1971 Ford M-400 Differentials

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Keep Your 1971 Ford M-400 in Top Shape with Quality Differentials

Whether you’re repairing or upgrading your Differential, using high-quality parts is key to keeping your 1971 Ford M-400 looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Differential Crush Sleeves, Bearing Race Drivers, and Differential Bearings. 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.

Competitive Prices and Extensive Inventory

The average price for a 1971 Ford M-400 Differential at Advance Auto Parts is around $329.05, with a range that starts at $6.49 and goes up to $1,566.99. With 5 options in stock from 3 trusted brands, finding the right fit is easy. Popular picks like Pinion Crush Sleeves, Bearing Race, and Tapered Roller Bearing Cone start at just $6.49 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 Drive Shafts and Axles and Transfer Cases. At Advance Auto Parts, we’re here to help you keep your 1971 Ford M-400 in peak condition, inside and out.

Essential 1971 Ford M-400 Differentials

National – Bearing Race (Part No.3920)

Bearing Race

from

$16.79
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

National – Tapered Roller Bearing Cone (Part No.3984)

Tapered Roller Bearing Cone

from

$29.99
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.394AS)

Bearing Race

from

$24.99
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

Dorman – Help – Pinion Crush Sleeves (Part No.81056)

Pinion Crush Sleeves

from

$6.49
This differential crush sleeve is designed to match the fit and function of the original sleeve on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this differential crush sleeve is designed to match the fit and function of the original sleeve on specified vehicles
  • Required replacement – when servicing the differential
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Yukon Gear – Bearing Race Driver Set, 21 Piece (Part No.56030)

Bearing Race Driver Set, 21 Piece

from

$1566.99
21 Piece bearing race driver set. (Box wt: 140lbs) No return.

Product Features:
  • Bearing race driver set
  • 21 pieces
  • All steel construction
See More

Most Popular Differential Crush Sleef for 1971 Ford M-400s

Enhance your 1971 Ford M-400 with this popular Differential Crush Sleef we have in stock, for $6.49.

Dorman – Help – Pinion Crush Sleeves (Part No.81056)

Pinion Crush Sleeves

from

$6.49
This differential crush sleeve is designed to match the fit and function of the original sleeve on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this differential crush sleeve is designed to match the fit and function of the original sleeve on specified vehicles
  • Required replacement – when servicing the differential
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Best-Selling 1971 Ford M-400 Bearing Race Driver

Upgrade your M-400 with our best-selling Bearing Race Driver.

Yukon Gear – Bearing Race Driver Set, 21 Piece (Part No.56030)

Bearing Race Driver Set, 21 Piece

from

$1566.99
21 Piece bearing race driver set. (Box wt: 140lbs) No return.

Product Features:
  • Bearing race driver set
  • 21 pieces
  • All steel construction
See More

Top-Quality Differential Bearings for 1971 Ford M-400s

Choose a high-quality OEM or aftermarket Differential Bearing for Ford M-400s and enjoy top-notch performance from $16.79.

National – Bearing Race (Part No.3920)

Bearing Race

from

$16.79
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

National – Tapered Roller Bearing Cone (Part No.3984)

Tapered Roller Bearing Cone

from

$29.99
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.394AS)

Bearing Race

from

$24.99
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

FAQs for 1971 Ford M-400 Differentials

What are the best-selling Differentials for 1971 Ford M-400s?

Out of 5 Differentials that fit 1971 Ford M-400s, the following parts are the top sellers:

What’s the price range for 1971 Ford M-400 Differentials?

The prices of Differentials for the 1971 Ford M-400 range from $6.49 up to $1,566.99 for the most premium parts.

What is the average price of a Differential for a 1971 Ford M-400?

The average price for Differentials for the 1971 Ford M-400 is $329.05. 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.

What are the cheapest Differentials for my 1971 Ford M-400?

The cheapest 1971 Ford M-400 Differentials we carry are:

Does Advance Auto Parts sell Differentials for any other 1971 Ford models?

Yes. We stock Differentials for 24 other popular 1971 Ford models. Some of the most popular are 1971 Mustang Differentials, 1971 Thunderbird Differentials, 1971 Bronco Differentials, 1971 Country Squire Differentials, and 1971 LTD Differentials.

What types of Differentials do you sell for my 1971 Ford M-400?

As of 3/1/26, these are some of the most in-demand types of Differentials for a 1971 Ford M-400:

Can I get help with 1971 Ford M-400 Differential orders?

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

What is your return policy for Ford M-400 Differentials?

Advance Auto Parts keeps returns simple. For new Ford M-400 Differentials and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.