1966 Buick Electra Performance Drivetrains

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Keep Your 1966 Buick Electra in Top Shape with Quality Performance Drivetrains

Whether you’re repairing or upgrading your Performance Drivetrain, using high-quality parts is key to keeping your 1966 Buick Electra looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Performance Posi Units and Components and Performance Ring and Pinions. 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 1966 Buick Electra Performance Drivetrain at Advance Auto Parts is around $360.26, with a range that starts at $191.99 and goes up to $544.99. With 11 options in stock from 3 trusted brands, finding the right fit is easy. Popular picks like Motive Gear Performance Differential Ring and Pinion, G888342, Richmond Gear Ring and Pinion Set, 12BC355, and Richmond Gear Ring and Pinion Set, 12BC373 start at just $191.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Performance Drivetrain, don’t forget to check out other key components like Performance Distributors and Performance Fuel Systems. At Advance Auto Parts, we’re here to help you keep your 1966 Buick Electra in peak condition, inside and out.

Essential 1966 Buick Electra Performance Drivetrains

Richmond Gear – Richmond Gear Ring and Pinion Set, GM75410OE (Part No.GM75410OE)

Richmond Gear Ring and Pinion Set, GM75410OE

from

$191.99
Richmond Gear Ring and Pinion Set, GM75410OE.
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Motive Gear – Motive Gear Performance Differential Ring and Pinion, G875308 (Part No.G875308)

Motive Gear Performance Differential Ring and Pinion, G875308

from

$253.99
Motive Gear Performance Differential Ring and Pinion, G875308.
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Richmond Gear – Richmond Gear Ring and Pinion Set, 12BC373 (Part No.12BC373)

Richmond Gear Ring and Pinion Set, 12BC373

from

$191.99
Richmond Gear Ring and Pinion Set, 12BC373.
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Motive Gear – Motive Gear Performance Differential Ring and Pinion, BP882355 (Part No.BP882355)

Motive Gear Performance Differential Ring and Pinion, BP882355

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$303.99
Motive Gear Performance Differential Ring and Pinion, BP882355.
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Richmond Gear – Richmond Gear RngPnn, 49-0045-1 (Part No.49-0045-1)

Richmond Gear RngPnn, 49-0045-1

from

$350.99
Richmond Gear RngPnn, 49-0045-1. DRIVELINE – TRANSMISSION PARTS>DIFFERENTIAL PARTS>RING AND PINION KITS>RING AND PINION KITS from Richmond Gear
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Motive Gear – Motive Gear Performance Differential Ring and Pinion, G885456 (Part No.G885456)

Motive Gear Performance Differential Ring and Pinion, G885456

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$399.99
Motive Gear Performance Differential Ring and Pinion, G885456.
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Richmond Gear – Richmond Gear RngPnn, 49-0041-1 (Part No.49-0041-1)

Richmond Gear RngPnn, 49-0041-1

from

$342.99
Richmond Gear RngPnn, 49-0041-1. DRIVELINE – TRANSMISSION PARTS>DIFFERENTIAL PARTS>RING AND PINION KITS>RING AND PINION KITS from Richmond Gear
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Richmond Gear – Richmond Gear RngPnn, 49-0095-1 (Part No.49-0095-1)

Richmond Gear RngPnn, 49-0095-1

from

$389.99
Richmond Gear RngPnn, 49-0095-1. DRIVELINE – TRANSMISSION PARTS>DIFFERENTIAL PARTS>RING AND PINION KITS>RING AND PINION KITS from Richmond Gear
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Richmond Gear – Richmond Gear Ring and Pinion Set, GM75342TK (Part No.GM75342TK)

Richmond Gear Ring and Pinion Set, GM75342TK

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$191.99
Richmond Gear Ring and Pinion Set, GM75342TK.
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Richmond Gear – Richmond Gear RngPnn, 69-0324-1 (Part No.69-0324-1)

Richmond Gear RngPnn, 69-0324-1

from

$350.99
Richmond Gear RngPnn, 69-0324-1. DRIVELINE – TRANSMISSION PARTS>DIFFERENTIAL PARTS>RING AND PINION KITS>RING AND PINION KITS from Richmond Gear
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Motive Gear – Motive Gear Performance Differential Ring and Pinion, G885410 (Part No.G885410)

Motive Gear Performance Differential Ring and Pinion, G885410

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$222.99
Motive Gear Performance Differential Ring and Pinion, G885410.
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Richmond Gear – Richmond Gear Ring and Pinion Set, 12BC355 (Part No.12BC355)

Richmond Gear Ring and Pinion Set, 12BC355

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$191.99
Richmond Gear Ring and Pinion Set, 12BC355.
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Richmond Gear – Richmond Gear RngPnn, 49-0082-1 (Part No.49-0082-1)

Richmond Gear RngPnn, 49-0082-1

from

$491.99
Richmond Gear RngPnn, 49-0082-1. DRIVELINE – TRANSMISSION PARTS>DIFFERENTIAL PARTS>RING AND PINION KITS>RING AND PINION KITS from Richmond Gear
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Motive Gear – Motive Gear Performance Differential Ring and Pinion, G885308 (Part No.G885308)

Motive Gear Performance Differential Ring and Pinion, G885308

from

$228.99
Motive Gear Performance Differential Ring and Pinion, G885308.
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Powertrax – Powertrax Differential Lock Assembly, 9207822805 (Part No.9207822805)

Powertrax Differential Lock Assembly, 9207822805

from

$544.99
For vehicles that are driven daily, the Power Trax 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 Power Trax No-Slip locker easily installs in to your differential carrier using basic tools and without affecting your ring and pinion settings. Power Trax Grip-Lok, Lock-Right Lockers and No-Slip Traction Systems automatically provide 100% traction on-demand, under the toughest circumstances. The Power Trax 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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Powertrax – Powertrax Differential Lock Assembly, 9207822801 (Part No.9207822801)

Powertrax Differential Lock Assembly, 9207822801

from

$544.99
For vehicles that are driven daily, the Power Trax 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 Power Trax No-Slip locker easily installs in to your differential carrier using basic tools and without affecting your ring and pinion settings. Power Trax Grip-Lok, Lock-Right Lockers and No-Slip Traction Systems automatically provide 100% traction on-demand, under the toughest circumstances. The Power Trax 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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Most Popular Performance Posi Units and Components for 1966 Buick Electras

Enhance your 1966 Buick Electra with one of the 2 Performance Posi Units and Components we have in stock, starting at just $544.99.

Powertrax – Powertrax Differential Lock Assembly, 9207822801 (Part No.9207822801)

Powertrax Differential Lock Assembly, 9207822801

from

$544.99
For vehicles that are driven daily, the Power Trax 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 Power Trax No-Slip locker easily installs in to your differential carrier using basic tools and without affecting your ring and pinion settings. Power Trax Grip-Lok, Lock-Right Lockers and No-Slip Traction Systems automatically provide 100% traction on-demand, under the toughest circumstances. The Power Trax Grip-Pro and Grip-LS performance limited slips offer smooth dependable torque transfer and traction for the best of both worlds.
See More

Powertrax – Powertrax Differential Lock Assembly, 9207822805 (Part No.9207822805)

Powertrax Differential Lock Assembly, 9207822805

from

$544.99
For vehicles that are driven daily, the Power Trax 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 Power Trax No-Slip locker easily installs in to your differential carrier using basic tools and without affecting your ring and pinion settings. Power Trax Grip-Lok, Lock-Right Lockers and No-Slip Traction Systems automatically provide 100% traction on-demand, under the toughest circumstances. The Power Trax 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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Best-Selling 1966 Buick Electra Performance Ring and Pinions

Upgrade your Electra with one of our 9 best-selling Performance Ring and Pinions.

Motive Gear – Motive Gear Performance Differential Ring and Pinion, G888342 (Part No.G888342)

Motive Gear Performance Differential Ring and Pinion, G888342

from

$268.99
Motive Gear Performance Differential Ring and Pinion, G888342.
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Richmond Gear – Richmond Gear Ring and Pinion Set, 12BC355 (Part No.12BC355)

Richmond Gear Ring and Pinion Set, 12BC355

from

$191.99
Richmond Gear Ring and Pinion Set, 12BC355.
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Richmond Gear – Richmond Gear Ring and Pinion Set, 12BC373 (Part No.12BC373)

Richmond Gear Ring and Pinion Set, 12BC373

from

$191.99
Richmond Gear Ring and Pinion Set, 12BC373.
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Richmond Gear – Richmond Gear RngPnn, 49-0082-1 (Part No.49-0082-1)

Richmond Gear RngPnn, 49-0082-1

from

$491.99
Richmond Gear RngPnn, 49-0082-1. DRIVELINE – TRANSMISSION PARTS>DIFFERENTIAL PARTS>RING AND PINION KITS>RING AND PINION KITS from Richmond Gear
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Richmond Gear – Richmond Gear RngPnn, 49-0095-1 (Part No.49-0095-1)

Richmond Gear RngPnn, 49-0095-1

from

$389.99
Richmond Gear RngPnn, 49-0095-1. DRIVELINE – TRANSMISSION PARTS>DIFFERENTIAL PARTS>RING AND PINION KITS>RING AND PINION KITS from Richmond Gear
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Richmond Gear – Richmond Gear Differential Ring And Pinion, 49-0096-1 (Part No.49-0096-1)

Richmond Gear Differential Ring And Pinion, 49-0096-1

from

$379.99
Richmond Gear is the leading manufacturer of professional quality, high-performance drivetrain products. Our complete line of products ranges from high performance ring-and-pinion sets for serious street and racing applications to torque-hungry manual transmissions and components. Richmond Gear products have been winners both at the Daytona 500 and U.S. Nationals for decades. WINNERS RUN RICHMOND!
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Richmond Gear – Richmond Gear RngPnn, 49-0039-1 (Part No.49-0039-1)

Richmond Gear RngPnn, 49-0039-1

from

$333.99
Richmond Gear RngPnn, 49-0039-1. DRIVELINE – TRANSMISSION PARTS>DIFFERENTIAL PARTS>RING AND PINION KITS>RING AND PINION KITS from Richmond Gear
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Motive Gear – Motive Gear Performance Differential Ring and Pinion, BP882373 (Part No.BP882373)

Motive Gear Performance Differential Ring and Pinion, BP882373

from

$319.99
Motive Gear Performance Differential Ring and Pinion, BP882373.
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Motive Gear – Motive Gear Performance Differential Ring and Pinion, BP882355 (Part No.BP882355)

Motive Gear Performance Differential Ring and Pinion, BP882355

from

$303.99
Motive Gear Performance Differential Ring and Pinion, BP882355.
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FAQs for 1966 Buick Electra Performance Drivetrains

What are the best-selling Performance Drivetrains for 1966 Buick Electras?

Out of 11 Performance Drivetrains that fit 1966 Buick Electras, the following parts are the top sellers:

What’s the price range for 1966 Buick Electra Performance Drivetrains?

The prices of Performance Drivetrains for the 1966 Buick Electra range from $191.99 up to $544.99 for the most premium parts.

What is the average price of a Performance Drivetrain for a 1966 Buick Electra?

The average price for Performance Drivetrains for the 1966 Buick Electra is $360.26. Keep in mind the variety of part types within our Performance Drivetrain category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Performance Drivetrains for other Buick Electra model years?

Yes, we carry Performance Drivetrains for 25 model years of Buick Electras between 1964 and 1990. The following model years are the most popular for Performance Drivetrain purchases: 1990, 1989, 1988, 1987, 1986, 1985, 1984, 1983, and 1982.

What are the cheapest Performance Drivetrains for my 1966 Buick Electra?

The cheapest 1966 Buick Electra Performance Drivetrains we carry are:

Does Advance Auto Parts sell Performance Drivetrains for any other 1966 Buick models?

What types of Performance Drivetrains do you sell for my 1966 Buick Electra?

As of 8/2/26, these are some of the most in-demand types of Performance Drivetrains for a 1966 Buick Electra:

Can I get help with 1966 Buick Electra Performance Drivetrain orders?

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

What is your return policy for Buick Electra Performance Drivetrains?

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