1999 Chevrolet K2500 Differentials

Keep Your 1999 Chevrolet K2500 in Top Shape with Quality Differentials

Whether you’re repairing or upgrading your Differential, using high-quality parts is key to keeping your 1999 Chevrolet K2500 looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Differential Bearings, Differential Covers, and Rear Housing Cover Gaskets. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Top-Rated Differentials from Trusted Brands

Looking for a reliable Differential? We’ve got you covered with options from brands you know and trust like National, Dorman, and FELPRO. For example, National Differentials start at just $7.99 with an average 4.3 star rating. Dorman and FELPRO offer similar pricing and quality, backed by strong customer feedback. With over 2,045 reviews and a solid 4 star average, you can shop with confidence knowing other Chevrolet K2500 owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1999 Chevrolet K2500 Differential at Advance Auto Parts is around $214.67, with a range that starts at $2.99 and goes up to $1,110.00. With 225 options in stock from 16 trusted brands, finding the right fit is easy. Popular picks like DEX/MERC ATF Conventional Automatic Transmission Fluid, 1 Quart, Tapered Cone/Cup Wheel Bearing Set, and Axle Housing Cover Gasket: Irregular Shaped 14 Bolt Hole Gasket start at just $8.29 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Differential, don’t forget to check out other key components like 4WD Components and Universal Joints. At Advance Auto Parts, we’re here to help you keep your 1999 Chevrolet K2500 in peak condition, inside and out.

Essential 1999 Chevrolet K2500 Differentials

Powertrax – No-Slip Traction System (Part No.9207853005)

No-Slip Traction System

from

$544.99
For vehicles that are driven daily, the Powertrax No-Slip Traction System is the latest design in quiet traction-adding differential technology. It combines the automatic street-friendly smooth operation of a limited-slip differential with the traction performance of a locking differential. The Powertrax No-Slip locker easily installs in to your differential carrier using basic tools and without affecting your ring and pinion settings. Powertrax Grip-Lok, Lock-Right Lockers and No-Slip Traction Systems automatically provide 100% traction on-demand, under the toughest circumstances. The Powertrax Grip-Pro and Grip-LS performance limited slips offer smooth dependable torque transfer and traction for the best of both worlds!The Powertrax® Lock-Right Locker provides outstanding traction for off-road machines and race vehicles. Powertrax No-Slip Traction Systems deliver excellent performance to street-driven cars and trucks.
  • Powertrax® lockers range from the original, Lock-Right for serious straight-line performance, to the No-Slip traction system for street-able vehicles.
  • Powertrax® offers three levels of GRIP locking differentials, ranging from the clutch-type GRIP LS with a forged steel case, the gear-driven GRIP PRO and finally the GRIP LOK for extreme traction.
  • Powertrax® = Extreme Traction Systems!
  • See More

    Felpro – Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket (Part No.RDS 55477)

    Axle Housing Cover Gasket Irregular Shaped 10 Bolt Hole Gasket

    from

    $87.99
    Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust.

    Product Features:
    • Meets or exceeds all original equipment specifications
    • Application specific design to ensure a perfect fit
    • Unsurpassed quality you can trust
    • Validated for fit, form and function
    • Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes
    See More

    USA Standard Gear – Spartan Spring & Pin Kit, Fits Smaller Designs (Part No.17011)

    Spartan Spring & Pin Kit, Fits Smaller Designs

    from

    $26.99
    Spartan spring & pin kit, fits smaller designs.

    Product Features:
    • Replacement spring and pin kit for Spartan Locker
    • Fits Dana 30, Dana 44, AMC Model 20, AMC Model 35, and Toyota designs
    • Includes 4 springs and 4 alignment pins
    See More

    National – Multi-Purpose Bearing (Part No.A-42)

    Multi-Purpose Bearing

    from

    $41.99
    Product Features:
    • CONSISTENT PERFORMANCE: Matched cup and cone components ensure consistent performance
    • PREMIUM MATERIALS: Precision manufactured using premium-grade steel for outstanding durability and performance
    • SMOOTH ROTATION: Crowned raceways and rollers for even load distribution
    • OE-STYLE DESIGN: Engineered to meet OE specifications
    • COMPREHENSIVE COVERAGE: Industry-leading coverage for domestic and import applications
    • RIGOROUS TESTING: Comprehensive testing throughout design and development processes by National engineers for quality you can count on
    See More

    Yukon Gear – Eaton Positraction Shim Kit For 9.5" GM (Part No.16059)

    Eaton Positraction Shim Kit For 9.5" GM

    from

    $47.99
    Eaton positraction shim kit for 9.5″ GM.

    Product Features:
    • Shim kit
    • Fits GM 9.5″ Eaton positraction
    See More

    Motive Gear – Differential Ring and Pinion (Part No.GM10-390)

    Differential Ring and Pinion

    from

    $233.99


    Product Features:
    • GM 10BL 8.5 R/P 3.90 MG FRT/REAR
    See More

    Motive Gear – Axle Shaft (Part No.GM10FAXL)

    Axle Shaft

    from

    $269.99
    The Motive Gear replacement axle shaft offers an OE-quality axle shaft at a fraction of the OE cost. Manufactured from 1541H material on high-tolerance CNC equipment, this axle shaft is designed to provide a perfect fit every time.

    Product Features:
    • GM 10BL 8.5 AXLE LEFT SIDE, 77-87
    See More

    Yukon Gear – Bearing Race Driver (Part No.56020)

    Bearing Race Driver

    from

    $215.99
    Bearing race driver. No return.

    Product Features:
    • Bearing race driver
    • Fits M802011 race
    • All steel construction
    See More

    LuK – Differential Repair Kit (Part No.GDK324B)

    Differential Repair Kit

    from

    $528.99
    Product Features:
    • Each LuK GearBOX contains all the OE quality bearings needed for a professional transmission repair
    • LuK Differential Bearing Kits are designed to meet or exceed OEM requirements. This will ensure customer satisfaction.
    • LuK Differential Bearing Kits contain the bearings and seals needed to complete the job.
    • LuK Differential Bearing Kits include wear parts such as seals, O-rings, shaft sealing rings, support bearings and spare parts where necessary for eliminating the specific cause of failure.
    See More

    Dorman – Differential Pinion Yoke Assembly (Part No.697-551)

    Differential Pinion Yoke Assembly

    from

    $232.99
    Worn or damaged differential end yoke causing driveline vibrations? This direct replacement end yoke matches the original equipment part for a trustworthy repair and reliable performance.

    Product Features:
    • Direct replacement – this differential end yoke matches the fit and construction of the original yoke
    • Excellent value – this replacement end yoke offers original equipment quality at a fraction of the price of dealer parts
    • Quality materials – this end yoke is machined from cast iron for strength and is precision machined for reliability
    • Validated fit – this differential end yoke has been tested to confirm accurate fit
    See More

    Yukon Gear – Standard Open Carrier Case, GM 9.5" & 9.25" IFS, Loaded (Part No.20097)

    Standard Open Carrier Case, GM 9.5" & 9.25" IFS, Loaded

    from

    $629.99
    9.25″ IFS & 9.5″ case standard Open, loeaded.

    Product Features:
    • Standard open carrier case and spiders
    • Fits GM 9.25″ IFS and 9.5″
    See More

    Motive Gear – Differential Gear Install Kit (Part No.GM9.2IKFL)

    Differential Gear Install Kit

    from

    $52.99


    Product Features:
    • MINI INSTALL KIT GM9.2IFS 98 & ON
    See More

    National – Bearing Race (Part No.HM903210)

    Bearing Race

    from

    $28.49
    Manufactured with premium-grade steel, National taper bearing cups feature crowned raceways to ensure even load distribution.

    Product Features:
    • PREMIUM MATERIALS – Precision manufactured using premium-grade steel for outstanding durability and performance
    • SMOOTH ROTATION – Crowned raceways for even load distribution
    • OE-STYLE DESIGN – Engineered to meet OE specifications
    • COMPREHENSIVE COVERAGE – Industry-leading coverage for domestic and import applications
    • RIGOROUS TESTING – Comprehensive testing throughout design and development processes by National engineers for quality you can count on
    See More

    Felpro – Axle Housing Cover Gasket: Irregular Shaped 14 Bolt Hole Gasket (Part No.RDS 55387)

    Axle Housing Cover Gasket: Irregular Shaped 14 Bolt Hole Gasket

    from

    $8.99
    Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

    Product Features:
    • Meets or exceeds all original equipment specifications
    • Application specific design to ensure a perfect fit
    • Engineered for the sealing repair environment
    • Validated for fit, form and function
    • Unsurpassed quality you can trust
    See More

    Yukon Gear – Redline Synthetic "Shock Proof" Oil With Positraction Additive – 4 Quarts (Part No.15005)

    Redline Synthetic "Shock Proof" Oil With Positraction Additive - 4 Quarts

    from

    $148.99
    Redline Synthetic “Shock Proof” Oil with positraction Additive. 4 Quarts.

    Product Features:
    • Includes four quarts of Redline Shockproof oil and one 4oz bottle of Yukon positraction additive
    See More

    Yukon Gear – Adjuster Lock Bolt For Left Hand Case Half Of 7.2" And 9.25" GM IFS (Part No.33244)

    Adjuster Lock Bolt For Left Hand Case Half Of 7.2" And 9.25" GM IFS

    from

    $32.99
    Adjuster lock bolt for left hand case half of 7.2″ and 9.25″ GM IFS.

    Product Features:
    • Side adjuster lock bolt
    • Fits GM 7.2″ IFS and 9.25″ IFS
    See More

    Yukon Gear – Pinion Install Kit For GM 9.25" Differential (Part No.13074)

    Pinion Install Kit For GM 9.25" Differential

    from

    $319.99
    Yukon Pinion installation kits are a terrific solution for gear installation on lower mileage vehicles where the carrier bearings & races can be reused. This kit uses Timken bearings and races along with a high quality pinion seal and small parts. Included in this kit are the pinion bearings and races, pilot bearing (if applicable), crush sleeve (if applicable), complete pinion shim kit, pinion nut, thread locker, and marking compound with brush. Yukon does extensive research for each application to make sure your kit will arrive with all the correct parts you need to install your pinion gear.

    Product Features:
    • Fits GM 9.25″ IFS
    • Included are pinion bearings and races, pinion seal, crush sleeve, complete pinion shim kit, and marking compound with brush.
    See More

    Yukon Gear – Standard Open Cross Pin Shaft For Four Pinion Design For GM 10.5" 14 Bolt Truck (Part No.33405)

    Standard Open Cross Pin Shaft For Four Pinion Design For GM 10.5" 14 Bolt Truck

    from

    $89.99
    Standard Open cross pin shaft for four pinion design for GM 14T.

    Product Features:
    • Cross pin shaft
    • Fits GM 10.5″ 14 bolt truck
    See More

    Yukon Gear – Differential Cover B (Part No.33569)

    Differential Cover B

    from

    $5.99
    Differential Cover B

    Yukon Gear – GM Side Gear Spacer Sleeve For GM 9.25" IFS (Part No.33533)

    GM Side Gear Spacer Sleeve For GM 9.25" IFS

    from

    $40.99
    Product Features:
    • Side gear spacer sleeve
    • Fits GM 9.25″ IFS
    See More

    Yukon Gear – Pinion Depth Shims For 10.5" GM 14 Bolt Truck (Part No.55058)

    Pinion Depth Shims For 10.5" GM 14 Bolt Truck

    from

    $37.99
    14T GM pinion shim kit.

    Product Features:
    • Pinion depth shims for GM 10.5″ 14 bolt truck
    See More

    Yukon Gear – O-Ring For Left Hand Carrier Bearing Adjuster For 9.25" GM IFS (Part No.33133)

    O-Ring For Left Hand Carrier Bearing Adjuster For 9.25" GM IFS

    from

    $15.99
    O-ring for left hand carrier bearing adjuster for 9.25″ GM IFS.

    Product Features:
    • Axle o-ring
    • Fits Chrysler 9.25″ IFS
    See More

    Yukon Gear – Left Hand Adjuster Lock Nut For 9.25" GM (Part No.33354)

    Left Hand Adjuster Lock Nut For 9.25" GM

    from

    $26.99
    Left hand adjuster lock nut for 9.25″ GM.

    Product Features:
    • Side adjuster lock nut
    • Fits GM 9.25″
    See More

    USA Standard Gear – Master Overhaul Kit for the ’98 and Newer GM 10.5" 14T Differential (Part No.37046)

    Master Overhaul Kit for the '98 and Newer GM 10.5" 14T Differential

    from

    $405.99
    USA Standard Master Overhaul kits let you finish your install with confidence. This kit uses Koyo bearings and races. Included are carrier bearings and races, pinion bearings and races, pinion seal, complete shim kit, ring gear bolts, pinion nut, crush sleeve (if applicable), oil baffles and slingers (if applicable), threading locking compound, marking compound with brush and gasket.

    Product Features:
    • Fits 1998 and up GM 10.5″ 14 bolt truck
    • Uses Koyo bearings and races
    • Included are carrier bearings and races, pinion bearings and races, pilot bearing, pinion seal, complete shim kit, pinion nut, crush sleeve, thread locker, marking compound with brush and gasket.
    See More

    Felpro – Axle Housing Cover Gasket: Irregular Shaped 14 Bolt Hole Gasket (Part No.RDS 55063)

    Axle Housing Cover Gasket: Irregular Shaped 14 Bolt Hole Gasket

    from

    $8.29
    Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

    Product Features:
    • Meets or exceeds all original equipment specifications
    • Application specific design to ensure a perfect fit
    • Engineered for the sealing repair environment
    • Validated for fit, form and function
    • Unsurpassed quality you can trust
    See More

    Yukon Gear – 10.5" GM 14 Bolt Truck Crush Sleeve (Part No.33108)

    10.5" GM 14 Bolt Truck Crush Sleeve

    from

    $7.99
    10.5″ GM 14 bolt truck crush sleeve, 1988 & OLDER. Approx 0.825″ long.

    Product Features:
    • Crush sleeve for 1988 and down GM 10.5″ 14 bolt truck
    • 0.825″ tall
    See More

    Dorman – Differential Cover (Part No.697-711)

    Differential Cover

    from

    $63.99
    This direct replacement differential cover matches the fit and function of the original equipment diff cover for a reliable, leak-free repair. It features a durable design, made to strict specifications, to help ensure reliable service life.

    Product Features:
    • Direct replacement – this differential cover matches the fit and function of the original equipment diff cover on select vehicles
    • Reliable repair – the smart solution for fixing an existing cover that’s rusted, damaged or leaking differential fluid
    • Durable construction – this differential cover is made according to strict engineering standards to help ensure dependability
    • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
    See More

    Pro-King – Differential Internal Nest Kit (Part No.743B717)

    Differential Internal Nest Kit

    from

    $221.99
    Pro-King is the leading supplier of transmission and driveline products in the aftermarket.

    Product Features:
    • All products are designed to meet or exceed OE quality, form, fit and funtion.
    See More

    Most Popular Differential Bearings for 1999 Chevrolet K2500s

    Enhance your 1999 Chevrolet K2500 with one of the 11 Differential Bearings we have in stock, starting at just $7.79.

    National – Bearing Race (Part No.382A)

    Bearing Race

    from

    $10.99
    Manufactured with premium-grade steel, National taper bearing cups feature crowned raceways to ensure even load distribution.

    Product Features:
    • PREMIUM MATERIALS – Precision manufactured using premium-grade steel for outstanding durability and performance
    • SMOOTH ROTATION – Crowned raceways for even load distribution
    • OE-STYLE DESIGN – Engineered to meet OE specifications
    • COMPREHENSIVE COVERAGE – Industry-leading coverage for domestic and import applications
    • RIGOROUS TESTING – Comprehensive testing throughout design and development processes by National engineers for quality you can count on
    See More

    National – Bearing Race (Part No.LM501314)

    Bearing Race

    from

    $9.29
    Manufactured with premium-grade steel, National taper bearing cups feature crowned raceways to ensure even load distribution.

    Product Features:
    • PREMIUM MATERIALS – Precision manufactured using premium-grade steel for outstanding durability and performance
    • SMOOTH ROTATION – Crowned raceways for even load distribution
    • OE-STYLE DESIGN – Engineered to meet OE specifications
    • COMPREHENSIVE COVERAGE – Industry-leading coverage for domestic and import applications
    • RIGOROUS TESTING – Comprehensive testing throughout design and development processes by National engineers for quality you can count on
    See More

    Driveworks – Tapered Cone/Cup Wheel Bearing Set (Part No.S-A-35)

    Tapered Cone/Cup Wheel Bearing Set

    from

    $26.99
    Value-priced bearing meets all cataloged application requirements.

    Product Features:
    • Brand may vary by location
    See More

    National – Bearing Race (Part No.LM102910)

    Bearing Race

    from

    $7.79
    Manufactured with premium-grade steel, National taper bearing cups feature crowned raceways to ensure even load distribution.

    Product Features:
    • PREMIUM MATERIALS – Precision manufactured using premium-grade steel for outstanding durability and performance
    • SMOOTH ROTATION – Crowned raceways for even load distribution
    • OE-STYLE DESIGN – Engineered to meet OE specifications
    • COMPREHENSIVE COVERAGE – Industry-leading coverage for domestic and import applications
    • RIGOROUS TESTING – Comprehensive testing throughout design and development processes by National engineers for quality you can count on
    See More

    Driveworks – Tapered Cone Wheel Bearing Assembly (Part No.S-387-AS)

    Tapered Cone Wheel Bearing Assembly

    from

    $18.49
    Value-priced bearing meets all cataloged application requirements.

    Product Features:
    • Brand may vary by location
    See More

    National – Tapered Roller Bearing Cone (Part No.LM501349)

    Tapered Roller Bearing Cone

    from

    $19.99
    Manufactured with premium-grade steel, National taper bearing cones feature crowned raceways and rollers to ensure even load distribution.

    Product Features:
    • PREMIUM MATERIALS – Precision manufactured using premium-grade steel for outstanding durability and performance
    • SMOOTH ROTATION – Crowned raceways and rollers for even load distribution
    • OE-STYLE DESIGN – Engineered to meet OE specifications
    • COMPREHENSIVE COVERAGE – Industry-leading coverage for domestic and import applications
    • RIGOROUS TESTING – Comprehensive testing throughout design and development processes by National engineers for quality you can count on
    See More

    National – Bearing Race (Part No.LM501310)

    Bearing Race

    from

    $8.49
    Product Features:
    • PREMIUM MATERIALS: Precision manufactured using premium-grade steel for outstanding durability and performance
    • SMOOTH ROTATION: Crowned raceways for even load distribution
    • OE-STYLE DESIGN: Engineered to meet OE specifications
    • COMPREHENSIVE COVERAGE: Industry-leading coverage for domestic and import applications
    • RIGOROUS TESTING: Comprehensive testing throughout design and development processes by National engineers for quality you can count on
    See More

    National – Tapered Roller Bearing Cone (Part No.JLM506849A)

    Tapered Roller Bearing Cone

    from

    $38.99
    Product Features:
    • PREMIUM MATERIALS: Precision manufactured using premium-grade steel for outstanding durability and performance
    • SMOOTH ROTATION: Crowned raceways and rollers for even load distribution
    • OE-STYLE DESIGN: Engineered to meet OE specifications
    • COMPREHENSIVE COVERAGE: Industry-leading coverage for domestic and import applications
    • RIGOROUS TESTING: Comprehensive testing throughout design and development processes by National engineers for quality you can count on
    See More

    Yukon Gear – Standard Open And Gov-Loc Cross Pin Bolt With M10X1.5 Thread For 9.5" And 9.25" GM IFS (Part No.33342)

    Standard Open And Gov-Loc Cross Pin Bolt With M10X1.5 Thread For 9.5" And 9.25" GM IFS

    from

    $23.99
    Product Features:
    • Cross pin bolt
    • Fits GM 9.5″ and 9.25″ IFS
    See More

    FAG US – Cup (Part No.M88010)

    Cup

    from

    $11.29
    With advanced load-carrying capacity and compact design, tapered roller bearings are used in wheel bearings, transmissions, differentials, transfer cases and other miscellanous applications. FAG manufacturers over 100 million tapered roller bearings annually.

    Product Features:
    • High-precision and High-quality components used in all KITs
    • Coverage of classic and new high-tech solutions for the best system coverage
    See More

    FAG US – Cup (Part No.LM501310)

    Cup

    from

    $9.99
    With advanced load-carrying capacity and compact design, tapered roller bearings are used in wheel bearings, transmissions, differentials, transfer cases and other miscellanous applications. FAG manufacturers over 100 million tapered roller bearings annually.

    Product Features:
    • High-precision and High-quality components used in all KITs
    • Coverage of classic and new high-tech solutions for the best system coverage
    See More

    Best-Selling 1999 Chevrolet K2500 Differential Covers

    Upgrade your K2500 with one of our 9 best-selling Differential Covers, earning an average 4.75 stars rating across 26 reviews.

    Dorman – Differential Cover (Part No.697-711)

    Differential Cover

    from

    $63.99
    This direct replacement differential cover matches the fit and function of the original equipment diff cover for a reliable, leak-free repair. It features a durable design, made to strict specifications, to help ensure reliable service life.

    Product Features:
    • Direct replacement – this differential cover matches the fit and function of the original equipment diff cover on select vehicles
    • Reliable repair – the smart solution for fixing an existing cover that’s rusted, damaged or leaking differential fluid
    • Durable construction – this differential cover is made according to strict engineering standards to help ensure dependability
    • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
    See More

    Dorman – Differential Cover (Part No.697-703)

    Differential Cover

    from

    $46.99
    This direct replacement differential cover matches the fit and function of the original equipment diff cover for a reliable, leak-free repair. It features a durable design, made to strict specifications, to help ensure reliable service life.

    Product Features:
    • Direct replacement – this differential cover matches the fit and function of the original equipment diff cover on select vehicles
    • Reliable repair – the smart solution for fixing an existing cover that’s rusted, damaged or leaking differential fluid
    • Durable construction – this differential cover is made according to strict engineering standards to help ensure dependability
    • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
    See More

    Yukon Gear – Steel Cover For GM 9.5", Threaded For Fill Plug, Plug Not Included (Part No.32333)

    Steel Cover For GM 9.5", Threaded For Fill Plug, Plug Not Included

    from

    $93.99
    Steel cover for GM 9.5″ Threaded for fill plug, fill plug not included.

    Product Features:
    • Fits GM 9.5″
    • Steel
    See More

    Yukon Gear – Steel Cover For GM 10.5" 14 Bolt Truck (Part No.32345)

    Steel Cover For GM 10.5" 14 Bolt Truck

    from

    $92.99
    Product Features:
    • Fits GM 10.5″ 14 bolt truck
    • Steel
    See More

    Yukon Gear – Chrome Cover For 9.5" GM (Part No.32018)

    Chrome Cover For 9.5" GM

    from

    $72.99
    Product Features:
    • Fits GM 9.5″
    • Chrome
    See More

    Yukon Gear – Chrome Cover For 10.5" GM 14 Bolt Truck (Part No.32013)

    Chrome Cover For 10.5" GM 14 Bolt Truck

    from

    $59.99
    Chrome cover for GM 14T.

    Product Features:
    • Fits GM 10.5″ 14 bolt truck
    • Chrome
    See More

    ATP – DIFF COVER KIT (Part No.111104)

    DIFF COVER KIT

    from

    $40.99
    DIFF COVER KIT

    aFe POWER – Differential Cover (Part No.46-70372)

    Differential Cover

    from

    $558.99
    aFe Power’s new rear differential cover brings performance engineering to the protection of your axle’s differential. This differential cover is constructed out of durable A356-T6 cast aluminum with reinforcing ribs for maximum strength. Mounting hardware is included for a hassle-free installation. An oil level sight glass and calibration plug set to the factory level prevents overfilling of the differential. A magnetic drain plug and a deep reach magnetic fill plug are provided for maximum protection. This cover is finished in black powder-coating with machined fins for a distinctive look. 4 Quart Gear Oil Capacity: This cover has about a 4 quart gear oil capacity at the factory fill level, factory cover holds about 3 quarts. Built-in External Fins: Built-in external fins transfer heat from the fluid to the outside air for maximum cooling. Magnetic Drain/Fill Plug: This system incorporates a magnetic drain and deep reach fill plug that captures loose particles for maximum rear-end protection. Oil Level Sight Glass: Large oil level sight glass with 1/8” NPT calibration plug set to the factory fluid level to eliminate overfilling. When it comes to engineering for power, performance, protection and value, aFe Power is the only choice.

    Product Features:
    • Constructed of Durable A356 Die Cast Aluminum
    • Reinforcing Ribs and Black Powder coating w/Machined Fins
    • Magnetic Drain and Fill Plugs Capture Loose Particles
    • Large Oil Level Sight Glass w/ Calibration Plug
    See More

    aFe POWER – Differential Cover (Part No.46-70370)

    Differential Cover

    from

    $296.99
    aFe Power’s new rear differential cover brings performance engineering to the protection of your axle’s differential. This differential cover is constructed out of durable A356-T6 cast aluminum with reinforcing ribs for maximum strength. Mounting hardware is included for a hassle-free installation. A calibration plug set to the factory level prevents overfilling of the differential. A magnetic drain plug and a deep reach magnetic fill plug are provided for maximum protection. This cover has a raw finish with machined fins for a distinctive look. 4 Quart Gear Oil Capacity: This cover has about a 4 quart gear oil capacity at the factory fill level, factory cover holds about 3 quarts. Built-in External Fins: Built-in external fins transfer heat from the fluid to the outside air for maximum cooling. Magnetic Drain/Fill Plug: This system incorporates a magnetic drain and deep reach fill plug that captures loose particles for maximum rear-end protection. Oil Level calibration plug: A 1/8″ NPT calibration plug is set to the factory fluid level which eliminates accidental overfilling. When it comes to engineering for power, performance, protection and value, aFe Power is the only choice.

    Product Features:
    • Constructed of Durable A356-T6 Cast Aluminum
    • Reinforcing Ribs w/ a Raw Finish and Machined Fins
    • Magnetic Drain and Fill Plugs Capture Loose Particles
    • Calibration Plug Set to Factory Fluid Level
    See More

    Top-Quality Rear Housing Cover Gaskets for 1999 Chevrolet K2500s

    Choose a high-quality OEM or aftermarket Rear Housing Cover Gasket for Chevrolet K2500s and enjoy top-notch performance from $8.99.

    Felpro – Axle Housing Cover Gasket: Irregular Shaped 14 Bolt Hole Gasket (Part No.RDS 55387)

    Axle Housing Cover Gasket: Irregular Shaped 14 Bolt Hole Gasket

    from

    $8.99
    Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

    Product Features:
    • Meets or exceeds all original equipment specifications
    • Application specific design to ensure a perfect fit
    • Engineered for the sealing repair environment
    • Validated for fit, form and function
    • Unsurpassed quality you can trust
    See More

    Top Picks for 1999 Chevrolet K2500 Rear Differential Cover Gaskets

    Invest in one of our 4 durable Rear Differential Cover Gaskets for your 1999 Chevrolet, knowing you’re getting trusted brands and expert craftsmanship.

    Felpro – Axle Housing Cover Gasket: Irregular Shaped 14 Bolt Hole Gasket (Part No.RDS 55063)

    Axle Housing Cover Gasket: Irregular Shaped 14 Bolt Hole Gasket

    from

    $8.29
    Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

    Product Features:
    • Meets or exceeds all original equipment specifications
    • Application specific design to ensure a perfect fit
    • Engineered for the sealing repair environment
    • Validated for fit, form and function
    • Unsurpassed quality you can trust
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    Yukon Gear – GM 10.5′ 14 Bolt Truck Cover Gasket (Part No.23016)

    GM 10.5' 14 Bolt Truck Cover Gasket

    from

    $13.99
    14T cover gasket.

    Product Features:
    • Cover gasket
    • Fits GM 10.5″ 14 bolt truck
    See More

    Yukon Gear – 9.5" GM Cover Gasket (Part No.23023)

    9.5" GM Cover Gasket

    from

    $13.99
    9.5″ GM cover gasket.

    Product Features:
    • Cover gasket
    • Fits GM 9.5″
    See More

    Pro-King – Differential Cover Gasket (Part No.743B303)

    Differential Cover Gasket

    from

    $3.99
    Pro-King is the leading supplier of transmission and driveline products in the aftermarket.

    Product Features:
    • All products are designed to meet or exceed OE quality, form, fit and funtion.
    See More

    Top-Rated Differential Oil for 1999 Chevrolet K2500s

    Make a smart move for your 1999 Chevrolet K2500 with products all priced from $10.29 to $148.99.

    Mobil 1 – 75W-90 Full Synthetic Gear Lubricant, Extends Gear Life, 1 Quart (Part No.26101)

    75W-90 Full Synthetic Gear Lubricant, Extends Gear Life, 1 Quart

    from

    $19.99
    Mobil 1 Synthetic Gear Lubricant LS 75W-90 is a supreme, multi-purpose automotive gear lubricant that helps to provide exceptional thermal stability and resistance to high temperature oxidation, extending gear life due to minimal deposits. Helps to deliver outstanding protection against low speed/high torque wear with the capability to handle severe driving conditions while delivering smooth efficient performance. Mobil 1 Synthetic Gear Lubricant LS provides exceptional shear stability, corrosion protection, and enhanced frictional properties. Compared to conventional hypoid gear lubricants, Mobil 1 LS 75W-90 performs exceptionally over a wide range of temperatures to reduce wear at start up. Mobil 1 gear lube helps to minimize leakage and reduce contamination while providing good resistance to foaming to maintain film strength for reliable lubrication. Meets or exceeds the requirements of the following industry specifications: API GL-5.

    Product Features:
    • Mobil 1 LS synthetic automotive gear lubricant exceeds the highest level of performance requirements of modern passenger vehicles
    • Helps to provide exceptional thermal stability and resistance to high temperature oxidation and extend gear life due to minimal deposits
    • Delivers outstanding protection against low speed/high torque wear, handling severe driving conditions with smooth, efficient performance
    • Compared to conventional hypoid gear lubricants, performs exceptionally over a wide range of temperatures to reduce wear at start up
    • Provides exceptional shear stability, corrosion protection, and enhanced frictional properties
    • Manufacturer Part Number: 104361
    See More

    Valvoline – DEXRON – VI ATF Full Synthetic Automatic Transmission Fluid, 1 Quart (Part No.822405)

    DEXRON - VI ATF Full Synthetic Automatic Transmission Fluid, 1 Quart

    from

    $14.49
    Valvoline DEXRON-VI/MERCON LV ATF is a full-synthetic transmission fluid formulated with advanced additive technology to meet and exceed the requirements of the General Motors DEXRON-VI specification. It is officially licensed and approved by GM and is fully back-serviceable and can be used wherever DEXRON-II and/or DEXRON-III are recommended. Recommended for use in the following applications: DEXRON-VI, DEXRON-III, DEXRON-II, and Allison C-4.

    Product Features:
    • Formulated with full-synthetic base stocks and advanced additive technology to meet the challenging demands of automatic transmissions
    • Enhanced anti-shudder protection for smooth shifting and maximum power transfer
    • Developed with anti-wear technology to help improve transmission durability
    • Engineered with a proprietary blend of base oils and advanced additives to provide better oil flow at low temperatures and greater film protection at higher temperatures
    See More

    Valvoline – DEX/MERC ATF Conventional Automatic Transmission Fluid, 1 Quart (Part No.798153)

    DEX/MERC ATF Conventional Automatic Transmission Fluid, 1 Quart

    from

    $11.99
    Valvoline DEX/MERC ATF is a high-quality transmission fluid formulated to meet the challenging demands of many automatic transmissions. Its responsive low-temperature fluidity is beneficial in both electronic and hydraulic controlled transmissions and transaxles. Recommended for use in the following applications: MERCON*, DEXRON*-III, Ford M2C138-CJ and M2C166-H, Allison C-4 and TES-389, and Caterpillar TO-2.

    Product Features:
    • Formulated with premium base stocks and advanced additive technology to meet the challenging demands of automatic transmissions
    • Enhanced anti-shudder protection for smooth shifting and maximum power transfer
    • Developed with anti-wear technology to help improve transmission durability
    • Engineered with a proprietary blend of base oils and advanced additives to provide better oil flow at low temperatures and greater film protection at higher temperatures
    See More

    Yukon Gear – Redline Synthetic "Shock Proof" Oil With Positraction Additive – 4 Quarts (Part No.15005)

    Redline Synthetic "Shock Proof" Oil With Positraction Additive - 4 Quarts

    from

    $148.99
    Redline Synthetic “Shock Proof” Oil with positraction Additive. 4 Quarts.

    Product Features:
    • Includes four quarts of Redline Shockproof oil and one 4oz bottle of Yukon positraction additive
    See More

    Yukon Gear – Redline Synthetic "Shock Proof" Oil – 3 Quarts (Part No.15000)

    Redline Synthetic "Shock Proof" Oil - 3 Quarts

    from

    $99.99
    Redline Synthetic “Shock Proof” Oil. 3 Quarts.

    Product Features:
    • Includes three quarts of Redline Shockproof oil
    See More

    Yukon Gear – Redline Synthetic "Shock Proof" Oil – 4 Quarts (Part No.15004)

    Redline Synthetic "Shock Proof" Oil - 4 Quarts

    from

    $137.99
    Redline Synthetic “Shock Proof” Oil. 4 Quarts.

    Product Features:
    • Includes four quarts of Redline Shockproof oil
    See More

    Idemitsu – Type HP Automatic Transmission Fluid , 1 Quart (Part No.10107-042F)

    Type HP Automatic Transmission Fluid , 1 Quart

    from

    $10.29
    Formulated to meet the specific requirements of Subaru vehicles equipped with conventional (non-CVT) transmissions up to model year 2005. Recommended for service-fill in all Subaru automatic transmissions where SUBARU ATF HP is specified. Fuel economy demands and more sophisticated electronic controls have made automatic transmissions not only more complex, but also unique to each vehicle manufacturer. Long gone are the days of having just a couple choices of automatic transmission fluid type. Idemitsu is the factory fill Automatic Transmission Fluid (ATF) supplier to most Asian imports. Idemitsu application-specific ATF products match the exact friction materials and performance requirements of each different vehicle model for which they are made.

    Product Features:
    • Excellent resistance to oxidation and thermal breakdown provide long fluid life and extended protection
    • Precisely engineered frictional characteristics guarantee smooth shifting and outstanding anti-shudder performance
    • Excellent resistance to oxidation and thermal breakdown provide long fluid life and extended protection
    • Excellent seal compatibility and conditioning reduces risk of fluid leaks due to seal shrinkage, hardening and cracking
    • Advanced anti-wear technology provides maximum protection to gears and bearings
    • Precisely engineered frictional characteristics guarantee smooth shifting and outstanding anti-shudder performance
    • Provides superior cleanliness, maintaining the transmission free of sludge and varnish deposits
    • Excellent seal compatibility and conditioning reduces risk of fluid leaks due to seal shrinkage, hardening and cracking
    • Advanced anti-wear technology provides maximum protection to gears and bearings
    See More

    Top-Rated Differential Brands For Your 1999 Chevrolet K2500

    When it comes to finding the perfect Differential for your 1999 Chevrolet K2500, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 16 trusted brands. We carry the most popular Differential brands including FELPRO, National, and Dorman, and more, all known for their exceptional customer ratings (average brand rating of 4.6 stars) and competitive prices, as low as $7.99. Purchasing a Differential from us here at Advance Auto Parts is a smart move for both you and your 1999 Chevrolet K2500, providing peace of mind with parts that meet or exceed OEM standards.

    Popular FELPRO 1999 Chevrolet K2500 Differentials

    If you’re looking for a top-quality Differential for your 1999 Chevrolet K2500, Advance Auto Parts has exactly what you need with our selection of FELPRO Differentials. We have 2 FELPRO Differentials in stock for this fitment, all known for their durability and precision fit. With prices starting at just $8.29 and an average cost of $8.64, you’ll find the perfect Differential for your needs and budget. FELPRO Differentials for the 1999 Chevrolet K2500 come highly rated, with over 33 customer reviews and an impressive average rating of 4.6 stars. Choosing a FELPRO Differential from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.

    Top-Quality National 1999 Chevrolet K2500 Differentials

    For those in search of a high-quality Differential for their 1999 Chevrolet K2500, Advance Auto Parts offers a great selection of National Differentials. With 3 National Differentials in stock, you can trust you’re getting top-tier parts designed for durability and a perfect fit. Prices for these Differentials start at just $7.99, with an average price of $9.42, giving you a range of options to suit your budget. Backed by over 12 customer ratings and an average rating of 4.3 stars, National Differentials provide both reliability and excellent performance. Choosing a National Differential from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.
    Bearing Race
    from $9.29
    (2)
    Bearing Race
    “Reasonable price and woks well. front diff 2006 Escalade esv”
    Bearing Race
    from $7.99
    (4)
    Bearing Race
    “Goes with M88010 bearing cup. Application was the pinion bearing race for a Ford 9 Inch on a 1957 Ford F-100.”
    Bearing Race
    from $10.99
    (6)
    Bearing Race
    “Fit perfectly. No difficulty replacing my old ones.”

    FAQs for 1999 Chevrolet K2500 Differentials

    What are the best-selling Differentials for 1999 Chevrolet K2500s?

    Out of 225 Differentials that fit 1999 Chevrolet K2500s, the following parts are the top sellers:

    What’s the price range for 1999 Chevrolet K2500 Differentials?

    The prices of Differentials for the 1999 Chevrolet K2500 range from $2.99 up to $1,110.00 for the most premium parts.

    What is the average price of a Differential for a 1999 Chevrolet K2500?

    The average price for Differentials for the 1999 Chevrolet K2500 is $214.67. Keep in mind the variety of part types within our Differential category, where you are likely to find a wide range of prices across a variety of parts and components.

    Does Advance Auto Parts sell Differentials for other Chevrolet K2500 model years?

    Yes, we carry Differentials for 11 model years of Chevrolet K2500s between 1988 and 2000. The following model years are the most popular for Differential purchases: 2000, 1998, 1997, 1996, 1995, 1994, 1993, 1992, and 1991.

    What are the cheapest Differentials for my 1999 Chevrolet K2500?

    The cheapest 1999 Chevrolet K2500 Differentials we carry are:

    Does Advance Auto Parts sell Differentials for any other 1999 Chevrolet models?

    Yes. We stock Differentials for 34 other popular 1999 Chevrolet models. Some of the most popular are 1999 Tahoe Differentials, 1999 Silverado 1500 Differentials, 1999 Malibu Differentials, 1999 Camaro Differentials, and 1999 Monte Carlo Differentials.

    What types of Differentials do you sell for my 1999 Chevrolet K2500?

    As of 11/2/25, these are some of the most in-demand types of Differentials for a 1999 Chevrolet K2500:

    Can I get help with 1999 Chevrolet K2500 Differential orders?

    Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Chevrolet Differentials and more.

    What is your return policy for Chevrolet K2500 Differentials?

    Advance Auto Parts keeps returns simple. For new Chevrolet K2500 Differentials and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.