1966 Jeep CJ5 Manual Transmission Parts

Keep Your 1966 Jeep CJ5 in Top Shape with Quality Manual Transmission Parts

Whether you’re repairing or upgrading your Manual Transmission Part, using high-quality parts is key to keeping your 1966 Jeep CJ5 looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Manual Transmission Synchro Springs, Manual Transmission Main Shafts, and Automatic and Manual Transmission Shift Boots. 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.

Essential 1966 Jeep CJ5 Manual Transmission Parts

Omix – T90 Cluster Gear; 45-71 Willys/Jeep (Part No.18880.22)

T90 Cluster Gear; 45-71 Willys/Jeep

from

$267.99
Is your T90 transmission not shifting right? Do you cringe from the grinding noises when you shift? Omix-ADA has the T90 internal parts you need to fix your Jeep’s transmission. Fix it and enjoy your drive.

Product Features:
  • Metal
  • 33 Teeth Count
  • OE Style
  • Direct Fit
See More

Omix – T90 Shifter Boot Ring; 46-71 Willys/Jeep (Part No.18880.28)

T90 Shifter Boot Ring; 46-71 Willys/Jeep

from

$15.29
Direct OE replacement Jeep parts and accessories built to the original specifications by Omix-ADA.

Product Features:
  • OE Style
  • Direct Fit
See More

Omix – Manual Trans Mainshaft Washer (Part No.18880.12)

Manual Trans Mainshaft Washer

from

$2.99
Is your T90 transmission not shifting right? Do you cringe from the grinding noises when you shift? Omix-ADA has the T90 internal parts you need to fix your Jeep’s transmission. Fix it and enjoy your drive.

Product Features:
  • Steel
  • OE Style
  • Direct Fit
  • Limited 5 Year Warranty
See More

Omix – Transmission Synchronizer Spring (Part No.18880.17)

Transmission Synchronizer Spring

from

$3.29
Is your T90 transmission not shifting right? Do you cringe from the grinding noises when you shift? Omix-ADA has the T90 internal parts you need to fix your Jeep’s transmission. Fix it and enjoy your drive.

Product Features:
  • Sold Individually
  • OE Style
  • Direct Fit
  • Limited 5 Year Warranty
See More

Omix – T90 2Nd Gear; 46-71 Willys/Jeep (Part No.18880.18)

T90 2Nd Gear; 46-71 Willys/Jeep

from

$97.99
Is your T90 transmission not shifting right? Do you cringe from the grinding noises when you shift? Omix-ADA has the T90 internal parts you need to fix your Jeep’s transmission. Fix it and enjoy your drive.

Product Features:
  • Metal
  • 22 Teeth
  • OE Style
  • Direct Fit
See More

Omix – Transmission Synchronizer Key (Part No.18880.16)

Transmission Synchronizer Key

from

$2.79
Is your T90 transmission not shifting right? Do you cringe from the grinding noises when you shift? Omix-ADA has the T90 internal parts you need to fix your Jeep’s transmission. Fix it and enjoy your drive.

Product Features:
  • 2nd And 3rd Gear
  • Sold Individually
  • OE Style
  • Direct Fit
  • Limited 5 Year Warranty
See More

Crown Auto Jeep Replacmnt – OE Replacement (Part No.J8126806)

OE Replacement

from

$5.99
Crown Automotive continues to be the leader in quality replacement parts for Jeep(R) vehicles. Crown has the largest stock of replacement parts for Jeep(R) vehicles, features factory discontinued parts. In fact, many of the older Jeeps are still on (and off) the road thanks to Crown parts. The Crown line consists of axle, body, brake, clutch, cooling, driveline, electrical, engine, exhaust, fuel, steering, suspension, transmission And transfer case components. Crown Automotive also offers an exclusive line of component kits And accessory products.

Product Features:
  • Leading Manufacturer Of Quality Replacement Parts
  • Hazardous Free Material
  • Crown Automotive Has Consistently Maintained Its Commitment To Offering Only Quality Parts And Exceptional Service
  • Easy To Install
See More

Omix – Lock Nut; Mainshaft; T90; 67-75 Jeep CJ Models (Part No.18880.51)

Lock Nut; Mainshaft; T90; 67-75 Jeep CJ Models

from

$4.49
Lock Nut; Mainshaft; T90; 67-75 Jeep CJ Models

Omix – T4/T5 Manual Transmission Shifter Boot (Part No.18806.03)

T4/T5 Manual Transmission Shifter Boot

from

$12.79
Direct OE replacement Jeep parts and accessories built to the original specifications by Omix-ADA.

Product Features:
  • Black
  • OE Style
  • Direct Fit
  • Rubber
See More

Crown Auto Jeep Replacmnt – For Use With All Jeeps With T4/ T5 And Sr4 Manual Transmission, Black, Rubber (Part No.J5752010)

For Use With All Jeeps With T4/ T5 And Sr4 Manual Transmission, Black, Rubber

from

$15.99
Crown Automotive continues to be the leader in quality replacement parts for Jeep(R) vehicles. Crown has the largest stock of replacement parts for Jeep(R) vehicles, including factory discontinued parts. In fact, many of the older Jeeps are still on (and off) the road thanks to Crown parts. The Crown line consists of axle, body, brake, clutch, cooling, driveline, electrical, engine, exhaust, fuel, steering, suspension, transmission And transfer case components. Crown Automotive also offers an exclusive line of component kits And accessory products.

Product Features:
  • Leading Manufacturer Of Quality Replacement Parts For Jeep
  • Meets Standards For Quality
  • Crown Automotive Has Consistently Maintained Its Commitment To Offering Only Quality Parts And Exceptional Service
  • Improve The Performance
  • Easy Installation
See More

Omix – Manual Trans Blocking Ring (Part No.18885.23)

Manual Trans Blocking Ring

from

$14.49
Direct OE replacement Jeep parts and accessories built to the original specifications by Omix-ADA. Limited five year Manufacturer’s warranty.

Product Features:
  • OE Style
  • Direct Fit
  • Limited 5 Year Warranty
See More

Omix – T90 Reverse Idler Gear; 41-71 Willys/Jeep (Part No.18880.26)

T90 Reverse Idler Gear; 41-71 Willys/Jeep

from

$74.99
Is your T90 transmission not shifting right? Do you cringe from the grinding noises when you shift? Omix-ADA has the T90 internal parts you need to fix your Jeep’s transmission. Fix it and enjoy your drive.

Product Features:
  • Includes Bushings
  • OE Style
  • Direct Fit
See More

Crown Auto Jeep Replacmnt – OE Replacement (Part No.J8124895)

OE Replacement

from

$1.99
Crown Automotive offers the largest line of replacement parts for Jeep (R), as well as a growing line of parts for Chrysler and Dodge vehicles. Our applications features Axle, Body, Brake, Clutch, Cooling, Electrical, Engine, Fuel, Lamps, Mirrors, Steering, Suspension, Transmission and Wiper.

Product Features:
  • Long-Lasting, Durable Crown Automotive Products
  • Hazardous Free Material
  • Crown Automotive Has Consistently Maintained Its Commitment To Offering Only Quality Parts
  • Offers OE Fit And Function
See More

Crown Auto Jeep Replacmnt – OE Replacement (Part No.J0640395)

OE Replacement

from

$2.99
Crown Automotive offers the largest line of replacement parts for Jeep (R), as well as a growing line of parts for Chrysler and Dodge vehicles. Our applications features Axle, Body, Brake, Clutch, Cooling, Electrical, Engine, Fuel, Lamps, Mirrors, Steering, Suspension, Transmission and Wiper.

Product Features:
  • Long-Lasting, Durable Crown Automotive Products
  • Hazardous Free Material
  • Crown Automotive Has Consistently Maintained Its Commitment To Offering Only Quality Parts
  • Offers OE Fit And Function
See More

Omix – T90 Reverse Idler Shaft Plate; 41-71 Willys/Jeep (Part No.18880.27)

T90 Reverse Idler Shaft Plate; 41-71 Willys/Jeep

from

$3.49
Is your T90 transmission not shifting right? Do you cringe from the grinding noises when you shift? Omix-ADA has the T90 internal parts you need to fix your Jeep’s transmission. Fix it and enjoy your drive.

Product Features:
  • OE Style
  • Direct Fit
See More

Omix – Manual Trans Mainshaft (Part No.18885.06)

Manual Trans Mainshaft

from

$529.99
Is your T4 or T5 transmission not shifting right? Do you cringe from the grinding noises when you shift? Omix-ADA has the internal parts you need to fix your Jeep’s transmission. Fix it and enjoy your drive.

Product Features:
  • OE Style
  • Direct Fit
  • Limited 5 Year Warranty
See More

Omix – T90 Main Shaft; 41-71 Willys/Jeep (Part No.18880.10)

T90 Main Shaft; 41-71 Willys/Jeep

from

$114.99
Is your T90 transmission not shifting right? Do you cringe from the grinding noises when you shift? Omix-ADA has the T90 internal parts you need to fix your Jeep’s transmission. Fix it and enjoy your drive.

Product Features:
  • OE Style
  • Direct Fit
See More

Omix – T90 Mainshaft Spacer; 46-71 Willys/Jeep (Part No.18880.13)

T90 Mainshaft Spacer; 46-71 Willys/Jeep

from

$11.79
Is your T90 transmission not shifting right? Do you cringe from the grinding noises when you shift? Omix-ADA has the T90 internal parts you need to fix your Jeep’s transmission. Fix it and enjoy your drive.

Product Features:
  • OE Style
  • Direct Fit
See More

Omix – T90 1st Gear; 41-71 Willys/Jeep (Part No.18880.19)

T90 1st Gear; 41-71 Willys/Jeep

from

$105.99
Is your T90 transmission not shifting right? Do you cringe from the grinding noises when you shift? Omix-ADA has the T90 internal parts you need to fix your Jeep’s transmission. Fix it and enjoy your drive.

Product Features:
  • Metal
  • 29 Teeth
  • OE Style
  • Direct Fit
See More

Omix – Manual Trans Gear (Part No.18884.22)

Manual Trans Gear

from

$72.99
Is your T176 transmission not shifting right? Do you cringe from the grinding noises when you shift? Omix-ADA has the T176 internal parts you need to fix your Jeep’s transmission. Fix it and enjoy your drive.

Product Features:
  • Steel
  • OE Style
  • Direct Fit
  • Limited 5 Year Warranty
See More

Omix – T18 First Gear; 72-79 Jeep CJ Models (Part No.18890.20)

T18 First Gear; 72-79 Jeep CJ Models

from

$245.99
Is your T18 transmission not shifting right? Do you cringe from the grinding noises when you shift? Omix-ADA has the T18 internal parts you need to fix your Jeep’s transmission. Fix it and enjoy your drive.

Product Features:
  • Steel
  • OE Style
  • Direct Fit
See More

Omix – Manual Trans Countershaft (Part No.18880.20)

Manual Trans Countershaft

from

$13.29
Is your T90 transmission not shifting right? Do you cringe from the grinding noises when you shift? Omix-ADA has the T90 internal parts you need to fix your Jeep’s transmission. Fix it and enjoy your drive.

Product Features:
  • OE Style
  • Direct Fit
  • Limited 5 Year Warranty
See More

Omix – Manual Trans Countershaft (Part No.18890.03)

Manual Trans Countershaft

from

$44.99
Is your T18 transmission not shifting right? Do you cringe from the grinding noises when you shift? Omix-ADA has the T18 internal parts you need to fix your Jeep’s transmission. Fix it and enjoy your drive.

Product Features:
  • OE Style
  • Direct Fit
  • Limited 5 Year Warranty
See More

Crown Auto Jeep Replacmnt – OE Replacement, With 2 Lever Pins (Part No.J8134292)

OE Replacement, With 2 Lever Pins

from

$258.99
Crown Automotive continues to be the leader in quality replacement parts for Jeep(R) vehicles. Crown has the largest stock of replacement parts for Jeep(R) vehicles, features factory discontinued parts. In fact, many of the older Jeeps are still on (and off) the road thanks to Crown parts. The Crown line consists of axle, body, brake, clutch, cooling, driveline, electrical, engine, exhaust, fuel, steering, suspension, transmission And transfer case components. Crown Automotive also offers an exclusive line of component kits And accessory products.

Product Features:
  • Manufactured From High Quality Material
  • Engineered To The Specifications
  • Designed For Performance And Durability
  • Easy To Install
See More

Omix – Transmission Access Cover; 52-71 Willys/Jeep (Part No.12027.02)

Transmission Access Cover; 52-71 Willys/Jeep

from

$148.99
Direct OE replacement Jeep parts and accessories built to the original specifications by Omix-ADA.

Product Features:
  • Steel
  • OE Style
  • Direct Fit
See More

Most Popular Manual Transmission Synchro Springs for 1966 Jeep CJ5s

Enhance your 1966 Jeep CJ5 with one of the 2 Manual Transmission Synchro Springs we have in stock, starting at just $1.99.

Omix – Transmission Synchronizer Spring (Part No.18880.17)

Transmission Synchronizer Spring

from

$3.29
Is your T90 transmission not shifting right? Do you cringe from the grinding noises when you shift? Omix-ADA has the T90 internal parts you need to fix your Jeep’s transmission. Fix it and enjoy your drive.

Product Features:
  • Sold Individually
  • OE Style
  • Direct Fit
  • Limited 5 Year Warranty
See More

Crown Auto Jeep Replacmnt – Oem, For Use With Dana 300 Transfer Case/ Dana 20 Transfer Case (Part No.J0939001)

Oem, For Use With Dana 300 Transfer Case/ Dana 20 Transfer Case

from

$1.99
Crown Automotive offers the largest line of replacement parts for Jeep (R), as well as a growing line of parts for Chrysler and Dodge vehicles. Our applications features Axle, Body, Brake, Clutch, Cooling, Electrical, Engine, Fuel, Lamps, Mirrors, Steering, Suspension, Transmission and Wiper.

Product Features:
  • Shift Rod Poppet Springs Keep The Shift Rail In Place
  • Jeep Manual Transmission Synchronizer Springs Are Quality Components From A Trusted Name In Jeep Replacement Parts
  • Designed And Built To OEM Specs
  • Easy To Install
See More

Best-Selling 1966 Jeep CJ5 Manual Transmission Main Shaft

Upgrade your CJ5 with our best-selling Manual Transmission Main Shaft.

Omix – T90 Main Shaft; 41-71 Willys/Jeep (Part No.18880.10)

T90 Main Shaft; 41-71 Willys/Jeep

from

$114.99
Is your T90 transmission not shifting right? Do you cringe from the grinding noises when you shift? Omix-ADA has the T90 internal parts you need to fix your Jeep’s transmission. Fix it and enjoy your drive.

Product Features:
  • OE Style
  • Direct Fit
See More

Top-Quality Automatic and Manual Transmission Shift Boots for 1966 Jeep CJ5s

Choose a high-quality OEM or aftermarket Automatic and Manual Transmission Shift Boot for Jeep CJ5s and enjoy top-notch performance from $4.99.

Omix – T90 Manual Transmission Shifter Boot (Part No.18806.01)

T90 Manual Transmission Shifter Boot

from

$4.99
Direct OE replacement Jeep parts and accessories built to the original specifications by Omix-ADA.

Product Features:
  • Black
  • OE Style
  • Direct Fit
  • Rubber
See More

Crown Auto Jeep Replacmnt – For Use All Jeeps With T150 Manual Transmission, Black (Part No.J0948185)

For Use All Jeeps With T150 Manual Transmission, Black

from

$6.99
Crown Automotive continues to be the leader in quality replacement parts for Jeep(R) vehicles. Crown has the largest stock of replacement parts for Jeep(R) vehicles, including factory discontinued parts. In fact, many of the older Jeeps are still on (and off) the road thanks to Crown parts. The Crown line consists of axle, body, brake, clutch, cooling, driveline, electrical, engine, exhaust, fuel, steering, suspension, transmission And transfer case components. Crown Automotive also offers an exclusive line of component kits And accessory products.

Product Features:
  • Leading Manufacturer Of Quality Replacement Parts For Jeep
  • Meets Standards For Quality
  • Crown Automotive Has Consistently Maintained Its Commitment To Offering Only Quality Parts And Exceptional Service
  • Improve The Performance
  • Easy Installation
See More

Crown Auto Jeep Replacmnt – OE Replacement, Black, Rubber, With Boot Only (Part No.J0907107)

OE Replacement, Black, Rubber, With Boot Only

from

$4.99
Crown Automotive continues to be the leader in quality replacement parts for Jeep(R) vehicles. Crown has the largest stock of replacement parts for Jeep(R) vehicles, including factory discontinued parts. In fact, many of the older Jeeps are still on (and off) the road thanks to Crown parts. The Crown line consists of axle, body, brake, clutch, cooling, driveline, electrical, engine, exhaust, fuel, steering, suspension, transmission And transfer case components. Crown Automotive also offers an exclusive line of component kits And accessory products.

Product Features:
  • Manufactured From High Quality Material
  • Engineered To The Specifications
  • Meets The Quality Standards
  • Designed For Performance And Durability
  • Easy To Install
See More

Our Top Pick for a 1966 Jeep CJ5 Manual Transmission Gear Tooth

Invest in a durable Manual Transmission Gear Tooth for your 1966 Jeep, knowing you’re getting trusted brands and expert craftsmanship.

Omix – T90 1st Gear; 41-71 Willys/Jeep (Part No.18880.19)

T90 1st Gear; 41-71 Willys/Jeep

from

$105.99
Is your T90 transmission not shifting right? Do you cringe from the grinding noises when you shift? Omix-ADA has the T90 internal parts you need to fix your Jeep’s transmission. Fix it and enjoy your drive.

Product Features:
  • Metal
  • 29 Teeth
  • OE Style
  • Direct Fit
See More

Manual Transmission Components for 1966 Jeep CJ5s

Make a smart move for your 1966 Jeep CJ5 with products all priced from $1.99 to $303.99.

Omix – Manual Trans Blocking Ring (Part No.18890.05)

Manual Trans Blocking Ring

from

$24.99
Is your T98 transmission not shifting right? Do you cringe from the grinding noises when you shift? Omix-ADA has the T98 internal parts you need to fix your Jeep’s transmission. Fix it and enjoy your drive.

Product Features:
  • OE Style
  • Direct Fit
  • Limited 5 Year Warranty
See More

Omix – T90 Shifter Assembly; 41-71 Willys/Jeep (Part No.18880.02)

T90 Shifter Assembly; 41-71 Willys/Jeep

from

$303.99
Direct OE replacement Jeep parts and accessories built to the original specifications by Omix-ADA.

Product Features:
  • Includes Rails And Forks
  • OE Style
  • Direct Fit
See More

Omix – T90 Reverse Idler Gear; 41-71 Willys/Jeep (Part No.18880.26)

T90 Reverse Idler Gear; 41-71 Willys/Jeep

from

$74.99
Is your T90 transmission not shifting right? Do you cringe from the grinding noises when you shift? Omix-ADA has the T90 internal parts you need to fix your Jeep’s transmission. Fix it and enjoy your drive.

Product Features:
  • Includes Bushings
  • OE Style
  • Direct Fit
See More

Omix – Transmission Bearing Adapter (Part No.18880.06)

Transmission Bearing Adapter

from

$42.49
Is your T90 transmission not shifting right? Do you cringe from the grinding noises when you shift? Omix-ADA has the T90 internal parts you need to fix your Jeep’s transmission. Fix it and enjoy your drive.

Product Features:
  • Rear
  • OE Style
  • Direct Fit
  • Limited 5 Year Warranty
See More

Omix – Manual Trans Washer (Part No.18880.30)

Manual Trans Washer

from

$2.79
Is your T90 transmission not shifting right? Do you cringe from the grinding noises when you shift? Omix-ADA has the T90 internal parts you need to fix your Jeep’s transmission. Fix it and enjoy your drive.

Product Features:
  • Steel
  • OE Style
  • Direct Fit
  • Limited 5 Year Warranty
See More

Omix – Manual Trans Cluster Gear Bearing (Part No.18880.41)

Manual Trans Cluster Gear Bearing

from

$2.49
Is your T90 transmission not shifting right? Do you cringe from the grinding noises when you shift? Omix-ADA has the T90 internal parts you need to fix your Jeep’s transmission. Fix it and enjoy your drive.

Product Features:
  • OE Style
  • Direct Fit
  • Limited 5 Year Warranty
See More

Omix – Manual Trans Cluster Gear Bearing (Part No.18880.31)

Manual Trans Cluster Gear Bearing

from

$1.99
Direct OE replacement Jeep parts and accessories built to the original specifications by Omix-ADA. Limited five year Manufacturer’s warranty.

Product Features:
  • Front/Rear
  • OE Style
  • Direct Fit
  • Limited 5 Year Warranty
See More

FAQs for 1966 Jeep CJ5 Manual Transmission Parts

What are the best-selling Manual Transmission Parts for 1966 Jeep CJ5s?

Out of 27 Manual Transmission Parts that fit 1966 Jeep CJ5s, the following parts are the top sellers:

What’s the price range for 1966 Jeep CJ5 Manual Transmission Parts?

The prices of Manual Transmission Parts for the 1966 Jeep CJ5 range from $1.99 up to $303.99 for the most premium parts.

What is the average price of a Manual Transmission Part for a 1966 Jeep CJ5?

The average price for Manual Transmission Parts for the 1966 Jeep CJ5 is $53.49. Keep in mind the variety of part types within our Manual Transmission Part category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Manual Transmission Parts for other Jeep CJ5 model years?

Yes, we carry Manual Transmission Parts for 23 model years of Jeep CJ5s between 1959 and 1983. The following model years are the most popular for Manual Transmission Part purchases: 1983, 1982, 1981, 1980, 1979, 1978, 1977, 1976, and 1975.

What are the cheapest Manual Transmission Parts for my 1966 Jeep CJ5?

The cheapest 1966 Jeep CJ5 Manual Transmission Parts we carry are:

Does Advance Auto Parts sell Manual Transmission Parts for any other 1966 Jeep models?

What are the top-rated Manual Transmission Parts that fit the 1966 Jeep CJ5?

The one 1966 Jeep CJ5 Manual Transmission Part we have in stock is the Oem, For Use With Dana 300 Transfer Case/ Dana 20 Transfer Case. It costs $1.99.

What types of Manual Transmission Parts do you sell for my 1966 Jeep CJ5?

As of 11/2/25, these are some of the most in-demand types of Manual Transmission Parts for a 1966 Jeep CJ5:

Can I get help with 1966 Jeep CJ5 Manual Transmission Part orders?

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

What is your return policy for Jeep CJ5 Manual Transmission Parts?

Advance Auto Parts keeps returns simple. For new Jeep CJ5 Manual Transmission Parts and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.