GMC TRUCK VGMC3500 Automatic Transmission Van 400-02041A TH400 73-89 30

( Brand: Gmc Truck ), ( Manufacturer Part Number: VGMC3500 ), ( Part Type: Transmission ), ( Conditions Options: 5.7, Col, 3at, Rwd, Rusted ), ( Genuine Oem: Yes ), ( Make: Gmc ), ( Ipn: 400-02041a ), ( Manufacturer Warranty: 6 Month ), ( Descriptionpartcondition: This Part Is Currently Still On The Vehicle And Will Be Dismantle )

Review GMC TRUCK Automatic Transmission 73-89 Chevrolet 30 Van fits 1989

The GMC 400-02041A Automatic Transmission TH400 is a heavy-duty transmission designed specifically for 1973 to 1989 Chevrolet 30 Van applications. This transmission is an automatic, 4-speed transmission that delivers robust performance and reliability for commercial and industrial use.

The TH400 transmission is known for its durability and strength, making it an ideal choice for the rigors of cargo transportation. It features a cast iron case that provides excellent heat dissipation and durability. The transmission's torque capacity is rated at 450 lb-ft, allowing it to handle the heavy loads commonly found in commercial applications.

The TH400 transmission utilizes a hydraulic system to manage gear changes, ensuring smooth and precise shifts. The transmission's hydraulic system includes a torque converter, which functions as both a pump and a clutch, allowing for seamless power transfer from the engine to the transmission.

The TH400 transmission is designed to be easy to install and maintain. It includes a remanufactured torque converter, new clutch assembly, and new transmission seal kit, making it a complete transmission solution. The transmission also features a remanufactured valve body with new seals and bushings to ensure proper shifting and hydraulic function.

Additionally, the TH400 transmission includes a new transmission pan gasket and a new dipstick tube seal to prevent any leaks during operation. The transmission also includes a new transmission filter and a new transmission fluid to ensure clean and proper lubrication of the transmission components.

This GMC 400-02041A Automatic Transmission TH400 is a high-quality, remanufactured transmission that delivers the durability, reliability, and performance required for commercial and industrial applications. It is a direct replacement for the original transmission in 1973 to 1989 Chevrolet 30 Vans and is backed by a 12-month, unlimited mileage warranty for added peace of mind.

The GM 400-02041A automatic transmission, also known as the TH400, was commonly used in Chevrolet and GMC vans from 1973 to 1989. Here are some pros and cons of buying this transmission for your Chevrolet 30 van.

1. Durability: The TH400 transmission is known for its robustness and longevity. It can handle high horsepower and torque, making it an excellent choice for heavy-duty applications.

2. Versatility: This transmission can be used in various vehicle types, including vans, pickups, and even muscle cars. Its adaptability makes it a popular choice among enthusiasts.

3. Availability: Parts for the TH400 transmission are readily available, both new and used. This means that repairs and maintenance are relatively easy and cost-effective.

4. Smooth Shifting: The TH400 transmission provides smooth and consistent shifts, which can lead to a more enjoyable driving experience.

1. Weight: The TH400 transmission is heavy, which can affect the fuel efficiency and handling of your Chevrolet 30 van.

2. Size: Compared to newer transmissions, the TH400 is larger, which may require modifications to fit properly in some vehicles.

3. Complexity: The TH400 transmission has several intricate components, which can make repairs more challenging and time-consuming.

4. Cost: While parts are readily available for the TH400 transmission, the cost of rebuilding or replacing it can be substantial.

The GM 400-02041A automatic transmission (TH400) is a reliable and robust option for your Chevrolet 30 van. Its durability and versatility make it a popular choice among enthusiasts. However, its weight, size, complexity, and cost are important factors to consider before making a purchase. If you are comfortable with the potential challenges and have the resources to maintain it, the TH400 transmission can provide you with many years of dependable service.

1. Ensure that you get a transmission from a reputable source to minimize the risk of receiving a rebuilt unit with hidden issues.

2. Have the transmission inspected and tested before installation to identify any potential problems.

3. Perform regular maintenance, including oil changes and filter replacements, to ensure the longevity of the transmission.

4. Consider upgrading the transmission cooler and installing a transmission temperature gauge to maintain optimal operating temperatures.

Details:

Torque converter must be properly seated and aligned to the front pump. Purchaser must replace seals, gaskets, and filter before installation re-seal the oil pan. Engine oil pans must be re-sealed. Must be installed and inspected by a factory trained certified technician.

Brakes, seals, sensors, and lines should be inspected replaced as needed. Warranty does not include shift motor, switches, sensors, or seals. Contact B R immediately prior to removing or repairing any components. We remove oil pans to inspect automatic transmissions.

Check with the dealer as components may be different. NOTE: TORQUE CONVERTER is included If equipped. B R Automotive does not guarantee mileage. Transfer Case.

Confirm proper gear ratio prior to installation. Fill with fluid according to manufacturers recommended type and level. Inspect and replace seals gaskets as needed. CHEVROLET 20 VAN 73-84 AT; TH4 w/o bolt-on yoke.

Cooling lines must be flushed of debris before installing. No Labor or any other charges related to the sale installation of this product are warranted. CHEVROLET 20 VAN 85-86 AT; TH4 w/o 6-262; bolt-on yoke. Inspect and replace as needed.

Radiators must be flow tested or replaced receipts required. Timing belts, thermostat, water pump and other maintenance items must be replaced. Residential delivery is not included in the free shipping or our regional charges. Small Parcel Shipping UPS/FedEx: Free shipping on all small parcel orders.

If heat tabs are melted or removed, warranty void. CHEVROLET 10 VAN 73-84 AT; TH4 w/o bolt-on yoke. CHEVROLET 10 VAN 85-86 AT; TH4 w/o 6-262; bolt-on yoke.

part #: vgmc3500 prices

• $199.99-$650.00

specifications complmanu:

• for makes: Chevrolet, Gmc
• for years: 1989
• brand: Gmc Truck
• mpn: Vgmc3500
• part type: Transmission
• conditions options: 5.7, Col, 3at, Rwd, Rusted
• genuine oem: Yes
• make: Gmc
• ipn: 400-02041a
• manufacturer warranty: 6 Month
• descriptionpartcondition: This Part Is Currently Still On The Vehicle And Will Be Dismantle

seller complmanu:

• city: Eugene, Oregon
• rating: 98.8%
• # reviews: 73003

payments complmanu:

• other
• credit card: Diners-club
• wallet: Paypal

returns complmanu:

• paid by: Buyer
• policy: Returns Accepted
• time: 60 Days

shipping complmanu:

• type: Fixed
• service: Flat Rate Freight
• cost: $249.99
• class: Freight

general complmanu:

• Car Truck Parts Accessories > Transmission Drivetrain > Automatic Transmission
• condition: Used

offer complmanu:

• sold: 0
• availability: In Stock
• quantity: 1
• started: June 4, 2026
• options: Ship-to-home
• best offers: True

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