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10 Best gear oils of 2026

Explore top picks
  • Best Choice

    1

    Mobil1 1043611 Full Synthetic Gear Lubricant, 75W-90 Quart 6 PK
    Speedway Motors
    9.9
    Exceptional

    Mobil1 1043611 Full Synthetic Gear Lubricant, 75W-90 Quart 6 PK

    • asin:B09QS1J14P
    • date first available:January 19, 2022
    • best sellers rank: 7 in Gear Oils
    • manufacturer:Mobil 1
    • product dimensions:N/A
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    Careful review Our team ensures quality, value, and fit based on real user feedback
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  • Value for Money

    2

    Valvoline SynPower SAE 75W-90 Full Synthetic Gear Oil 1 GA
    Valvoline
    9.6
    Exceptional

    Valvoline SynPower SAE 75W-90 Full Synthetic Gear Oil 1 GA

  • 3

    Valvoline FlexFill Advanced Full Synthetic 75W-90 Gear Oil 1 Quart Pouch
    Valvoline
    9.5
    Excellent

    Valvoline FlexFill Advanced Full Synthetic 75W-90 Gear Oil 1 Quart Pouch

    • asin:B08K99GJXJ
    • date first available:September 28, 2020
    • best sellers rank: 304 in Automotive See Top 100 in Automotive 1 in Gear Oils
    • manufacturer: Valvoline
    • product dimensions: 4.25 x 3.38 x 12 inches

  • 4

    Lucas Oil 10046 SAE 80W-90 Heavy Duty Gear Oil - 1 Gallon
    Lucas Oil
    9.2
    Excellent

    Lucas Oil 10046 SAE 80W-90 Heavy Duty Gear Oil - 1 Gallon

    • asin:B000IG5QPK
    • date first available:September 9, 2006
    • best sellers rank:#3,490 in Automotive (See Top 100 in Automotive) #1 in Heavy Duty Vehicle Oils #8 in Gear Oils
    • manufacturer:‎Lucas Oil
    • product dimensions:‎4 x 6 x 6 inches

  • 5

    Valvoline High Performance SAE 80W-90 Gear Oil 1 GA
    Valvoline
    9.0
    Excellent

    Valvoline High Performance SAE 80W-90 Gear Oil 1 GA

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  • 6

    Lucas Oil 10122 Synthetic SAE 75W-140 Gear Oil - 1 Gallon
    Lucas Oil
    8.7
    Very Good

    Lucas Oil 10122 Synthetic SAE 75W-140 Gear Oil - 1 Gallon

    • asin:B000IG7PMM
    • date first available:September 9, 2006
    • best sellers rank: 22,336 in Automotive See Top 100 in Automotive 5 in Heavy Duty Vehicle Oils 35 in Gear Oils
    • manufacturer: Lucas Oil
    • product dimensions: 6 x 6 x 12 inches

  • 7

    Lucas Oil 10048 Synthetic SAE 75W-90 Gear Oil - 1 Gallon
    Lucas Oil
    8.6
    Very Good

    Lucas Oil 10048 Synthetic SAE 75W-90 Gear Oil - 1 Gallon

    • asin:B000IG20RC
    • date first available:September 9, 2006
    • best sellers rank: 16,952 in Automotive See Top 100 in Automotive 26 in Gear Oils
    • manufacturer: Lucas Oil
    • product dimensions: 4 x 6 x 6 inches

  • 8

    ACDelco GM Original Equipment 10-4034 (88862624) Dexron LS 75W-90 Gear Oil - 32 oz
    ACDelco
    8.5
    Good

    ACDelco GM Original Equipment 10-4034 (88862624) Dexron LS 75W-90 Gear Oil - 32 oz

  • 9

    Lucas Oil 10045 Heavy Duty SAE 85W-140 Gear Oil - 1 Gallon
    Lucas Oil
    8.3
    Good

    Lucas Oil 10045 Heavy Duty SAE 85W-140 Gear Oil - 1 Gallon

  • 10

    Triax Gear Premium LS 80W-90, GL-5 Limited Slip Ready, Manual Transmissions, Hypoid Gear Systems, Differentials, NATO Military Approved, Widest OEM Specification Range (1 Gallon)
    Triax
    8.0
    Good

    Triax Gear Premium LS 80W-90, GL-5 Limited Slip Ready, Manual Transmissions, Hypoid Gear Systems, Differentials, NATO Military Approved, Widest OEM Specification Range (1 Gallon)

    • asin:B07QPPTG5N
    • date first available:March 30, 2018
    • best sellers rank:#31 in Gear Oils
    • manufacturer:TRIAX LUBRICANTS LLC
    • product dimensions:4.6 x 6.5 x 9.5 inches; 8.31 Pounds

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