Ultra-Fab Electric A-Frame Jack Installation Video

Most jack manufacturers including Fulton, Bulldog and Dutton Lainson use slotted holes in the jack mounting flange. Three inches apart center to center is considered industry standard. Since the holes are slotted, there will be a bit of wiggle room…

We currently have 3 different trailer jack support plates. I have included other dimensions in the included photos except for #BDSPB50 which was not available. #DL22763 is 1/8 inch thick. #BD003135 is 1/8 inch thick. #BDSPB50 is 1/8 inch thick. The…

The jack mounting hole pattern on the Electric A-Frame Trailer Jack #EJ-3520-BBX is a standard pattern used for tongue jacks so you need not work about compatibility. Some tongue jacks use a triangular mount like yours while other use a round plate,…

Because they consider it proprietary information, the manufacturer will not provide a build sheet or detailed drawing of the #CA5100B. I believe you're needing the angle of the A-frame trailer tongue which would be equal to the angle of the two…

The distance from the top of the mounting plate to the bottom of the housing on the Bulldog Powered-Drive Trailer Jack, #BD500200, is 13 inches.

The hitch ball angle adjustment on weight distribution systems is designed to provide more or less distribution of the tongue weight on your trailer hitch to the trailer and vehicle axles. If you adjust the ball angle farther away from the towing…

If your Husky Brute Electric Trailer Jack - Drop Leg - A-Frame - 24" Lift - 4,500 lbs, part #HT87247, has brakes that are no longer engaging and the jack no longer holds under load, it is time to replace your jack. The Stromberg Carlson Electric…

There is a Bulldog jack that has numerous bolt holes to allow you to unbolt the jack and rotate it 90 degrees, the Bulldog Powered Drive Trailer Jack #BD500199. You can see an example of this in the linked video - just forward to about the 6:15 mark.…

I went out to our warehouse to assist with the dimensions of the Bulldog Powered Drive Trailer Jack - Drop Leg - A-Frame - 14" Lift - 4,000 lbs - Black #BD500199. From the top of the mounting plate to the bottom of the motor housing is 12-7/8…

The trailer jack should very much NOT be powered by the breakaway battery. That was likely done by the previous owner for convenience. The breakaway battery is a dedicated battery for the breakaway system only. It needs to be able to apply the…

I attached pictures that show how the switches of the Bulldog Powered Jack #BD500187 get wired.

I have attached a photo for you that shows how a 7-way trailer connector is wired. If you take a look at the trailer side trailer connector you will see a terminal labeled "12V Power". If you were to run a wire part #10-1-1 (per foot) from…