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    Lucas Oil Heavy Duty Gear Oil 85W-140 | 1 Quart, Case of 12 | 10042

    Part Number: 10042
    Regular Price $119.99

    Currently out of stock.

    Not sure it fits your vehicle?
    Email sales@berryperformancesales.com with your year, make, model and engine, and we'll help you check fitment before you order.
    Fast Fulfillment: In-stock orders typically ship within 1 to 2 business days.
    Free Shipping on Orders Over $99 | Excludes freight shipments
    International Shipping Available: email sales@berryperformancesales.com for a quote.
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    Lucas Oil Heavy Duty Gear Oil 85W-140 is a conventional SAE 85W-140 gear lubricant built for high-load differentials, towing, and racing use. It carries a limited-slip additive along with anti-wear and lubricity agents that help protect ring and pinion gears under heat and heavy stress.

    • Type: Conventional heavy duty gear oil
    • Grade: SAE 85W-140
    • Additives: Limited-slip additive, anti-wear and lubricity agents
    • Application: High-load differentials, towing, racing
    • Container: 1 Quart
    • Sold as: Case of 12 (12 x 1 Quart)
    • Part number: 10042

    FAQ

    What viscosity is this gear oil?

    It is an SAE 85W-140 grade heavy duty gear oil.

    Does it work in limited-slip differentials?

    Yes. It includes a limited-slip additive, so it is suited to limited-slip differentials as well as standard units.

    Is it synthetic or conventional?

    It is a conventional gear oil.

    Shipping Policy
    • Free shipping on orders over $99 (excludes freight shipments).
    • In-stock orders typically ship within 1 to 2 business days. Weekend and holiday orders are processed the next business day.
    • Orders ship from Defiance, Ohio and a nationwide network of warehouses and manufacturers.
    • Items showing an ETA are not in stock yet. ETAs come from the manufacturer and can change.
    • No P.O. Boxes. International orders need a shipping quote, so email us first.

    Read the full Shipping Policy

    Return Policy
    • 30-day return window from the ship date. Returns must be approved first; email sales@berryperformancesales.com with your order number.
    • Items must be unused, complete and in the original packaging.
    • A 20% restocking fee applies, and return shipping is paid by the buyer.
    • Not returnable: installed or modified parts, opened or used programmers and tuners, custom orders, Open Box, and Clearance or Final Sale items.
    • Damaged, defective or incorrect items must be reported within 48 hours of delivery with photos.

    Read the full Return Policy

    Disclaimer

    All products are sold for off-road use only unless otherwise specified. Buyer assumes all responsibility for installation and operation. Seller is not liable for any incidental, indirect, or consequential damages — including engine failure, labor costs, or vehicle downtime — resulting from the use of any product sold.

    By making a purchase from Berry Performance Sales, you acknowledge and agree to abide by the terms and conditions of these Policies.

    For any questions or concerns, please contact us — we’re always happy to help.

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