1966 GMC K1000 Pickup Differentials

Essential 1966 GMC K1000 Pickup Differentials

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
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Driveworks – Oil Seal (Part No.S-8460N)

Oil Seal

from

$6.29
Value-priced seal meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
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Motive Gear – Differential Pinion Shim Kit (Part No.1104)

Differential Pinion Shim Kit

from

$12.99


Product Features:
  • KIT SHIM
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National – Bearings (Part No.25577)

Bearings

from

$32.49
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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Richmond Gear – Differential Ring And Pinion (Part No.49-0068-1)

Differential Ring And Pinion

from

$354.99
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!

Product Features:
  • For over 80-years, the Richmond Double-Diamond logo has represented some of the highest quality gears in the racing industry. Winners Run Richmond!
  • The superior quality of Richmond gearsets is a result of outstanding design, world class manufacturing and an extensive testing process that is performed on all products.
  • Richmond performance gearsets have been winners for decades at: NHRA, NMRA, NMCA, Daytona 500, WISSOTA and U.S. Nationals.
  • Richmond Gear is a leading manufacturer of high performance ring and pinion gearsets and drivetrain components, backed by a two year warranty.
  • Engineered to perform faster and be more reliable, Richmond performance drivetrain products are the result of a continuous research and development program combined with state-of-the-art manufacturing capabilities.
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Motive Gear – Axle Shaft (Part No.MG6569)

Axle Shaft

from

$154.99
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:
  • AXLE SHAFT 65-69 12 BOLT 8 7/8 30 1/2″ 2 & 4WD 6 LUG TO 5 LUG CONV
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Richmond Gear – RngPnnInstlKt (Part No.83-1018-B)

RngPnnInstlKt

from

$39.49
RngPnnInstlKt

Motive Gear – Differential Gear Install Kit (Part No.GM12IK)

Differential Gear Install Kit

from

$69.99


Product Features:
  • MINI INSTALL KIT GM 12BLT 8.875 TRUCK
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National – Bearings (Part No.15245)

Bearings

from

$9.99
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
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National – Bearings (Part No.02820)

Bearings

from

$9.99
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
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Powertrax – Grip LOK Traction System (Part No.LK444430)

Grip LOK Traction System

from

$658.99
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.1115)

Differential Carrier Shim Kit

from

$18.99


Product Features:
  • CARRIER SHIM – DANA 44
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Motive Gear – Differential Carrier Shim Kit (Part No.1101)

Differential Carrier Shim Kit

from

$8.49
High-quality Differential Carrier Shim Kit

Product Features:
  • CARRIER SHIMS 12 BOLT GM CAR & TRUCK ALSO GM8.6″ 99-ON
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Dorman – Premium Ring And Pinion Master Bearing And Installation Kit (Part No.797-105)

Premium Ring And Pinion Master Bearing And Installation Kit

from

$249.99
If you’re repairing or rebuilding a front or rear differential and want the best performance and longevity from the bearings being replaced, choose this premium differential kit. It includes high-precision bearings manufactured to tighter tolerances and engineered to last longer than common lower-grade bearings that have more backlash when subjected to the torque generated within the differential. This convenient kit also saves the time needed to source individual components. Check the product attributes and fitment details to select the correct premium differential kit for your application.

Product Features:
  • Ideal solution – this premium differential bearing kit features high-precision bearings to help ensure longer bearing life, prevent backlash, and restore proper differential operation
  • Direct replacement – the components in this all-in-one kit are engineered to precisely match the fit and function of the original equipment bearings for a seamless installation
  • Increased reliability – the premium bearings in this kit are manufactured to exacting tolerances and specifications from high quality materials to help ensure optimal performance
  • Application-specific – check the product attributes and fitment details to choose the correct kit for your application
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Motive Gear – Differential Master Bearing Kit – Timken (Part No.R12RMKT)

Differential Master Bearing Kit - Timken

from

$120.99
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 & SEAL GM 12 BOLT TRK
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Felpro – Axle Housing Cover Gasket (Part No.RDS 6629)

Axle Housing Cover Gasket

from

$6.49
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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National – Bearings (Part No.HM89410)

Bearings

from

$11.49
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
See More

National – Bearings (Part No.HM89449)

Bearings

from

$25.49
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
See More

Felpro – Differential Carrier Gasket (Part No.RDS 4305)

Differential Carrier Gasket

from

$8.29
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 Shim Kit (Part No.1114)

Differential Pinion Shim Kit

from

$6.99


Product Features:
  • D30 PRE-LOAD SPACER (SHIM PACK)
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Motive Gear – Differential Crush Sleeve (Part No.3954482)

Differential Crush Sleeve

from

$5.49


Product Features:
  • CRUSH SLV 8 7/8 12BLT TRK
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National – Shaft Repair Sleeve (Part No.99155)

Shaft Repair Sleeve

from

$38.49
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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National – Shaft Repair Sleeve (Part No.99170)

Shaft Repair Sleeve

from

$38.99
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:
  • 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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Dorman – Differential Pinion Yoke Assembly (Part No.697-553)

Differential Pinion Yoke Assembly

from

$221.99
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
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Dorman – Differential Pinion Yoke Assembly (Part No.697-537)

Differential Pinion Yoke Assembly

from

$289.99
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
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1966 GMC K1000 Pickup Differentials

Maybe you’re in the middle of a full rebuild of that 1966 GMC K1000 Pickup. Maybe you just need a couple of Differentials. Either way, Advance Auto Parts has 74 different Differentials in our inventory ranging from $4.99 to $1,566.99. That means you can find the exact parts or products you need to keep that 1966 GMC K1000 Pickup running smoothly.

Differentials are only as good as their brand. We stock 10 different brands to make sure you have plenty of trusted parts to choose from for your 1966 GMC K1000 Pickup. National, FELPRO, and Driveworks 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 1966 GMC K1000 Pickup, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 252 reviews in this category, some of the top rated parts include Oil Seal with 5.0 stars and Differential Ring and Pinion with 4.0 stars.

So if you’re in the market for aftermarket Differentials to keep your 1966 GMC K1000 Pickup 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 1966 GMC K1000 Pickup Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 1966 GMC K1000 Pickup 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 K1000 Pickup the best it can be. Be sure to browse some of our top Differentials brands and parts.

Popular Richmond Gear Differentials

We carry Richmond Gear parts in our stock across Differential Ring and Pinions categories, plus more. For a 1966 GMC K1000 Pickup, our most popular Richmond Gear Differentials include:
Differential Ring And Pinion
from $350.99
(7)
Differential Ring And Pinion
Differential Ring and Pinions
Differential Ring And Pinion
from $350.99
(2)
Differential Ring And Pinion
Differential Ring and Pinions

Top 1966 GMC K1000 Pickup Differentials from National

National products are another trusted brand when it comes to Differentials for your 1966 GMC K1000 Pickup. Popular National parts include:
Bearings
from $9.99
(8)
Bearings
Rear Differential Pinion Bearings
Multi Purpose Seal
from $23.29
(4)
Multi Purpose Seal
Differential Pinion Seals
Multi Purpose Seal
from $13.99
(2)
Multi Purpose Seal
Differential Pinion Seals

FAQs for 1966 GMC K1000 Pickup Differentials

What are the most purchased Differentials for the 1966 GMC K1000 Pickup?

Out of 74 Differentials for the 1966 GMC K1000 Pickup, the most popular in our inventory are:
Axle Housing Cover Gasket
from $6.49
(10)
Axle Housing Cover Gasket
Rear Housing Cover Gaskets
Oil Seal
from $10.49
(3)
Oil Seal
Differential Pinion Seals
Differential Carrier Shim Kit
from $8.49
(3)
Differential Carrier Shim Kit
Differential Carrier Shim Kits

What are the top-rated 1966 GMC K1000 Pickup Differentials?

Top-rated Differentials for your 1966 GMC K1000 Pickup based on customer reviews/ratings are:
Oil Seal
from $6.29
(1)
Oil Seal
“Great fitment”
Differential Ring and Pinion
from $193.99
(1)
Differential Ring and Pinion
“Hard to find items with a low price compared to others in the country, and shipping costs where the best.”
Bearings
from $25.49
(1)
Bearings
“This Is The One That Fit My 1971 CHEVY TRUCK 12 BOLT PINION REAR BACK BEARING”