1966 Cadillac Commercial Chassis Car Parts & Accessories

You have come to the right place if you need new or replacement parts for your 1966 Commercial Chassis. Advance Auto carries over 403 aftermarket parts for your 1966 Cadillac Commercial Chassis, along with original equipment manufacturer (OEM) parts. You will find amazing prices on 1966 Commercial Chassis Transmission Parts and Clutch Systems. Plus, our selection of 1966 Body Parts for your Commercial Chassis are some of the lowest in the market.

Find replacement parts and upgrades for your 1966 Cadillac Commercial Chassis. Use our customer reviews of Automotive Accessories parts and others, along with user ratings on the many of the products we offer. You won’t find an easier way to shop for 1966 Cadillac Commercial Chassis performance parts, 1966 Cadillac Commercial Chassis body parts, interior components, or any type of part for that matter. Get your Commercial Chassis upgraded or back in pristine shape by shopping Advance Auto Parts.

1966 Commercial Chassis Transmission Parts

Customers frequently purchase these best-selling 1966 Cadillac Commercial Chassis Transmission Parts.

National – Multi Purpose Seal (Part No.6712NA)

Multi Purpose Seal

from

$10.49
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:
  • 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
See More

Imperial – High Performance Transmission Oil Cooler (Part No.240516)

High Performance Transmission Oil Cooler

from

$85.99
Product Features:
  • Imperial high-performance transmission cooler
  • Size: 3/4″ x 10″ x 15-7/8″
  • SAE 45-degree fittings for maximum reliability
  • Electrostatic powder-coated to prevent corrosion
  • SAE 45 degree fittings for maximum reliability
  • Electrostatically powder coated to prevent corrosion
  • All aluminum lightweight construction
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Felpro – Transmission Oil Pan Gasket (Part No.TOS 18621)

Transmission Oil Pan Gasket

from

$9.29
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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Imperial – Maxi-Kool® XL Transmission Oil Cooler (Part No.243007)

Maxi-Kool® XL Transmission Oil Cooler

from

$73.99
The Imperial Maxi-Cool® XL’s plate and fin design offer excellent cooling efficiency in a compact, space-efficient design.

Product Features:
  • Imperial Maxi-Cool® plate and fin transmission cooler
  • Size: 3/4″ x 11″ x 7-1/2″
  • Mid-size and full-size cars, pickups
  • GVWR up to 20,000 lbs.; towing up to 2,500 lbs.
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B & M – Shifter Accessories, Bracket and Lever Kit Fits TH400/TH350/TH250/200-4R/700R4 (Part No.35498)

Shifter Accessories, Bracket and Lever Kit Fits TH400/TH350/TH250/200-4R/700R4

from

$42.99
Bracket and Lever Kit for TH-350, 400, 200, 700-R4, 4L60E and 200-4R transmissions.

Product Features:
  • Incl. Cable Bracket/Shift Lever/Spacers
  • Incl. Swivel/Cotter Pin
  • Natural Finish
  • Sold as a kit
  • Replacement part
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B & M – Tork Master 3000 (Part No.20402)

Tork Master 3000

from

$499.99
Torque Converter – Tork Master 3000 for GM 1965 to 1991 TH400, 425, 375 and 1968 to 1981 TH350, 375B (not 350C) APPLICATION: Tork Master 3000 for GM 1965 to 1991 TH400, 425, 375 and 1968 to 1981 TH350, 375B (not 350C) The Tork Master is B&M’s lowest cost performance torque converter. The Tork Master is an excellent all-around performance street converter. The best ‘value priced’ street converters available, Tork Master converters come with a new precision pump drive tube and all are pressure tested and fully balanced. The Tork Master torque converter is not recommended for big block or supercharged applications. New allow steel pump drive tube. Needle thrust bearing when factory equipped. New thrust washer between turbine and cover when required.

Product Features:
  • New Precision Pump Drive Tube
  • Pressure Tested
  • Fully Balanced
  • Needle Thrust Bearing
  • New Thrust Washer
  • Washer Between Turbine and Cover
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B & M – Automatic Shifter, StarShifter (Part No.80675)

Automatic Shifter, StarShifter

from

$309.99
Features include NHRA/ IHRA reverse lockout, backup light switch, neutral safety switch, polished T-handle. Cable operated for quick installation and accurate shifting. For 2 and 3 speed applications.

Product Features:
  • Base Trims For Custom Fit
  • Cable Operated
  • Quick Installation
  • Accurate Shifting
  • NHRA/IHRA Reverse Lockout Meets Requirements
  • Includes Neutral Safety Switch
  • Polished Aluminum. T-Handle and Cable
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B & M – Cable Bracket (Part No.30499)

Cable Bracket

from

$28.99
Cable Bracket, GM APPLICATION: For TH400, 350, 250, 200, 700R4, 2004R transmissions.

Product Features:
  • Shifter Service Parts
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National – Bearings (Part No.A-3)

Bearings

from

$14.99
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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Imperial – Maxi-Kool® XL Transmission Oil Cooler (Part No.243012)

Maxi-Kool® XL Transmission Oil Cooler

from

$81.99
Product Features:
  • Class “A” motor homes, large travel trailers, 5th-wheel trailers
  • GVWR up to 30,000 lbs.; towing up to 10,000 lbs.
See More

National – Multi Purpose Seal (Part No.8792S)

Multi Purpose Seal

from

$6.99
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:
  • 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
See More

Imperial – Econo-Kool® Transmission Oil Cooler (Part No.241018)

Econo-Kool® Transmission Oil Cooler

from

$65.99
Product Features:
  • Imperial Econo-Kool« tube and fin transmission cooler
  • Size: 3/4″ x 10″ x 15-7/8″
  • Class “A” motor homes, large travel trailers, 5th-wheel trailers
  • GVWR up to 26,000 lbs.; towing up to 10,000 lbs.
  • Compatible with OEM cooler systems
  • Ultrasonically soldered for reliability
  • 100% pressure testing to 150 PSI for quality assurance
  • High efficiency turbulators
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Imperial – Plate and Fin Style Trans Cooler 3/4" x 9-1/2" x 11" Heavy Duty (Part No.243008)

Plate and Fin Style Trans Cooler 3/4" x 9-1/2" x 11" Heavy Duty

from

$80.99
Product Features:
  • Imperial Rapid-Cool« plate and fin transmission cooler
  • Size: 3/4″ x 11″ x 9-1/2″
  • Pickup trucks and vans, class “C” motor homes, travel trailers to 24′
  • GVWR up to 24,000 lbs.; towing up to 5,000 lbs.
  • 33% more efficient than a comparable tube and fin design
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Imperial – Econo-Kool® Transmission Oil Cooler (Part No.242012)

Econo-Kool® Transmission Oil Cooler

from

$52.99
Product Features:
  • Mid-size and full-size cars, pickups
  • GVWR up to 18,000 lbs.; towing up to 3,500 lbs
  • Compatible with OEM cooler systems
  • Ultrasonically soldered for reliability
  • 100% pressure testing to 150 PSI for quality assurance
  • High efficiency turbulators
See More

B & M – Automatic Shifter, Z-Gate (Part No.80681)

Automatic Shifter, Z-Gate

from

$279.99
Reverse lockout meets NHRA and IHRA requirements. Includes neutral safety switch, backup light switch, black T-Handle. Fits most 3 Speed applications.

Product Features:
  • Base Trims To Custom Fit Floor
  • NHRA/IHRA Reverse Lockout Meets Requirements
  • Includes Neutral Safety Switch
  • Includes Backup Light Switch
  • Includes Black T-Handle and Cable
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Imperial – High Performance Transmission Oil Cooler (Part No.240514)

High Performance Transmission Oil Cooler

from

$81.99
High Performance Transmission Oil Cooler 3/4″ x 7-1/2″ x 15-1/2″. Heavy duty. Black. Imperial High Performance coolers are designed to provide outstanding cooling as well as complement other high-performance accessories.

Product Features:
  • Imperial high-performance transmission cooler
  • Size: 3/4″ x 7-1/2″ x 15-7/8″
  • SAE 45-degree fittings for maximum reliability
  • Electrostatic powder-coated to prevent corrosion
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B & M – Modulator (Part No.20234)

Modulator

from

$43.99
B&M’s vacuum modulator is fully adjustable, this allows you to tailor your shift points to within a range of 2-4 mph. Comes preadjusted for normal shift points. For TH350 and TH400.

Product Features:
  • Fully Adjustable
  • Allows You To Tailor Shift Points
  • Comes Supplied Pre-Adjusted
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Driveworks – Oil Seal (Part No.S-6712NA)

Oil Seal

from

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

Product Features:
  • Brand may vary by location
See More

Imperial – High Performance Transmission Oil Cooler (Part No.240512)

High Performance Transmission Oil Cooler

from

$67.99
Product Features:
  • Imperial high-performance transmission cooler
  • Size: 3/4″ x 7-1/2″ x 12-1/2″
  • SAE 45-degree fittings for maximum reliability
  • Electrostatic powder-coated to prevent corrosion
  • SAE 45 degree fittings for maximum reliability
  • Electrostatically powder coated to prevent corrosion
  • All aluminum lightweight construction
See More

Imperial – Econo-Kool® Transmission Oil Cooler (Part No.242016)

Econo-Kool® Transmission Oil Cooler

from

$65.99
Product Features:
  • Imperial Econo-Kool« tube and fin transmission cooler
  • Size: 3/4″ x 7-1/2″ x 15-7/8″
  • Pickup trucks and vans, class “C” motor homes, travel trailers to 24′
  • GVWR up to 22,000 lbs.; towing up to 5,000 lbs.
  • Compatible with OEM cooler systems
  • Ultrasonically soldered for reliability
  • 100% pressure testing to 150 PSI for quality assurance
  • High efficiency turbulators
See More

ATP – AT MODULATOR VALVE (Part No.JX-76)

AT MODULATOR VALVE

from

$48.99
AT MODULATOR VALVE

Driveworks – Auto Transmission Shift Shaft Seal (Part No.S-8792S)

Auto Transmission Shift Shaft Seal

from

$2.49
Product Features:
  • Brand may vary by location
See More

B & M – Performance Torque Converter for GM TH400, 350, & 375 Transmissions (Part No.20400)

Performance Torque Converter for GM TH400, 350, & 375 Transmissions

from

$299.99
Torque Converter – Tork Master 2000 for GM 1965 to 1991 TH400, 425, 375 and 1968 to 1981 TH350, 375B (not 350C) APPLICATION: Tork Master 2000 for GM 1965 to 1991 TH400, 425, 375 and 1968 to 1981 TH350, 375B (not 350C) The Tork Master is B&M’s lowest cost

Product Features:
  • New Precision Pump Drive Tube
  • Pressure Tested
  • Fully Balanced
  • Needle Thrust Bearing
  • New Thrust Washer
See More

Spectre – Trans Pan Turbo 400 Ex (Part No.5459)

Trans Pan Turbo 400 Ex

from

$64.99
Spectre’s Transmission Pans provide a show quality replacement for a wide variety of transmissions, and include a drain plug to allow convenient fluid changes. This high capacity pan was designed to fit GM TH400 transmissions. Manufactured from high quality steel with a triple chrome-plated finish, this pan has a finned surface to offer improved cooling.

Product Features:
  • Manufactured from triple chrome-plated steel
  • Designed for GM TH400 transmissions
  • Includes drain plug
  • High capacity
  • Features fins for added cooling
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Mr. Gasket – Auto Trans Oil Pan (Part No.9766ZMRG)

Auto Trans Oil Pan

from

$53.99
These pans are offered in stock depth or deep with extra capacity and available in both steel and aluminum to fit your specific needs. Includes the drain plug, gasket and hardware.

Product Features:
  • Zinc/Steel
  • Stock capacity
  • Includes drain plug, gasket and hardware
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ATP – AT MSTR REP KIT PLUS (Part No.JMS-9)

AT MSTR REP KIT PLUS

from

$368.99
AT MSTR REP KIT PLUS

National – Multi Purpose Seal (Part No.7038SA)

Multi Purpose Seal

from

$14.99
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: -40°F to 225°F / -40°C to 107°C
  • Good low temperature capability
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
See More

Driveworks – Oil Seal (Part No.S-7038SA)

Oil Seal

from

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

Product Features:
  • Brand may vary by location
See More

1966 Commercial Chassis Clutch Systems

No need for it to be difficult to find Clutch Systems for your 1966 Cadillac Commercial Chassis. Compare prices, read reviews, and buy your Commercial Chassis Clutch Systems online for delivery or in-store pick up.

ATP – FLYWHEEL SHIM (Part No.GS-10)

FLYWHEEL SHIM

from

$26.99
FLYWHEEL SHIM

ATP – FLYWHEEL SHIM (Part No.GS-4)

FLYWHEEL SHIM

from

$26.99
FLYWHEEL SHIM

1966 Commercial Chassis Interior Products

Driveworks – Headlight Dimmer Switch (Part No.52079)

Headlight Dimmer Switch

from

$16.05
Driveworks® offers a line of aftermarket parts and accessories that are commercially acceptable and competitively priced, which provides professional technicians and DIYers with an affordable alternative for repairs.

Product Features:
  • Direct-fit OE replacement ensures ease of installation
  • Designed to meet OE performance
  • As the leader in commercially acceptable parts, we provide professional technicians with the quality parts they need
  • As the leader in commercially acceptable parts, we provide professional technicians with the quality parts they need
See More

B & M – Speedo Cable & Generator for 70244 – GM Converter Lock-Up Control – Service Part (Part No.70209)

Speedo Cable & Generator for 70244 - GM Converter Lock-Up Control - Service Part

from

$86.99
Speedo Cable & Generator for 70244 – GM Converter Lock-Up Control – Service Part