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jimnybits rear disc conversion questions
- Roger Fairclough
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26 Nov 2020 09:05 #230412
by Roger Fairclough
Replied by Roger Fairclough on topic jimnybits rear disc conversion questions
If you used s/hand discs then the new pads that match the "alien" calipers will need to bed in. If you started with new discs, did you clean any preservative off the contact faces on the discs.
I am not au fait with the design of the Jimny rear hub so I would like to know why the fitting of a disc conversion reduces the time to change a half shaft seal?
Cheers.
Roger
I am not au fait with the design of the Jimny rear hub so I would like to know why the fitting of a disc conversion reduces the time to change a half shaft seal?
Cheers.
Roger
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26 Nov 2020 10:43 #230413
by LM42
Replied by LM42 on topic jimnybits rear disc conversion questions
on drums, you need to remove the drum, remove the shoes and related components, disconnect the brake pipe ( drivers side 2 pipes) from the brake cylinders ( hoping the brake unions are not rounded off or stuck)
on rebuilding , resemble then you have to pun back a spring that could take 2 min or 45 minutes, and a large swear box, and then you have to rebleed the rear
this happens pretty much every time the wheel bearing goes, as the axle oil contaminates the shoes
with discs, remove and hang caliper, undo 4 bolts and the shaft is out
on rebuilding , resemble then you have to pun back a spring that could take 2 min or 45 minutes, and a large swear box, and then you have to rebleed the rear
this happens pretty much every time the wheel bearing goes, as the axle oil contaminates the shoes
with discs, remove and hang caliper, undo 4 bolts and the shaft is out
The following user(s) said Thank You: Soeley
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- Roger Fairclough
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26 Nov 2020 11:05 #230415
by Roger Fairclough
Replied by Roger Fairclough on topic jimnybits rear disc conversion questions
Cheers Lesmondo.
Sounds very much like the system as used on my SJ413. A friend with a similar model converted his to rear disc - he made his own brackets - had a problem. During normal driving the motion of the car during cornering forced the pads away from the disc and the next use of the brakes was partially used to push the pads back before braking started! This was somewhat unnerving so he needed to apply the brakes before a bend to take up the slack. Has anyone experience similar problems with the Jimny conversion?
On my SJ a fitted a grease nipple that could inject grease between the bearing and the bearing. The bearing were 1RS style.
Roger
Sounds very much like the system as used on my SJ413. A friend with a similar model converted his to rear disc - he made his own brackets - had a problem. During normal driving the motion of the car during cornering forced the pads away from the disc and the next use of the brakes was partially used to push the pads back before braking started! This was somewhat unnerving so he needed to apply the brakes before a bend to take up the slack. Has anyone experience similar problems with the Jimny conversion?
On my SJ a fitted a grease nipple that could inject grease between the bearing and the bearing. The bearing were 1RS style.
Roger
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26 Nov 2020 12:41 #230417
by 300bhpton
Replied by 300bhpton on topic jimnybits rear disc conversion questions
Personally I prefer discs to work on and maintain. Drums are always fiddly and when they get old tend to under perform. On an off roader they also fill up with water, sand, mud and grit. And just become a pain. Hence why many people convert older Defenders to disc rear brakes by means of fitting a Discovery 1 axle.lightning wrote: Why would you need disc brakes on the rear of a Jimny?
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26 Nov 2020 20:15 #230423
by lightning
Replied by lightning on topic jimnybits rear disc conversion questions
Lots of reasons to upgrade to discs then, didn't realise all that.
Never thought about performance after being submerged in water either!
l take back all l said.
Never thought about performance after being submerged in water either!
l take back all l said.
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- RumbleAndSway
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28 Nov 2020 16:00 #230461
by RumbleAndSway
Replied by RumbleAndSway on topic jimnybits rear disc conversion questions
@martin you need to put a kit together in the shop. Rear disk brake upgrade looks an obvious upgrade.
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