PONTIAC 400.GM2S48 Core Automatic Transmission Rebuild

( Part Type: Transmission ), ( Conditions Options: Core, 249, I-8, At, For Rebuild, Core ), ( Genuine Oem: Yes ), ( Ipn: 400.gm2s48 ), ( Designation: For Parts Not Working )

Review PONTIAC Core Automatic Transmission Rebuild fits 400 1948

The Pontiac 400 GM-2S48 core automatic transmission is a remanufactured transmission designed for the rebuild of 1948 Pontiac vehicles equipped with the 400 cubic inch engine. This transmission is a two-speed, automatic transmission, featuring a torque converter that delivers smooth power transmission from the engine to the transmission.

The core transmission is a used transmission that has been completely disassembled, inspected, and rebuilt to meet or exceed OEM specifications. Each component, including the gears, bands, clutches, and seals, is carefully inspected and replaced with new or remanufactured parts as needed. The transmission casing is cleaned and repainted to ensure a factory-new appearance.

The transmission features a 2-speed Planetary Gear Set, which provides smooth and efficient power transfer between the engine and the transmission. The transmission also includes a Torque Converter, which facilitates smooth shifts and helps to maintain engine RPM during acceleration. The transmission control valve body is rebuilt with new seals and gaskets to ensure proper shifting and pressure control.

The Pontiac 400 GM-2S48 core automatic transmission is designed to provide reliable and long-lasting performance. Each transmission undergoes rigorous testing to ensure that it meets or exceeds OEM specifications. The transmission is also covered by a 12-month, unlimited mileage warranty, providing peace of mind to customers.

Installation of the Pontiac 400 GM-2S48 core automatic transmission is straightforward, and all necessary hardware is included. Customers can expect to save time and money by using a remanufactured transmission rather than rebuilding a used transmission. Additionally, a remanufactured transmission provides the added benefit of knowing that all necessary repairs have been completed, ensuring a reliable and long-lasting solution for their vehicle.

In summary, the Pontiac 400 GM-2S48 core automatic transmission is a high-quality, remanufactured transmission designed for the rebuild of 1948 Pontiac vehicles equipped with the 400 cubic inch engine. With its smooth power transfer, efficient gear set, and rigorous testing and quality assurance, this transmission provides reliable and long-lasting performance, making it an excellent choice for anyone in need of a replacement transmission for their classic Pontiac.

The Pontiac 400 GM-2S48 core automatic transmission is a popular choice for those restoring 1948 vehicles due to its compatibility and availability. However, like any major automotive project, it's essential to consider both the advantages and disadvantages before making a purchase.

1. Availability: The Pontiac 400 GM-2S48 transmission is relatively easy to find on the used market, making it a practical choice for those seeking a replacement transmission for their 1948 vehicle.

2. Compatibility: This transmission is specifically designed for use in 1948 Pontiac vehicles, ensuring a proper fit and function.

3. Cost-effective: Compared to purchasing a new transmission or having a custom transmission built, buying a rebuildable used transmission can save significant time and money.

1. Unknown condition: When purchasing a used transmission, it's impossible to know the exact condition without a thorough inspection and rebuild. This could lead to unexpected repair costs.

2. Rebuilding time: Rebuilding a transmission is a time-consuming process, requiring disassembly, inspection, part replacement, and reassembly.

3. Labor costs: If you're not experienced in transmission rebuilding, hiring a professional mechanic to do the job can add to the overall cost.

The Pontiac 400 GM-2S48 core automatic transmission can be an excellent choice for those restoring a 1948 vehicle due to its availability and compatibility. However, the potential unknown condition and associated repair costs, as well as the time and labor costs of rebuilding, must be carefully considered before making a purchase.

If you're confident in your mechanical abilities and have the time and resources to rebuild the transmission yourself, purchasing a used Pontiac 400 GM-2S48 core automatic transmission can save you significant money compared to buying a new transmission. Alternatively, consider seeking out a trusted mechanic or transmission specialist to inspect and rebuild the transmission for you. If time is a concern, purchasing a rebuilt or new transmission may be a more practical choice. Ultimately, it's essential to weigh the potential benefits and drawbacks before making a decision.

Details:

The part is not a special order. Axles Assemblies: Axle assemblies will not include any brake hardware: Calipers/Rotors/Shoes/Pads/Hoses/Brake Lines. The part has not been installed.

Limited Warranty Coverage. Steering Columns: All steering columns sold will come without airbags. All parts sold as is except expressly provided below. Brokered/non-stocked parts ordered specifically for your request.

Bolt-on items Exclusions from Limited Warranty. CORE,249,I-8,AT,FOR REBUILD,CORE. Check the Q A section for Business Support.

Dispute Resolution. Sensors, valve covers, timing covers attached to core short/long blocks are not covered. The part is not a custom body cut.

Normal wear and tear from the previous use is expected. 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. 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.

No expedited shipping is available. 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. Bumper assemblies DO NOT come with Upper Grilles unless stated. Any bulbs or wiring still attached to the,Tail Light,assemblies are not warranted part of the listing in any way.

Transmissions: Transmissions will come with the torque converter and all sensors. The part has not been altered, modified, disassembled, overheated or damaged.

part #: 400.gm2s48 prices

• $150.00-$449.99

specifications complmanu:

• for makes: Pontiac
• for years: 1948
• part type: Transmission
• conditions options: Core, 249, I-8, At, For Rebuild, Core
• genuine oem: Yes
• ipn: 400.gm2s48
• designation: For Parts Not Working

offer complmanu:

• availability: In Stock
• options: Ship-to-home
• sold: 0
• started: November 19, 2025
• quantity: 1

returns complmanu:

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

seller complmanu:

• # reviews: 40173
• rating: 99.6%
• city: Annandale, Minnesota

payments complmanu:

• wallet: Apple-pay
• other
• credit card: Visa

general complmanu:

• Car Truck Parts Accessories > Transmission Drivetrain > Automatic Transmission
• condition: For parts or not working

shipping complmanu:

• service: Standard
• transit: 2-6 Days
• cost: $315.00
• class: Standard
• type: Fixed

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