Finding 8" wheels trailer brakes

North Idaho Wolfman

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L3450DT-GST, Woods FEL, B7100 HSD, FEL, 60" SB, 743 Bobcat with V2203, and more
Jun 9, 2013
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Sandpoint, ID
Most models have one brake in the rear, in order to have the front help in slowing the tractor 4 wheel drive needs to be engaged.
I believe that your tractor has one brake disk to control the rear wheels. You likely have a way to lock the rear wheels together.
Only the BX has one brake, all the rest have brakes on both rear axles.
The M's have brakes on the front too.
 
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North Idaho Wolfman

Moderator
Staff member
Lifetime Member

Equipment
L3450DT-GST, Woods FEL, B7100 HSD, FEL, 60" SB, 743 Bobcat with V2203, and more
Jun 9, 2013
34,893
10,180
113
Sandpoint, ID
My 2C:
Brakes (on the trailer) are not your solution, chains and maybe new tires are.

I do not believe a typical electric brake controller will work on a tractor well, most rely on inertia to activate and moderate the voltage to the brake circuit, you will not have much inertia for it to sense going 1MPH down an icy slope, so you'd have to manually control them. Locked up trailer wheels are not going to help you regain control anyway.

Get the traction on your brake axle situated, use 4wd, and you will have full control of both the tractor and the trailer in most all situations.
You can get brake controllers that do not rely on inertia.
And yes you would want one the doesn't require that to work.
 

Rosohatica

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Kubota L3200, Tehnos MULS 130 flail mower, Fužinar 14” plow, Landforce 5′ tiller
Feb 23, 2022
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Zagreb, Croatia
NIW is right , you need BOTH new hub and brake backing plate. probably '2000# axle' hubs. Easy tell, remove the hub and if the spindle ( axle...) is straight shaft (NOT tapered), it'll be 2000#. Look at the hub 'axle seal' for a part number, use google to see 'what it fits'. You'll have to fab up some angle brackets to mount the backing plates onto the axle of course. Angle iron works well for those !

As for using ebrakes with a tractor, most controllers have a manual switch to apply the brakes or go old skool, use a 20amp push button to feed +12 to the brakes. YOU can pulse it on/off as required. On steady should lock up the brakes.Power from a separate fuse .Brakes typically draw 4 amps each ( 4x2=8) , so 15 amp fuse should be fine.
Thanks a lot. Will let you know once I open the axle cap. I thought I could do it by hand - it didn`t go. I wanted to use screwdriver then but the wheel is too small so I can`t fit it inside !