-5, zf freedomline, as well as eaton ps-386, and proposed pg-1/pg-2, Mack GO-J, to-a plus, Navistar/International TMS 6816, MIL-PRF-2105E, 2105d, PS-164 Rev 7, go-h, Scania STO 110 applications.

Lowers Gearbox Temperatures. Protects against corrosion by Clinging to Metal During Periods of Non-Use. Provides continuous protection by Dispersing & Clinging to Critical Areas Without Creating Any Drag. Ceramic film that forms Can Repair and Fill In Damaged Surfaces. Proprietary technology is an Intelligent Material that is Attracted to Areas of Heat and Friction. Does not increase Drag or Build Up.
BrandTriboDyn #ad
ManufacturerTriboDyn #ad
Height9.5 Inches
Length2.5 Inches
Width4.25 Inches
Part NumberTRI-50WFSG-QT
ModelFS Gear

4. Lucas Oil

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Lucas Oil 10146 Synthetic 50WT Transmission Lubricant, 1 Gallon

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Lucas Oil #ad - Designed for heavy duty truck transmissions. Better lubrication. Long lasting. Lower operating temperatures.
BrandLucas Oil #ad
ManufacturerLucas Oil #ad
Height5.7 Inches
Length13 Inches
Weight7.35 Pounds
Width5.9 Inches
Part Number10146
Model10146

5. Mobil

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1 gal, Mobil Delvac Syn Transmission 50

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Mobil #ad - Viscosity index: 146 viscosity SUS @ 100 F: 17. 5 flash point f: 221 pour Point F: Negative 45 Degrees. Price for: each type: manual standards: api gl-4/mt-1, international tms-6816 application: for off-highway industries including: construction, Mining, eaton roadranger e500tm pS-164 Rev 7, Mack TO-A Plus, Quarrying, and Agriculture Item: Transmission Fluid Size: 1 gal. Container type: can Country of Origin subject to change: United States.
BrandMobil #ad
ManufacturerMOBIL #ad
Height10.1 Inches
Length7.5 Inches
Width5.5 Inches
Part Number112812
Model8542047898

6. Ultralub

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Ultralub Ultra1Plus SAE 50 Full Synthetic Manual Transmission Fluid CD-50 | 5 Gallon Pail

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Ultralub #ad - In cold weather, it provides easier shifts and reduced fluid drag for increased fuel economy. Anti-foam. Non-corrosive to yellow metals. Excellent high temperature stability offering better lubrication in arduous conditions. Longer seal life due to fewer deposits and better seal compatibility.
BrandUltralub #ad
ManufacturerUltrachem LLC #ad
Weight39 Pounds
Part NumberUFS50MTP

7. Lucas Oil

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1 Quart, Case of 6, Lucas Oil 10765-6PK SAE 50 WT Synthetic Motorcycle Oil

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Lucas Oil #ad - Country of Origin : United States. Part number: 10765-6PK. Package weight : 12. 5 pounds. Package dimensions: 8. 75 l x 9. 13 h x 7. 75 w inches.
BrandLucas Oil #ad
ManufacturerLucas Oil #ad
Height9.13 Inches
Length8.75 Inches
Weight12.5 Pounds
Width7.75 Inches
Part Number10765-6PK
Model10765-6PK

8. Lucas Oil

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Multi-Colored, Lucas Oil 10765 SAE 50WT Synthetic Motorcycle Oil, 1 Quart

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Lucas Oil #ad - Country of Origin : United States. Part number: 10765. Package dimensions: 4. 35 l x 9 h x 2. 42 w inches. Package weight : 2. 03 pounds.
BrandLucas Oil #ad
ManufacturerLucas Oil #ad
Height9 Inches
Length4.35 Inches
Weight2 Pounds
Width2.42 Inches
Part Number10765
Model10765
WarrantyLimited Manufacturer

9. Royal Purple

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Royal Purple 06050-6PK API-Licensed Heavy Duty SAE 50 High Performance Synthetic Motor Oil, 1 qt. Case of 6

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Royal Purple #ad - Superior Corrosion Protection. Improved compatibility with Fuels Containing Ethanol. Better Wear Protection. Increased Fuel Efficiency.
BrandRoyal Purple #ad
ManufacturerRoyal Purple #ad
Height8.75 Inches
Length4.25 Inches
Weight12 Pounds
Width1.75 Inches
Part Number06050-6PK
Model1050

10. Brad Penn

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Case of 12, Brad Penn 009-7115 50W Racing Oil, 1 Quart

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Brad Penn #ad - Package dimensions : 100 h x 100 l x 100 w inches. Suitable for turbocharged gasoline engines. Package weight: 24. 0 pounds. Made in USA.
BrandBrad Penn #ad
ManufacturerBrad Penn Oil #ad
Height10 Inches
Length14.1 Inches
Weight23.9 Pounds
Width9.1 Inches
Part Number009-7115-12PK
Model009-7115-12PK