G-FORCE RCB3-400 Transmission Crossmember Body GM-3

( Brand: G-force ), ( Manufacturer Part Number: RCB3-400 ), ( Part Type: Transmission ), ( California Prop 65 Warning: True )

Review G FORCE Transmission Crossmember B body Gm-3 fits 1977–1990

G-Force RCB3-400 Transmission Crossmember for 1977-1990 B-Body GM Cars

The G-Force RCB3-400 Transmission Crossmember is a robust and reliable replacement component designed specifically for the transmission systems of 1977-1990 B-Body GM vehicles. This critical suspension component connects the transmission and the chassis, ensuring optimal power transfer and structural integrity.

Manufactured using high-quality steel, this crossmember is engineered to provide superior strength and durability compared to the factory original part. Its precise fitment ensures a perfect replacement for the worn-out or damaged factory crossmember.

The RCB3-400 Transmission Crossmember from G-Force boasts several notable features. It comes with pre-drilled factory mounting holes, ensuring a quick and easy installation process. Additionally, it includes mounting points for the transmission mount, engine mount, and differential mount, ensuring proper alignment and functionality of these essential suspension components.

This crossmember is specifically designed for the B-Body GM cars, including models such as the Buick Regal, Oldsmobile Cutlass, Oldsmobile Delta 88, Chevrolet Malibu, and Pontiac Grand Prix.

By upgrading to the G-Force RCB3-400 Transmission Crossmember, you can enjoy enhanced performance, improved handling, and increased reliability for your classic GM vehicle. This component is a must-have for any enthusiast looking to restore or modify their cherished B-Body car.

* High-quality steel construction for superior strength and durability

* Precise fitment for 1977-1990 B-Body GM cars

* Pre-drilled factory mounting holes for easy installation

* Includes mounting points for transmission mount, engine mount, and differential mount

* Enhances performance, handling, and reliability

If you're looking for a reliable and robust replacement transmission crossmember for your 1977-1990 B-Body GM car, look no further than the G-Force RCB3-400 Transmission Crossmember. Order yours today and experience the difference in power, performance, and peace of mind.

Pros and Cons of Buying a G-Force RCB3-400 Transmission Crossmember for 1977-1990 B-Body GM Cars

The G-Force RCB3-400 transmission crossmember is a popular aftermarket part for 1977-1990 B-Body GM cars. This crossmember is designed to strengthen the transmission mounting area and prevent common transmission issues. In this article, we will discuss the pros and cons of purchasing this part.

1. Improved Transmission Support: The G-Force RCB3-400 crossmember provides an additional layer of support to the transmission, reducing the chances of transmission damage due to engine torque.

2. Reduced Transmission Noise: By improving the transmission's mounting location, the G-Force crossmember can help reduce transmission noise and vibrations, resulting in a smoother driving experience.

3. Prevents Transmission Damage: The crossmember's increased rigidity can prevent damage to the transmission caused by harsh driving conditions, heavy towing, or accidental impacts.

4. Easy Installation: The crossmember comes with all necessary hardware and is designed to be a bolt-on replacement for the factory crossmember.

5. Longevity: The G-Force RCB3-400 crossmember is made from high-quality materials and is expected to last longer than the factory part, saving you money in the long run.

1. Cost: The G-Force RCB3-400 transmission crossmember is more expensive than the factory part.

2. Weight: The crossmember is heavier than the factory part, which may affect the vehicle's handling slightly.

3. Modifications Required: Some customers have reported that modifications are required to install the crossmember, such as trimming the factory crossmember to fit properly.

4. Potential Clearance Issues: Depending on the specific vehicle and aftermarket modifications, the crossmember may interfere with other components, such as exhaust systems or suspension components.

The G-Force RCB3-400 transmission crossmember offers several benefits, such as improved transmission support, reduced transmission noise, and increased durability. However, it also comes with some drawbacks, including the higher cost, potential weight increase, and potential clearance issues. Ultimately, the decision to purchase this part depends on the individual vehicle's needs, driving conditions, and personal preferences. For those who frequently tow heavy loads, drive aggressively, or simply want to improve their vehicle's performance and reliability, the G-Force RCB3-400 transmission crossmember may be a worthwhile investment.

If you own a 1977-1990 B-Body GM car and are experiencing transmission issues, considering a stronger crossmember like the G-Force RCB3-400 can help prevent further damage and improve overall performance. However, it is essential to weigh the pros and cons carefully and consider the potential costs, modifications, and clearance issues before making a purchase. Consulting with a professional mechanic or the G-Force RCB3-400 manufacturer may help clarify any doubts and ensure a successful installation.

Details:

Fits 1977-1990 B-Body GM, Large clearance humps designed to accommodate wide-diameter piping systems, Made from steel and powder coated black, No drilling, cutting, grinding, or welding required, Mounts using the factory crossmember mounting locations. This decal is shown for brand reference only. Simple and complete instructions are included, along with new mounting hardware.

Should your vehicle originally be equipped with a single centered stud transmission mount, simply replace mount the early style. NOTE: Many Force Crossmember utilize the early GM double stud transmission mount configuration, for increased strength aspects. Large exhaust clearance humps for large diameter systems.

part #: rcb3400 prices

• $405.00-$434.63

specifications othellodrivetrain:

• for years: 1977-1990
• brand: G-force
• mpn: Rcb3-400
• part type: Transmission
• california prop 65 warning: True

shipping othellodrivetrain:

• service: Standard, Expedited
• class: Standard, Expedited
• type: Fixed
• cost: $0.00
• transit: 6-6 Days

payments othellodrivetrain:

• wallet: Paypal
• credit card: Mastercard
• other

offer othellodrivetrain:

• options: Ship-to-home
• quantity: 2
• sold: 0
• availability: In Stock
• started: March 21, 2026

general othellodrivetrain:

• condition: New
• Car Truck Parts Accessories > Transmission Drivetrain > Other Transmission Drivetrain

seller othellodrivetrain:

• city: Lincoln, NE
• # reviews: 355693
• rating: 99.7%

returns othellodrivetrain:

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

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