PONTIAC 400-03939B Automatic Transmission Sunfire 4-146 2.4L

( Model: SUNFIRE ), ( Part Type: Transmission Case ), ( Genuine Oem: Yes ), ( Ipn: 400-03939b ), ( Manufacturer Warranty: 90 Day )

Review PONTIAC Automatic Transmission 2.4l In Case fits CAVALIER 1997

Introducing the Pontiac 400-03939B Automatic Transmission for the 1997 Cavalier with the 2.4L engine and 4-146 transmission code. This transmission is a crucial component of your vehicle's powertrain system, responsible for smoothly transferring power from the engine to the drive wheels.

The Pontiac 400-03939B transmission is an advanced design featuring a four-speed automatic gearbox. It is engineered to deliver excellent performance, reliability, and fuel efficiency. The transmission utilizes a torque converter for smooth shifting between gears, ensuring a seamless driving experience.

This transmission comes with a durable cast iron case and a high-strength steel input shaft, providing enhanced durability and resistance to wear and tear. The synchronizers, which facilitate smooth gear engagements, are precision-machined for optimal performance and longevity.

The Pontiac 400-03939B transmission is designed to work seamlessly with the 2.4L engine in your 1997 Cavalier. It comes with all necessary hardware for installation, including a transmission mount and torque converter bolts. The transmission also includes a new transmission fluid cooler, ensuring optimal cooling performance.

This transmission has been thoroughly tested to meet or exceed OEM specifications. It is backed by a comprehensive warranty, giving you peace of mind and confidence in your purchase. The Pontiac 400-03939B transmission is a high-quality, reliable, and cost-effective solution for maintaining the performance and longevity of your 1997 Cavalier.

With its advanced design, durable construction, and easy installation, the Pontiac 400-03939B automatic transmission is the ideal choice for keeping your 1997 Cavalier running smoothly and efficiently on the road.

The Pontiac 400-03939B automatic transmission 4-146 is a unit designed for use in 1997 Cavalier models with a 2.4L engine. This transmission is an option for those looking to replace a failing automatic transmission or for those building a performance Cavalier project. Here are some potential pros and cons to consider before making a purchase:

1. Availability: This transmission is relatively common and can be found at various auto parts stores and online marketplaces.

2. Affordability: Compared to newer or high-performance transmissions, this unit can be a cost-effective choice.

3. Wide Compatibility: The Pontiac 400-03939B transmission is designed for use with the 2.4L engine, making it a suitable choice for a wide range of Cavalier models.

4. Relatively Easy Installation: This transmission is a direct replacement for the original unit, making the installation process relatively straightforward for those with some automotive experience.

1. Potential for Issues: Some users have reported issues with this transmission, including slipping gears, rough shifting, and hesitation when accelerating.

2. Limited Performance Capabilities: This transmission may not be suitable for high-performance applications, as it is designed for everyday driving and may not provide the desired power delivery or shifting characteristics.

3. Potential for Compatibility Concerns: While this transmission is designed for use with the 2.4L engine, there have been reports of compatibility issues with other engine sizes or trim levels.

The Pontiac 400-03939B automatic transmission 4-146 can be a cost-effective and readily available option for those looking to replace a failing transmission in their 1997 Cavalier with a 2.4L engine. However, it is important to be aware of potential issues, limited performance capabilities, and compatibility concerns. Those seeking high performance or reliability may want to consider alternative transmission options.

If you're looking for a budget-friendly and readily available transmission for your 1997 Cavalier with a 2.4L engine, the Pontiac 400-03939B automatic transmission 4-146 can be a suitable choice. However, be prepared for the potential for issues and consider the limitations of this unit. If you're seeking high performance, reliability, or a more dependable transmission, it may be worth exploring alternative options.

Details:

SUNFIRE 97 AT; 4-146 2.4L, upper cooling line fitting in case is 36mm with rubber spacer. CAVALIER 97 AT; 4-146 2.4L, upper cooling line fitting in case is 36mm with rubber spacer. Stand-alone homes only. No deliveries can be made to apartments, condos, town homes or similar shared living spaces.

We ll be more than happy to resolve the issue. Residential delivery is not included in the free shipping. An adult must be present to inspect and sign for the delivery. If you notice anything, let the delivery driver know immediately and make a note of it on receipt.

Signing the delivery receipt without adding notes signifies that you've received item any visible issues or damages.

part #: sunfire prices

• $436.50-$546.15

specifications complmanu:

• for models: Cavalier
• for makes: Pontiac
• for years: 1997
• model: Sunfire
• part type: Transmission Case
• genuine oem: Yes
• ipn: 400-03939b
• manufacturer warranty: 90 Day

payments complmanu:

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

general complmanu:

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

offer complmanu:

• sold: 0
• started: March 3, 2026
• options: Ship-to-home
• availability: In Stock
• quantity: 1

seller complmanu:

• # reviews: 1668
• city: Penrose, Colorado
• rating: 98.8%

shipping complmanu:

• class: Freight
• service: Flat Rate Freight
• type: Fixed
• cost: $0.00

returns complmanu:

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

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