How to install tandem axles on a trailer

Slippers solve that problem for the center axle just like the mechanism shown for the tandem axles in the photo of leaf springs above. The fifth wheel only adjusts the steering axle weight.

How to Install Tandem Axles on a Trailer Raise the four corners of the trailer on blocks.

How to install tandem axles on a trailer. Set the front axle across the centers of the two front leaf springs. Lifting one leaf spring at a time fasten the free end of each leaf spring to the front hanger bracket using a spring bolt and a socket wrench. The axle should be suspended across the front leaf springs.

The followings are the specific steps for installing tandem axles. 1 Raise the four corners of the trailer on blocks. 2 Fasten the center hole of each equalizer bar to the middle hanger on either side of the trailer using spring bolts and a socket wrench.

Position axle on axle seats and install U-bolts around axle. Insert washers and nuts on the opposite side of control arm plate. Tighten nuts until snug.

The arch or camber on axle must be facing up when trailer is right side up. Slide axle on axle seats and center it to trailer frame. Ensure that the contact area of U-bolts on axle.

How to Install Tandem Axles on a Trailer. Raise the four corners of the trailer on blocks. Fasten the center hole of each equalizer bar to the middle hanger on either side of the trailer using spring bolts and a socket wrench.

Bolt leaf springs to either side of each equalizer bar using spring bolts and a socket wrench. Click to see full answer. I had a single axle trailer which has to haul more weight so the single 2000lbs axle had to go for a 7000lbs tandem axle but bought it used and was to wide.

How to Install Tandem Axles on a Trailer Raise the four corners of the trailer on blocks. Fasten the center hole of each equalizer bar to the middle hanger on either side of the trailer using spring bolts and a socket wrench. Repeat this step and mark the other side of the trailer.

Mount the tandem trailers equalizer hangers on both sides in the marked location. This will act as the center of both axles. How to Install Tandem Axles on a Trailer Raise the four corners of the trailer on blocks.

Fasten the center hole of each equalizer bar to the middle hanger on either side of the trailer using spring bolts and a socket wrench. To determine the location for the front and rear hangers on your tandem axle trailer you will first need to make sure that you have the correct center point for your equalizer hanger. The center point of your equalizer hanger needs to be located where you will have 60 percent of the frame of the trailer in front of the center of the equalizer hanger and 40 percent behind the center of the equalizer hanger.

Slippers solve that problem for the center axle just like the mechanism shown for the tandem axles in the photo of leaf springs above. Double eye spring configurations solve the same task with another type of equalizer. Compare the equalizer rocker for the tandem axles and triple axles.

How to Install a 3500 lb Trailer Axle with Double EyeSprings and Hanger Kit. Let us know in the comments below of what you would like to seeThis video shows how to a. Instead I recommend using the Roadmaster Comfort Ride Shock Absorbers for Tandem Axle Trailers part RM-2450 for 3500 lb axles 2-38 diameter part RM-2460 for 5200 lb - 7000 lb axles 3 diameter or part RM-2470 for 8000 lb axles 3-12 diameter.

This kit will function just like the Lippert Components Bolt-On Shock Kit and will work with both underslung and overslung axles. A good spacing to start with is 29-12 inches between the front and center hanger and 29-12 inches between the rear and center hanger. Remember these distances are on center see photo.

The shackle straps should be angled away from the center hanger slightly as shown in the photo. Trailer tandems are slid to adjust both the drive axles and the tandem axle weights. The fifth wheel only adjusts the steering axle weight.

A good rule of thumb for the fifth wheel is 100 Lbs per tooth slot on steering axle. Set trailer brakes and lower landing gear to relieve pressure when sliding fifth wheel. For example the Tandem-Axle Trailer Hanger Kit for Double-Eye Springs - 2-12 FrontRear 4-12 Center APT8 has that 2 inch difference in size.

Ive attached an article on suspension to help further as well. You will want to make sure you position your axles properly and space your hangers correctly as well. You can convert a single axle trailer to a tandem axle but its more extensive than just putting the extra axle on there.

The current axle does need to be repositioned for proper tongue weight. You will also need to cut off the current hangers since the hanger spacing will not be the same. Now you know 2 great tips for making a better mount for trailer axle springs.

Dont weld on the stress faces of a beam and 2. Add a stress buffer to spread concentrations. For a third tip use longer leaf springs.

The change is not as dramatic but its in the right direction. A dual axle trailer also popularly known as tandem axle trailers is preferred for traveling. Dual axle travel trailers provide more stability to keep with high speed on highways.

Extra tires in the trailer make it easy for them to bear heavy load along with delivering more suspension as compared to the other vehicles. Step 1 - Take the Boat Off the Trailer. Remove your boat from the trailer to make this repair much easier.

Step 2 - Check for a Locating Pin on Your Axle. At the center of each axle there should be a locating pin. These axles have receiving holes in a flat metal bar welded to the axle to keep the axles.

I believe what you mentioned is a standard way of running trailer brake lines on a tandem trailer. I attached a diagram for the brake line kit part 18TA-BLKIT and how it normally connects to a trailer. The main feed line runs to the first axle where a Tee splits it off to run to either assembly on the axle.

These lines attach directly to the axle.