Looking for the best crossmember upgrades to enhance your vehicle’s performance? We’ve curated a list of top 10 crossmember upgrades, from heavy-duty steel to lightweight aluminum, to help you find the perfect fit for smoother rides, tougher trails, or heavier loads.
Looking to upgrade your vehicle’s performance? The crossmember is a key part that often gets overlooked. Whether you’re tackling tough trails, hauling heavy loads, or just want a smoother ride, the right crossmember can make all the difference.
We’ve tested and reviewed the best crossmember upgrades for cars, trucks, and even RC crawlers. From heavy-duty steel to lightweight aluminum, these upgrades are built to last and boost your ride. Ready to find the perfect fit?
List of Top 10 Crossmember Upgrades
| Image | Title | Best For | Price |
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KJE 8″ Boat Trailer Bunk Brackets, Heavy Duty Galvanized Swivel Top Bunk Bracket Kit for 1.5″ x 3″, 2″ x 3″, 3″ x 3″ Boat Trailer Crossmember, Upgraded Corrosion-Resistant, 4Pack |
This product is perfect for boat owners who need reliable and durable support for their trailers. It’s ideal for those looking for easy installation and long-lasting performance. |
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JK CROSSMEMBER 2012-PRESENT |
This JK CROSSMEMBER is perfect for off-road enthusiasts who want reliable, durable parts for their 2012-Present JK 2 door or 4 door Unlimited. If you love hitting the rocks or trails, this heavy-duty upgrade gives you peace of mind. |
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LS Swap Transmission Crossmember Steel Black for Chevy C10 for 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 Pickup |
This LS Swap Transmission Crossmember is perfect for Chevy C10 owners who want to upgrade their transmission. It’s easy to install and built to last, making it ideal for 1973-1987 pickups. |
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JGGZONE RC Chassis Brace Crossmember Aluminum Alloy Rear Beam Mounts Upgrade Part for 1/10 TRX4 RC Crawler Car Upgrade Replacement Parts (Red) |
This RC Chassis Brace is perfect for RC Crawler Car enthusiasts who want to upgrade their 1/10 TRX4. It’s ideal for anyone looking to improve stability, durability, and looks with an easy-to-install part. |
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Rough Country Long Arm Upgrade Kit for 84-01 Jeep Cherokee XJ | 4-6″ – 68900U |
This upgrade kit is perfect for Jeep Cherokee XJ owners who want better off-road performance. It’s ideal for those seeking extreme travel, optimum alignment, and maximum articulation. |
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JGGZONE RC Chassis Brace Crossmember Aluminum Alloy Rear Beam Mounts Upgrade Part for 1/10 TRX4 RC Crawler Car Upgrade Replacement Parts (Silver) |
This upgrade is perfect for RC Crawler Car enthusiasts who want to improve their 1/10 TRX4’s performance and looks. It’s easy to install and gives your car a cooler, more stable ride. |
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Speedway Motors Stamped 2 Inch Dropped Crossmember for 1928–1931 Model A Strong Steel Construction Improves Suspension Geometry and Ground Clearance Classic Hot Rod Upgrade |
This product is perfect for classic car enthusiasts who want to upgrade their 1928–1931 Model A Ford. It’s ideal for those building a hot rod or restoring a classic with modern suspension. |
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ELITEWILL Upgrade Front Fuel Tank Support Crossmember with OEM Bracket Fit for 1999-2006 Chevy Silverado & GMC Sierra |
This product is perfect for Chevy Silverado and GMC Sierra owners who need a reliable and safe fuel tank support. It’s ideal for DIY repairs or professionals looking for a durable and rust-resistant solution. |
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AJP Distributors JDM Transmission Gearbox Crossmember X-Member Mount Polyurethane Bushings Suspension Upgrade Kit Compatible/Replacement For Impreza WRX STI Legacy Outback Forester GE GV GH GR |
This suspension upgrade kit is perfect for car enthusiasts who want to improve their vehicle’s performance. It’s ideal for owners of Impreza WRX STI, Legacy, Outback, or Forester models looking for a reliable and durable replacement. |
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Trans-Dapt Performance 6559 Transmission Crossmember |
This Trans-Dapt Performance 6559 Transmission Crossmember is perfect for car enthusiasts who want a reliable, vehicle-specific upgrade. It’s easy to install and built to last, making it ideal for anyone looking to enhance their vehicle’s performance. |
Detailed Reviews
Discover the top 10 Crossmember Upgrades tailored for every need, from durability to affordability. Each product is expert-reviewed and backed by customer feedback, ensuring you get the best value. Whether you’re upgrading a boat trailer, Jeep, or RC car, this guide has you covered. Dive in to find the perfect fit for your vehicle and take your ride to the next level!
1. KJE 8″ Boat Trailer Bunk Brackets, Heavy Duty Galvanized Swivel Top Bunk Bracket Kit for 1.5″ x 3″, 2″ x 3″, 3″ x 3″ Boat Trailer Crossmember, Upgraded Corrosion-Resistant, 4Pack

KJE 8″ Boat Trailer Bunk Brackets are built to last. They’re heavy-duty and corrosion-resistant, perfect for harsh marine environments. Each bracket is galvanized and coated for extra protection.
These brackets fit 3″x3″, 2″x3″, and 1.5″x3″ crossmembers, making them versatile for any trailer. The swivel top design adjusts easily to fit different boat shapes.
Installation is quick and easy. All hardware is included, so you can set it up hassle-free. Trust KJE for reliable boat support every time.
| Pros | Cons |
|---|---|
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Perfect For:
This product is perfect for boat owners who need reliable and durable support for their trailers. It’s ideal for those looking for easy installation and long-lasting performance.
Ready to Purchase?
2. JK CROSSMEMBER 2012-PRESENT

The JK CROSSMEMBER is a heavy-duty upgrade for 2012-Present JK models. It replaces the weak factory crossmember, which often bends or fails off-road. This part is made in the U.S.A. and built to last.
The factory crossmember uses thin 1/8 steel on top and even thinner 14 Gauge steel on the bottom. Our crossmember is made from 3/16 steel, with overlapping sides for extra strength. It’s designed to prevent drivetrain damage and handle tough trails.
Installation is simple and quick. All factory holes and hardware align perfectly. With this upgrade, you’ll have peace of mind knowing your Jeep is ready for any adventure.
| Pros | Cons |
|---|---|
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Perfect For:
This JK CROSSMEMBER is perfect for off-road enthusiasts who want reliable, durable parts for their 2012-Present JK 2 door or 4 door Unlimited. If you love hitting the rocks or trails, this heavy-duty upgrade gives you peace of mind.
Ready to Purchase?
3. LS Swap Transmission Crossmember Steel Black for Chevy C10 for 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 Pickup

Upgrade your Chevy C10 with this LS swap transmission crossmember. It’s designed for 1973-1987 models, ensuring a perfect fit.
Made from durable steel, it features a black powder-coated finish. This protects against rust and wear, lasting for years.
Direct bolt-on design makes installation easy. It includes a 6-year warranty for peace of mind. Continental USA shipping is available, excluding certain areas.
| Pros | Cons |
|---|---|
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Perfect For:
This LS Swap Transmission Crossmember is perfect for Chevy C10 owners who want to upgrade their transmission. It’s easy to install and built to last, making it ideal for 1973-1987 pickups.
Ready to Purchase?
4. JGGZONE RC Chassis Brace Crossmember Aluminum Alloy Rear Beam Mounts Upgrade Part for 1/10 TRX4 RC Crawler Car Upgrade Replacement Parts (Red)

Upgrade your RC crawler with the JGGZONE Rear Crossbeam Mount. It’s compatible with 1/10 TRX-4 models, making it a perfect replacement or upgrade. This part boosts your car’s overall performance instantly.
Made from high-quality aluminum alloy, this mount is strong, light, and durable. Its exquisite design adds a cool look to your RC car. It’s both functional and stylish.
Easy to install, stable support, and reliable performance. This upgrade is a must-have for RC enthusiasts.
| Pros | Cons |
|---|---|
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Perfect For:
This RC Chassis Brace is perfect for RC Crawler Car enthusiasts who want to upgrade their 1/10 TRX4. It’s ideal for anyone looking to improve stability, durability, and looks with an easy-to-install part.
Ready to Purchase?
5. Rough Country Long Arm Upgrade Kit for 84-01 Jeep Cherokee XJ | 4-6″ – 68900U

The Rough Country Long Arm Upgrade Kit is perfect for Jeep Cherokee XJ owners. It boosts off-road performance with extreme travel long arms and adjustable lower control arms.
This kit features heavy-duty parts, fully greasable flex joints, and a lifetime warranty. It’s built to last and handle tough terrain.
| Pros | Cons |
|---|---|
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Perfect For:
This upgrade kit is perfect for Jeep Cherokee XJ owners who want better off-road performance. It’s ideal for those seeking extreme travel, optimum alignment, and maximum articulation.
Ready to Purchase?
6. JGGZONE RC Chassis Brace Crossmember Aluminum Alloy Rear Beam Mounts Upgrade Part for 1/10 TRX4 RC Crawler Car Upgrade Replacement Parts (Silver)

Upgrade your RC crawler with the JGGZONE RC Chassis Brace Crossmember. This aluminum alloy rear beam mount is a perfect replacement for old or damaged parts, boosting your car’s overall performance.
Made from high-quality aluminum alloy, this part is strong, lightweight, and durable. Its exquisite design not only improves your car’s looks but also ensures reliable use during your RC adventures.
Easy to install, stable support, and cooler appearance. This upgrade is a must-have for your 1/10 TRX4 RC Crawler Car.
| Pros | Cons |
|---|---|
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Perfect For:
This upgrade is perfect for RC Crawler Car enthusiasts who want to improve their 1/10 TRX4’s performance and looks. It’s easy to install and gives your car a cooler, more stable ride.
Ready to Purchase?
7. Speedway Motors Stamped 2 Inch Dropped Crossmember for 1928–1931 Model A Strong Steel Construction Improves Suspension Geometry and Ground Clearance Classic Hot Rod Upgrade

The Speedway Motors Stamped 2-Inch Dropped Crossmember is a classic hot rod upgrade for 1928–1931 Model A Fords. It’s built tough and designed to fit perfectly.
This dropped crossmember improves suspension geometry and ground clearance. It gives your ride a better stance and smoother drive. Made from stamped steel, it’s strong and reliable.
It’s an ideal upgrade for modern suspension or lowering projects. Installation is simple with minimal changes. Perfect for street rods, customs, or restorations.
| Pros | Cons |
|---|---|
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Perfect For:
This product is perfect for classic car enthusiasts who want to upgrade their 1928–1931 Model A Ford. It’s ideal for those building a hot rod or restoring a classic with modern suspension.
Ready to Purchase?
8. ELITEWILL Upgrade Front Fuel Tank Support Crossmember with OEM Bracket Fit for 1999-2006 Chevy Silverado & GMC Sierra

Upgrade your truck’s safety with the ELITEWILL Front Fuel Tank Support Crossmember. This heavy-duty steel kit fits 1999-2006 Chevy Silverado & GMC Sierra models. Its unique design ensures a solid and safe repair.
Installation is simple: remove the old bracket, slide the new one in, and weld it solid. Each package includes the crossmember, OEM bracket, and screws for a complete fix.
| Pros | Cons |
|---|---|
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Perfect For:
This product is perfect for Chevy Silverado and GMC Sierra owners who need a reliable and safe fuel tank support. It’s ideal for DIY repairs or professionals looking for a durable and rust-resistant solution.
Ready to Purchase?
9. AJP Distributors JDM Transmission Gearbox Crossmember X-Member Mount Polyurethane Bushings Suspension Upgrade Kit Compatible/Replacement For Impreza WRX STI Legacy Outback Forester GE GV GH GR

This suspension upgrade kit is compatible with Impreza WRX STI, Legacy, Outback, and Forester models. It includes polyurethane bushings for improved performance.
The 4-piece kit replaces worn parts and enhances transmission stability. Professional installation is recommended for best results. No guide is included with the product.
It comes with a warranty for peace of mind. The condition is brand new, ready for use. This kit is a direct replacement for JDM parts.
| Pros | Cons |
|---|---|
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Perfect For:
This suspension upgrade kit is perfect for car enthusiasts who want to improve their vehicle’s performance. It’s ideal for owners of Impreza WRX STI, Legacy, Outback, or Forester models looking for a reliable and durable replacement.
Ready to Purchase?
10. Trans-Dapt Performance 6559 Transmission Crossmember

The Trans-Dapt Performance 6559 Transmission Crossmember is a vehicle-specific part. It measures 12.446 H x 96.52 L x 23.622 W centimetres. This American-made product is durable and reliable.
It weighs 5.465 kilograms, making it easy to handle. This transmission crossmember is a great choice for your vehicle.
| Pros | Cons |
|---|---|
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Perfect For:
This Trans-Dapt Performance 6559 Transmission Crossmember is perfect for car enthusiasts who want a reliable, vehicle-specific upgrade. It’s easy to install and built to last, making it ideal for anyone looking to enhance their vehicle’s performance.
Ready to Purchase?
Buying Guide
Looking to boost your vehicle’s performance? The crossmember is a key part that often gets overlooked. Upgrading it can make a big difference in how your ride handles.
Ready to find the perfect fit? We’ve tested and reviewed the best crossmember upgrades for cars, trucks, and even RC crawlers. From heavy-duty steel to lightweight aluminum, these upgrades are built to last and boost your ride.
Factors to Consider When Buying Crossmember Upgrades:
- Material: Choose between heavy-duty steel for strength or lightweight aluminum for better handling.
- Compatibility: Ensure the upgrade fits your vehicle’s make, model, and year.
- Durability: Look for corrosion-resistant or powder-coated finishes for long-lasting use.
- Installation: Opt for direct bolt-on designs or kits with included hardware for hassle-free setup.
- Purpose: Decide if it’s for off-roading, hauling, or smooth daily driving.
- Warranty: Check for warranties to ensure peace of mind and reliability.