1973 AMC Ambassador Differentials

Essential 1973 AMC Ambassador Differentials

Driveworks – Taper Bearing Set (Part No.S-A-6)

Taper Bearing Set

from

$10.29
Value-priced bearing meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
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Powertrax – Grip LOK Traction System (Part No.LK443527)

Grip LOK Traction System

from

$681.99
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!
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Motive Gear – Differential Carrier Shim Kit (Part No.1130)

Differential Carrier Shim Kit

from

$18.99


Product Features:
  • CARRIER SHIMS – AMC MODEL 20
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Motive Gear – Differential Master Bearing Kit – Koyo (Part No.R20RMK)

Differential Master Bearing Kit - Koyo

from

$131.99
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:
  • KIT BRG & SL MSTR AMC 20
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Motive Gear – Differential Gear Install Kit (Part No.AM20IK)

Differential Gear Install Kit

from

$52.79
All Motive Gear products are engineered for their specific application and manufactured in state of the art facilities. All of our products undergo rigid quality control processes to insure proper fit, performance and longevity. Motive Gear products can be found in the winners circle at NHRA, IHRA, NMRA, NMCA, SODA, SCORE, BITD, Ultra-4 and NASCAR events because we offer unmatched selection and quality demanded by racers and their crew chiefs – the same quality and selection demanded by DIY customers and top mechanics. With four warehouses strategically located across North America, most Motive Gear orders arrive within 2-4 days. Win with Motive Gear!
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Motive Gear – Differential Pinion Shim Kit (Part No.1127)

Differential Pinion Shim Kit

from

$21.29


Product Features:
  • PINION SHIMS – AMC MODEL 20
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Felpro – Differential Cover Gasket (Part No.RDS 13889)

Differential Cover Gasket

from

$11.49
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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Motive Gear – Differential Pinion Solid Spacer Kit w/Shims (Part No.4105)

Differential Pinion Solid Spacer Kit w/Shims

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$22.79


Product Features:
  • FORD 9″ SOLID SPACER KIT
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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
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Yukon Gear – 3 Qt – Penzoil 80W90 Conventional Gear Oil (Part No.15002)

3 Qt - Penzoil 80W90 Conventional Gear Oil

from

$44.99
3 Qt. Penzoil 80W90 conventional gear Oil.

Product Features:
  • Includes three quarts of conventional oil
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Motive Gear – Differential Pinion Nut (Part No.379570S)

Differential Pinion Nut

from

$6.49
All Motive Gear products are engineered for their specific application and manufactured in state of the art facilities. All of our products undergo rigid quality control processes to insure proper fit, performance and longevity. Motive Gear products can be found in the winners circle at NHRA, IHRA, NMRA, NMCA, SODA, SCORE, BITD, Ultra-4 and NASCAR events because we offer unmatched selection and quality demanded by racers and their crew chiefs – the same quality and selection demanded by DIY customers and top mechanics. With four warehouses strategically located across North America, most Motive Gear orders arrive within 2-4 days. Win with Motive Gear!
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National – Bearings (Part No.M88010)

Bearings

from

$10.49
National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

Product Features:
  • Premium bearing design matches OEM specifications
  • Precision manufactured using premium-grade steel for outstanding durability and performance
  • Crowned raceways and rollers to ensure even load distribution for maximum life
  • Industry leading coverage
  • Professional technicians know they can depend on National
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National – Bearings (Part No.02820)

Bearings

from

$12.29
National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

Product Features:
  • Premium bearing design matches OEM specifications
  • Precision manufactured using premium-grade steel for outstanding durability and performance
  • Crowned raceways and rollers to ensure even load distribution for maximum life
  • Industry leading coverage
  • Professional technicians know they can depend on National
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Motive Gear – Differential Crush Sleeve (Part No.3507575)

Differential Crush Sleeve

from

$2.49


Product Features:
  • CRUSH SLEEVE 7.25 & 8.25 MIN ORDER 5000
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Pro-King – Crush Sleeve (Part No.721A034)

Crush Sleeve

from

$2.89
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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Powertrax – Grip PRO Traction System (Part No.GT443527)

Grip PRO Traction System

from

$526.69
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

Powertrax – No-Slip Traction System (Part No.9201202900)

No-Slip Traction System

from

$522.99
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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    Motive Gear – Ring Gear Bolt (Part No.D8OZ4216B)

    Ring Gear Bolt

    from

    $1.99


    Product Features:
    • BOLT 9″ FORD OPEN R.G. SAME AS M-4216A200
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    Motive Gear – Differential Ring and Pinion (Part No.AM20-354)

    Differential Ring and Pinion

    from

    $268.99


    Product Features:
    • AMC MODEL 20 R&P-3.54 RATIO
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    Motive Gear – Differential Ring and Pinion (Part No.AM20-331)

    Differential Ring and Pinion

    from

    $251.99


    Product Features:
    • AMC MODEL 20 R&P-3.31 RATIO
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    Motive Gear – Differential Ring and Pinion (Part No.AM20-456)

    Differential Ring and Pinion

    from

    $231.99


    Product Features:
    • AMC MODEL 20 R&P-4.56 RATIO
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    National – Bearings (Part No.31594)

    Bearings

    from

    $29.99
    National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

    Product Features:
    • Premium bearing design matches OEM specifications
    • Precision manufactured using premium-grade steel for outstanding durability and performance
    • Crowned raceways and rollers to ensure even load distribution for maximum life
    • Industry leading coverage
    • Professional technicians know they can depend on National
    See More

    Pro-King – Differential Bearing Cup (Part No.742G256)

    Differential Bearing Cup

    from

    $8.99
    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

    National – Bearings (Part No.M86649)

    Bearings

    from

    $18.79
    National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

    Product Features:
    • Premium bearing design matches OEM specifications
    • Precision manufactured using premium-grade steel for outstanding durability and performance
    • Crowned raceways and rollers to ensure even load distribution for maximum life
    • Industry leading coverage
    • Professional technicians know they can depend on National
    See More

    National – Multi Purpose Seal (Part No.470331N)

    Multi Purpose Seal

    from

    $18.79
    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:
    • Low swell in hydrocarbon fluids
    • Design type: spring loaded; multi-lip
    • Provides good low temperature capability
    • Temperature range: -40°F to 225°F; -40°C to 107°C
    • Delivers quality and reliable performance for every type of repair
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    Pro-King – Pinion Seal (Part No.720A070)

    Pinion Seal

    from

    $4.99
    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

    National – Multi Purpose Seal (Part No.5778V)

    Multi Purpose Seal

    from

    $69.99
    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:
    • Design type: spring loaded; multi-lip
    • Temperature range: -100°F to 450°F; -73°C to 232°C
    • Resistant to hydrocarbon/oxygenate blends and provides superior performance
    • Provides excellent dry running capabilities, low coefficient of friction and excellent resistance to chemicals
    • Delivers quality and reliable performance for every type of repair
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    Driveworks – Oil Seal (Part No.S-5778)

    Oil Seal

    from

    $10.49
    Value-priced seal meets all cataloged application requirements.

    Product Features:
    • Brand may vary by location
    See More

    1973 AMC Ambassador Differentials

    Maybe you’re in the middle of a full rebuild of that 1973 AMC Ambassador. Maybe you just need a couple of Differentials. Either way, Advance Auto Parts has 33 different Differentials in our inventory ranging from $1.99 to $681.99. That means you can find the exact parts or products you need to keep that 1973 AMC Ambassador running smoothly.

    Differentials are only as good as their brand. We stock 8 different brands to make sure you have plenty of trusted parts to choose from for your 1973 AMC Ambassador. Valvoline, Driveworks, and National 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 1973 AMC Ambassador, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 5,753 reviews in this category, some of the top rated parts include Differential Pinion Nut with 4.0 stars.

    So if you’re in the market for aftermarket Differentials to keep your 1973 AMC Ambassador 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 1973 AMC Ambassador Last

    Simple repair, complete replacement, or a full rebuild. No matter the job, your 1973 AMC Ambassador 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 Ambassador the best it can be. Be sure to browse some of our top Differentials brands and parts.

    Popular National Differentials

    We carry National parts in our stock across Front Differential Pinion Bearings and Differential Bearings categories, plus more. For a 1973 AMC Ambassador, our most popular National Differentials include:
    Bearings
    from $15.99
    (9)
    Bearings
    Front Differential Pinion Bearings
    Bearings
    from $16.99
    (25)
    Bearings
    Differential Bearings
    Bearings
    from $10.49
    (4)
    Bearings
    Rear Differential Pinion Bearings

    FAQs for 1973 AMC Ambassador Differentials

    What are the most purchased Differentials for the 1973 AMC Ambassador?

    Out of 33 Differentials for the 1973 AMC Ambassador, the most popular in our inventory are:
    Taper Bearing Set
    from $10.29
    (38)
    Taper Bearing Set
    Differential Bearings
    3 Qt - Penzoil 80W90 Conventional Gear Oil
    from $44.99
    This product is not rated
    3 Qt – Penzoil 80W90 Conventional Gear Oil
    Differential Oil
    Differential Cover Gasket
    from $11.49
    This product is not rated
    Differential Cover Gasket
    Front Housing Cover Gaskets

    What are the top-rated 1973 AMC Ambassador Differentials?

    Top-rated Differentials for your 1973 AMC Ambassador based on customer reviews/ratings are:
    Differential Pinion Nut
    from $6.49
    (1)
    Differential Pinion Nut
    “If a pinion nut is ever removed from the pinion shaft, it is recommended NOT to reuse it. Replace it with a BRAND NEW nut, even if the old nut is rel”