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brakes & motors

4/24/2026

 
Been planning a wheelin trip for the beginning of may.  A week or two ago i dug the gray bronco out of winter hibernation took it for a spin, and wasnt thrilled.  The brakes dont feel right.  I had replaced the master over the winter when i replaced that torn rear flex hose, but it doesnt feel like a problem with the rear brakes, it feel like its in the front.  Pedal is hard when truck is off, soft when running and pedal is slow to return.  Driving it feels like the rear brakes are doing all the work.  Got home to see nice shiny rear rotors but discolored front ones.
Picture
A buddy came by and we re-bled the brakes.  The rear calipers bled fine, and i could feel them actuating when he pumped the pedal.  The front calipers bled funny.  No air but the right caliper would only let a small amount of fluid out the bleeder.  So i ordered calipers, pads, and replacement flex hoses for all 3 positions (one at each caliper + center drop).

Got it up in the air, passenger side caliper retainer had started to slip out again
Picture
Got new calipers & pads installed
Picture
Used my power bleeder to re-bleed brakes again, and no change.  Pedal is hard when truck is off, soft when running and pedal is slow to return.  My brake hoses havent shown up yet.  Just got an update from UPS that theyve been delayed until next thursday, which pretty much means that wheelin trip is cancelled.
Trying to decide what the problem is.  Old rubber hoses at front calipers, old stainless drop line in middle, new master (defective?), or old booster.  I guess im dead in the water until more parts show up.

Meanwhile, ive got something else going on in the background:
Picture
Ive decided to do one more round of upgrades to the kiddo's bronco before he outgrows it
Picture
ML Toys is now making their own custom gear boxes for power wheels called the Paragon 775.  Upgrading from 550 series to 775 series motors as well as part of the kit
Picture
...and steel gears on bearings instead of plastic gear and no bearings or bushings at all
Picture
Had to replace the rear tires because he wore them all the way down to the seam!
Picture
I was breaking in the new motors while i was pulling the front brakes apart on the big bronco
Picture
​So hes thrilled because his bronco is back in action
Picture
​Now ive got to fix mine...


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