CHEVROLET 239.GM1S40 Gear Vacuum Cylinder Chev

( Model: CHEV ), ( Part Type: Vacuum Gear Cylinder ), ( Conditions Options: Gear Shift Vacuum Cylinder Notes ), ( Genuine Oem: Yes ), ( Ipn: 239.gm1s40 ), ( Designation: For Parts Not Working ), ( Manufacturer Warranty: 90 Day )

Review CHEVROLET Gear Shift Vacuum Cylinder fits 1940

Chevrolet 239.GM1S40 Gear Vacuum Cylinder

The Chevrolet 239.GM1S40 Gear Vacuum Cylinder is an essential component for maintaining the optimal performance of your classic Chevrolet vacuum brake system. This cylinder, specifically designed for Chevrolet vehicles manufactured in 1940, is meticulously engineered to provide reliable and consistent operation.

Measuring approximately 3 inches in diameter and 4 inches in length, this cylinder features a robust cast iron construction. The exterior is finished with a high-quality porcelain coating, which not only enhances its appearance but also offers protection against corrosion and wear.

Inside the cylinder, you'll find a precisely machined, ground, and lapped gear set. These gears are designed to mesh perfectly, creating a smooth and efficient vacuum flow. The cylinder also includes a piston with an O-ring seal, ensuring a tight connection and minimal air leakage.

The Chevrolet 239.GM1S40 Gear Vacuum Cylinder is carefully calibrated to deliver the correct amount of vacuum pressure needed for effective brake operation. It is important to note that this cylinder should be used as a replacement for worn or damaged components in your vacuum brake system.

Installing this new cylinder in your Chevrolet vehicle is a straightforward process. It is recommended that you consult your vehicle's service manual or consult with a professional mechanic to ensure proper installation. By upgrading your vacuum cylinder, you can restore the performance and safety of your classic Chevrolet's braking system.

In summary, the Chevrolet 239.GM1S40 Gear Vacuum Cylinder is a high-quality, cast iron component designed for Chevrolet vehicles from 1940. With its precise gear set, O-ring seal, and porcelain coating, this cylinder offers reliable and efficient operation, as well as protection against corrosion. It is an essential upgrade for any classic Chevrolet owner seeking to restore their vehicle's braking system to its original performance.

Pros and Cons of Buying a Chevrolet 239.GM1S40 Gear Vacuum Cylinder (1940)

The Chevrolet 239.GM1S40 Gear Vacuum Cylinder, manufactured in 1940, is a critical component in certain Chevrolet engine models. Replacing a worn-out or damaged cylinder can be an essential investment for the longevity and performance of your engine. In this analysis, we will discuss the pros and cons of purchasing this specific gear vacuum cylinder.

A. Compatibility

The 239.GM1S40 Gear Vacuum Cylinder is designed specifically for Chevrolet engines, ensuring a precise fit and optimal engine performance.

B. Durability

Being a factory-original part, this cylinder is engineered using high-quality materials and manufacturing processes to withstand the rigors of continuous use in a high-performance engine environment.

C. OEM warranty

When purchasing from an authorized dealer, the gear vacuum cylinder may come with an original equipment manufacturer (OEM) warranty, providing peace of mind and protection against potential defects or failure.

A. Cost

New OEM Chevrolet gear vacuum cylinders can be relatively expensive compared to aftermarket alternatives. This cost may be a significant factor for some consumers.

B. Limited availability

Depending on the specific model and year of the Chevrolet engine, the availability of the 239.GM1S40 Gear Vacuum Cylinder may be limited. This may require extended search efforts or potentially lengthy wait times for delivery.

Purchasing a Chevrolet 239.GM1S40 Gear Vacuum Cylinder comes with both advantages and disadvantages. The compatibility, durability, and potential OEM warranty make it an attractive option for those seeking optimal engine performance and peace of mind. However, the cost and limited availability may deter some consumers.

If budget is a concern, consider exploring aftermarket alternatives or rebuilt cylinders. These options can offer comparable performance at a more affordable cost. However, if the highest level of quality, compatibility, and warranty coverage is a priority, the Chevrolet 239.GM1S40 Gear Vacuum Cylinder remains an excellent choice. When making a decision, be sure to weigh the pros and cons carefully and consider your specific needs and circumstances.

Details:

Gear Shift Vacuum Cylinder Fits 1940 CHEVROLET 1265742 FOR PARTS OR REBUILD ONLY, STEERING COLUMN GEARSHIFT VACUUM POWER CYLINDER 3654372 AS SHOWN. No expedited shipping is available. The part is not a custom body cut.

Exclusions from Limited Warranty. Brokered/non-stocked parts ordered specifically for your request. Please remember you are purchasing OEM Original Equipment Manufacturer USED parts. Scope: This limited warranty covers defects in the purchased part that render it inoperable or defective within 90-day period.

All parts sold as is except expressly provided below. Labor and Related Costs: This limited warranty does not cover labor, diagnostics, towing, rental car costs, or any other expenses related to the installation, testing, removal, replacement of a part. Dispute Resolution. Check the Q A section for Business Support.

The part is not a special order. Any bulbs or wiring still attached to the,Tail Light,assemblies are not warranted part of the listing in any way. The part has not been installed.

The part has not been altered, modified, disassembled, overheated or damaged. Transmissions: Transmissions will come with the torque converter and all sensors. Normal wear and tear from the previous use is expected. Bolt-on items.

Axles Assemblies: Axle assemblies will not include any brake hardware: Calipers/Rotors/Shoes/Pads/Hoses/Brake Lines. Bumper assemblies DO NOT come with Upper Grilles unless stated. Steering Columns: All steering columns sold will come without airbags. Convenience Items: Items attached to or included with the part, such as wiring, bulbs, sockets, sensors, coils, distributor caps, spark plugs, water pumps, filters, brake parts, backing plates, hoses, vacuum lines, u-joints, timing belts/components, similar items, are considered convenience items and not covered by this limited warranty.

Sensors, valve covers, timing covers attached to core short/long blocks are not covered. Limited Warranty Coverage.

part #: chev prices

• $59.99-$176.71

specifications geashif:

• for makes: Chevrolet
• for years: 1940
• model: Chev
• part type: Vacuum Gear Cylinder
• conditions options: Gear Shift Vacuum Cylinder Notes
• genuine oem: Yes
• ipn: 239.gm1s40
• designation: For Parts Not Working
• manufacturer warranty: 90 Day

returns geashif:

• paid by: Buyer
• policy: Returns Accepted
• time: 30 Days

payments geashif:

• wallet: Google-pay
• credit card: Diners-club
• other

general geashif:

• condition: For parts or not working
• Car Truck Parts Accessories > Transmission Drivetrain > Shifters, Cables Linkages

seller geashif:

• city: Annandale, Minnesota
• rating: 99.3%
• # reviews: 36878

offer geashif:

• options: Ship-to-home
• quantity: 1
• availability: In Stock
• sold: 0
• started: September 2, 2025

shipping geashif:

• cost: $0.00
• transit: 2-4 Days
• type: Fixed
• service: Standard
• class: Standard

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