1991 GMC Sonoma Differentials

Essential 1991 GMC Sonoma Differentials

ACDelco – Differential Pinion (Part No.J7020209161ACD)

Differential Pinion

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$106.88
Differential Pinion

Dorman – Rear Axle Shaft, Left or Right (Part No.630-123)

Rear Axle Shaft, Left or Right

from

$233.99
Axle shaft damaged or bearings worn out? This axle shaft directly replaces the original equipment on certain vehicles, complete with all necessary application-specific installation components.

Product Features:
  • Direct replacement – this axle shaft replaces the original equipment on specific vehicle years, makes and models
  • Complete kit – each shaft includes critical installation hardware and components needed for specific vehicle applications
  • Durable construction – designed to rigorous standards and tested to ensure performance
  • Trustworthy solution – backed by team of engineers and quality control specialists in the United States
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Yukon Gear – Pinion Depth Shims For GM 7.5", 7.75", 8.2" & 12 Bolt Truck (Part No.55008)

Pinion Depth Shims For GM 7.5", 7.75", 8.2" & 12 Bolt Truck

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$21.99
Product Features:
  • Pinion depth shims for GM 7.5″, 7.625″, 7.6 IFS, 7.6 IRS, 7.75″, 8.2″, 1955-1964 passenger car and 12 bolt car and truck
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National – Shaft Repair Sleeve (Part No.99138)

Shaft Repair Sleeve

from

$27.49
National® has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Designed to repair damaged, grooved or worn shafts
  • Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
  • Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
  • Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
  • Easy to install with removable flange and installation tool
  • Installation tool reduces sleeve distortion and allows for installation without removal from the shaft
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Motive Gear – Differential Gear Install Kit (Part No.GM7.5IK)

Differential Gear Install Kit

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$49.99


Product Features:
  • MINI INSTALL KIT GM 7.5
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Valvoline – VAL EP ATF 6/1 QT (Part No.899179)

VAL EP ATF 6/1 QT

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$14.99
VAL EP ATF 6/1 QT

Motive Gear – Differential Pinion Seal (Part No.26064028)

Differential Pinion Seal

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$16.99
Motive Gear offers some of the toughest drive train components on the market today. If you are looking for the largest line of performance ring and pinion gear options available with gear sets in a wide range of ratios for nearly every application, both o
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Yukon Gear – Pinion Nut (Part No.33152)

Pinion Nut

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$9.99
Pinion nut for GM 7.2″ IFS, 7.5″, 7.6″, 7.6″ IFS, 8.0″, 8.25″, 8.5″, 8.6″, 9.25″ IFS, 9.5″ & Oldsmobile Dropouts. 1 1/4″ socket, 7/8″ x 14 thread.

Product Features:
  • Pinion nut for GM 7.2″, 7.5″, 7.625″, 8.0″, 8.25″ IFS, 8.5″, 8.6″, 9.25″ IFS and 9.5″
  • 7/8″ x 14 thread
  • 1 1/4″ socket
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USA Standard Gear – 8.5" GM 5.38 Ring & Pinion (Needs Notched X/P) (Part No.36221)

8.5" GM 5.38 Ring & Pinion (Needs Notched X/P)

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$339.99
USA Standard ring & pinion sets are the right choice to add confidence to your install. USA Standard Gear offers a full line of ring & pinion sets for a variety of common & hard to find applications. USA standard gear offers a standard one year warranty against defects on their ring & pinion sets.

Product Features:
  • Fits GM 8.5″ and 8.6″
  • 8.50″ ring gear diameter
  • 30 spline pinion
  • 10 ring gear bolts
  • 5.38 ratio
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USA Standard Gear – Pinion Installation Kit For GM 8.5" Rear (Part No.60012)

Pinion Installation Kit For GM 8.5" Rear

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$98.99
8.5″ GM PINION KIT .

Product Features:
  • Fits GM 8.5″ rear
  • Uses Koyo bearings and races
  • Included are pinion bearings and races, pinion seal, pinion nut, crush sleeve, marking compound and brush.
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Driveworks – Differential Seal (Part No.S-223255)

Differential Seal

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$7.49
Product Features:
  • Brand may vary by location
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Felpro – DIFFERENTIAL GASKET (Part No.RDS 55072)

DIFFERENTIAL GASKET

from

$7.99
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
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Pro-King – Differential Cross Shaft (Part No.742G930)

Differential Cross Shaft

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$2.79
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.
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USA Standard Gear – Standard Spider Gear Set For GM 7.5", 26 Spline (Part No.39023)

Standard Spider Gear Set For GM 7.5", 26 Spline

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$156.99
Product Features:
  • Spider gear kit
  • Fits GM 7.5″ 26 spline open differential
  • Includes two side gears, two pinion gears, cross pin shaft, cross pin bolt and spider gear thrust washers.
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Yukon Gear – Ring Gear Bolt (Part No.33049)

Ring Gear Bolt

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$6.99
Ring gear bolt for GM 7.5″, 7.6″, 7.6″ IRS, 8.0″, 8.25″ IFS, 8.5″, 8.6″ & 8.6″ IRS. 7/16″ x 20.

Product Features:
  • Ring gear bolt for GM 7.5″, 7.625″, 7.6″ IRS, 8.0″, 8.25″ IFS, 8.5″, 8.6″ and 8.6″ IRS
  • 7/16″ x 20
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Motive Gear – Differential Carrier (Part No.GM8.6L)

Differential Carrier

from

$221.99
Motive Gear offers some of the toughest drive train components on the market today. If you are looking for the largest line of performance ring and pinion gear options available with gear sets in a wide range of ratios for nearly every application, both o
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MOOG – Differential Carrier Bushing (Part No.K6572)

Differential Carrier Bushing

from

$17.99
By constantly introducing design enhancements that extend product life and simplify installation and replacement, MOOG has earned its reputation as the chassis industry’s Problem Solver.

Product Features:
  • Manufactured from high quality elastomer compounds for durability and ride performance
  • Assembled with proper precompression for ultimate in performance and feel
  • High level bonding adhesive is used for durability
  • Elastomer compounds do not utilize any reground rubber fillers
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Powertrax – No-Slip Traction System (Part No.9207752605)

No-Slip Traction System

from

$518.99
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!
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    Pro-King – Differential Internal Nest Kit (Part No.741A717A)

    Differential Internal Nest Kit

    from

    $155.99
    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.
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    Motive Gear – Differential Mini Spool (Part No.MS7.5-26)

    Differential Mini Spool

    from

    $98.99
    Motive Gear Mini-Spools replace your stock spider and side gears with a solid billet mini-spool for 100% traction to both wheels. Not recommended for street applications.

    Product Features:
    • Billet construction
    • Not recommended for street applications
    • GM7.5″ MINI SPOOL 26 SPLINE
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    Motive Gear – Differential Crush Sleeve (Part No.3974898)

    Differential Crush Sleeve

    from

    $25.49
    Motive Gear offers some of the toughest drive train components on the market today. If you are looking for the largest line of performance ring and pinion gear options available with gear sets in a wide range of ratios for nearly every application, both o
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    Motive Gear – Differential Master Bearing Kit – Koyo (Part No.R7.5GRMK)

    Differential Master Bearing Kit - Koyo

    from

    $124.99
    Motive Gear Differential Bearing Kits Include Front & Rear Pinion Bearing, Pinion Seal, Carrier Bearings, Pilot Bearing Where Applicable, Gear Marking Compound, Crush Sleeve, Pinion Nut, Brush, Thread Locking Compound And Cover Gasket Or Rtv

    Product Features:
    • GM 7.5 MASTER KIT BRG & SEAL ’82-98
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    Yukon Gear – Pinion Install Kit For GM 8.5" Differential (Part No.13069)

    Pinion Install Kit For GM 8.5" Differential

    from

    $176.99
    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 8.5″ rear
    • Included are pinion bearings and races, pinion seal, crush sleeve , complete pinion shim kit, and marking compound with brush.
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    Dorman – Differential Positive Unit Assembly (Part No.697-909)

    Differential Positive Unit Assembly

    from

    $819.99
    Hard use and poor lubrication can wear out a limited-slip differential. Restore original performance with this replacement differential carrier assembly that includes all-new spider gears, differential pins, clutches and carrier housing.

    Product Features:
    • Direct replacement – this 30 spline limited-slip differential carrier fits in place of this vehicle’s original equipment carrier
    • 100% new – this differential carrier uses all-new components, including spider gears, diff pin, pre-load spring pack and clutch pack
    • Ready to install – this differential carrier is shipped pre-assembled and ready to install
    • Ideal upgrade – can be used to upgrade from open differential to limited-slip in an existing differential
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    ACDelco – Differential Bearing (Part No.J7060723477ACD)

    Differential Bearing

    from

    $69.63
    Differential Bearing

    Powertrax – Grip LS Traction System (Part No.LS247528)

    Grip LS Traction System

    from

    $499.99
    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!
    See More

    Yukon Gear – Steel Cover For GM 7.5" & 7.625" (Part No.32331)

    Steel Cover For GM 7.5" & 7.625"

    from

    $61.99
    Product Features:
    • Fits GM 7.5″ and 7.625″
    • Steel
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    Pro-King – Differential Carrier Cover (Part No.741A758)

    Differential Carrier Cover

    from

    $29.99
    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.
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    1991 GMC Sonoma Differentials

    Maybe you’re in the middle of a full rebuild of that 1991 GMC Sonoma. Maybe you just need a couple of Differentials. Either way, Advance Auto Parts has 139 different Differentials in our inventory ranging from $1.99 to $1,839.99. That means you can find the exact parts or products you need to keep that 1991 GMC Sonoma running smoothly.

    Differentials are only as good as their brand. We stock 13 different brands to make sure you have plenty of trusted parts to choose from for your 1991 GMC Sonoma. DriveWorks, National, and Felpro are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

    We know you’ll find the perfect Differentials for your 1991 GMC Sonoma, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 1,012 reviews in this category, some of the top rated parts include Rear Differential Cover with 4.5 stars and Differential Carrier Gear Kit with 4.8 stars.

    So if you’re in the market for aftermarket Differentials to keep your 1991 GMC Sonoma rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

    Differentials Brands To Make Your 1991 GMC Sonoma Last

    Simple repair, complete replacement, or a full rebuild. No matter the job, your 1991 GMC Sonoma demands trusted brand parts and products to keep it running. Many trusted brands of Differentials make up Advance Auto Parts’ inventory, and all are ready to help make your Sonoma the best it can be. Be sure to browse some of our top Differentials brands and parts.

    Popular Felpro Differentials

    We carry Felpro parts in our stock across Rear Differential Cover Gaskets categories, plus more. For a 1991 GMC Sonoma, our most popular Felpro Differentials include:
    DIFFERENTIAL GASKET
    from $7.99
    (45)
    DIFFERENTIAL GASKET
    Rear Differential Cover Gaskets

    Top 1991 GMC Sonoma Differentials from Driveworks

    Driveworks products are another trusted brand when it comes to Differentials for your 1991 GMC Sonoma. Popular Driveworks parts include:
    Taper Bearing Set
    from $10.29
    (70)
    Taper Bearing Set
    Differential Bearings

    FAQs for 1991 GMC Sonoma Differentials

    What are the most purchased Differentials for the 1991 GMC Sonoma?

    Out of 139 Differentials for the 1991 GMC Sonoma, the most popular in our inventory are:
    Bearings
    from $16.99
    (25)
    Bearings
    Differential Bearings
    Bearings
    from $17.99
    (36)
    Bearings
    Differential Bearings
    Differential Shaft Lock Bolt
    from $5.99
    (11)
    Differential Shaft Lock Bolt
    Differential Pinion Shaft Lock Bolts

    What are the top-rated 1991 GMC Sonoma Differentials?

    Top-rated Differentials for your 1991 GMC Sonoma based on customer reviews/ratings are:
    Rear Differential Cover
    from $20.99
    (38)
    Rear Differential Cover
    “Looks great, face lift for the rear differential. Old one was rusted & in bad shape. Just remember to get the correct size.”
    Differential Carrier Gear Kit
    from $159.99
    (6)
    Differential Carrier Gear Kit
    “perfick fit for 01 blazer !!!!”
    Differential Master Bearing Kit - Koyo
    from $156.99
    (5)
    Differential Master Bearing Kit – Koyo
    “was delivered as promised and on time”