Michigan Truck Spring is an accredited business with the BBB.
Threaded Rod, Threaded Steel Rods
3/8 inch steel threaded rod, available in lengths from 6 to 22 inches. SAE Grade 5 steel.
7/16 inch steel threaded rod, available in lengths from 6 to 24 inches. SAE Grade 5 steel.
1/2 inch steel threaded rod, available in lengths from 6 to 34 inches. SAE Grade 5 steel.
9/16 inch steel threaded rod, available in lengths from 6 to 40 inches. SAE Grade 5 steel.
5/8 inch steel threaded rod, available in lengths from 10 to 48 inches. SAE Grade 8 steel.
3/4 inch steel threaded rod, available in lengths from 10 to 48 inches. SAE Grade 8 steel.
7/8 inch steel threaded rod, available in lengths from 16 to 48 inches. SAE Grade 8 steel.
1 inch steel threaded rod, available in lengths from 18 to 48 inches. SAE Grade 8 steel.
1-1/8 inch steel threaded rod, available in lengths from 24 to 48 inches. SAE Grade 8 steel.
1-1/4 inch steel threaded rod, available in lengths from 30 to 48 inches. SAE Grade 8 steel.
Threaded Rod, Threaded Steel Rods

TruckSpring.com uses the finest quality SAE Grade 5 and SAE Grade 8 steel, to provide you the best quality threaded rod and u-bolts. All threaded rod manufacturing processes are ISO 9002 and QS-9000 certified, to ensure the best quality products.

Threaded Rod

We stock Grade 5 threaded rod in the following diameters: 3/8", 7/16", 1/2", and 9/16" ranging from 6" in length to 40", depending on the diameter of the rod.

We stock Grade 8 threaded rod in the following diameters: 5/8", 3/4", 7/8", 1", 1-1/8", and 1-1/4", ranging in lengths from 14" to 48", depending on the diameter of the rod.

Custom Bend U-Bolts

Can't find u-bolts that meet your requirements? Send us an email, or give us a call @ 1-800-358-4751. We have a Centermark bender which bends U-Bolts in a converging path and thus protects the critical shoulder area. We can custom bend u-bolts to your specifications, and in most cases, ship the same day.

Welcome to Michigan Truck Spring & TruckSpring.com

Since 1926, Michigan Truck Spring has been installing and using the same high quality truck parts that you'll find on our website. In fact, we install everything we sell, and have been selling online as TruckSpring.com since 2001.

Whether you're looking to overhaul your truck suspension, or make a minor repair, our mission is simple - to make sure you have the quality parts you need, and to become your trusted source for truck parts.

Located in the heart of the Midwest, Michigan Truck Spring employees are trained technicians in truck parts and repair. We're here to help, whether it's selecting the right product for your vehicle, an installation question, or a maintenance question, we'll help you through your project. We work hard to make sure you get the right parts for the job. You won't find a company more passionate about truck parts than Michigan Truck Spring.