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Rear Disc Brakes on Sidekick...

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Rear Disc Brakes on Sidekick...
« on: May 06, 2008, 06:25:21 AM »
So, I've spent long ours searching this an other forums looking for info on this conversion. I wish to do this in my RWD 98 Kick. I decided to go with the Spidertrax kit as it just looks so awesome but I still do have a couple of ??? Here it goes:

1. I wish to use all Suzuki parts just for the convenience but I understand the E-brake problem. Spidertrax has the shaft mounted E-brake system but I'm not sure it will fit my Kick as they advertise it for Sammys. What do you think?

2. I read about Subaru and Nissan Maxima calipers that supposedly have an integrated EB sys on them. What year and model car for the Subaru and year for the Maxima? Will it be a direct bolt-on to the Spydertrax adapters? If not, what must be modified?

3. Brake lines... I guess the Sammy brake line kits wont work as their diff housing is "side-shifted". Ar there any BL kits available for the Kick? If not, I'll be making my own. I have acces to a brake shop that make custom BL and stainless braided hoses though a kit will be less expensive.

I guess that's it. I will really apreciate any help on the matter. Thanks all!!!

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Offline kingzoo

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Re: Rear Disc Brakes on Sidekick...
« Reply #1 on: May 06, 2008, 04:28:58 PM »
   I think some Zukis in that range had factory rear disc brakes,but don't hold me to it.If so,I would look into using the factory stuff,possibly parts from a salvage yard,to make sure everything is cool.You will most likely have to change the proportioning valve,and on some cars the master cylinder.
KING ZOO!!

Re: Rear Disc Brakes on Sidekick...
« Reply #2 on: May 06, 2008, 04:59:42 PM »
Thanks for the reply.

Yeah, I know I'll have to change a couple of things here and there but I wanted to be sure of:

- what calipers are preffered
- if e-brake kit from Spidertrax fits the Kick
- if linelock would be a worthy option over e-brake kit
- if proportioning valve works on Kick's OEM Master cyl.

Been doing some more research so I changed my concerns. I do too want to keep it all Suzuki for the convenience.

Thanks

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Offline aaron74

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Re: Rear Disc Brakes on Sidekick...
« Reply #3 on: May 06, 2008, 10:32:23 PM »
Somebody once posted 84-86 Nissan 300ZX rear calipers (have EB)

Linelocks utilize existing brake system and often do not pass inspection because they are not redundant (i.e. if you rip off a brake line you have now lost service and emergency brake systems in one fell swoop)

proportioning valves simply reduce pressure and will work with any master cylinder.  The issue with master cylinders is that they may not move enough volume of fluid for the travel and piston size of your new and likely bigger slave cylinders. 

Sorry, no idea about Spidertrax as there is no chance in hell I will pay for bolt on when I can build it myself.  I usually get the mount brackets with the donor calipers and weld either them or a mount for them to the axle.  I use dimes between the caliper and the disc and tack in place before final welding but I am no rocket scientist. 

Good luck,
Aaron
I used to be indecisive but now, I'm not so sure.

Re: Rear Disc Brakes on Sidekick...
« Reply #4 on: May 07, 2008, 04:40:22 AM »
Thanks a bunch Aaron...

So what master cyl have you heard/seen swapped in place of the OEM?

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Offline Rhinoman

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Re: Rear Disc Brakes on Sidekick...
« Reply #5 on: May 07, 2008, 04:54:27 AM »
Over here (UK) Rover (Lucas)  and Subaru calipers have been used. I believe that Mike Hagen used Saturn (whatever one of those is!) calipers.
Subaru master cylinders fit Jap built Track/Kicks
2000 Vitara 1.6, 3+3 Lift, 33"MTs, 5:83s, LWB brakes, Winch, Snorkel, Safari Rack
1986 SJ413K PickUp, 1.6L conversion.

OBD1 - Full diagnostics on a PC/Laptop: http://www.rhinopower.org

Re: Rear Disc Brakes on Sidekick...
« Reply #6 on: May 07, 2008, 05:21:34 AM »
Thanks Rhino for the reply and for the email!!!

Man, I had a Subaru Impreza that I totalled a couple of years back. Wish I knew about this then.

Re: Rear Disc Brakes on Sidekick...
« Reply #7 on: May 07, 2008, 05:29:58 AM »
Thanks Rhino for the reply and for the email!!!

Man, I had a Subaru Impreza that I totalled a couple of years back. Wish I knew about this then.

BTW, I'm jaryphotography (Jose Rosa)...

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Offline aaron74

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Re: Rear Disc Brakes on Sidekick...
« Reply #8 on: May 07, 2008, 10:30:11 AM »
Hi again,

You probably don't have to worry too much about the volume that the master cylinder puts out unless you go with some really oversized rear calipers.  For example, the last set of rear discs I did were on a full size chev and I even used 1 ton ford dual piston calipers and there was not a problem.  As long as you don't use anything exotic with huge calipers, you should be fine.  You are trying to get calipers that have an EB setup, come off a disc the same diameter (or nearly) and width (so the piston does not attempt to travel beyond its cylinder.)  That sounds complicated but its not.  I am going to start by measuring my front rotors (that is the easiest disc to put on the back) and then find a car with rear discs (and EB) that are close enough to fab a mount.  Some people go the other way though and take a complete disc and rotor set from a car and have it redrilled to the bolt pattern they want.  I stick to the things I know (welder vs lathe, etc.) 

Sorry about the long answer again - I plan to use the existing master cylinder as I will choose a caliper with low volume pistons.  This is less difficult than you might think because discs designed for rear axles don't need huge pistons anyway.  It's when you put front calipers (that need a lot of stopping power) on the front that you tend to run into volume problems.  If anything, you will need a proportioning valve to dial it down. 

Neither have really been major problems in my experience - I have put fronts on the rear (driveline EB setup) and have only needed proportioning valves a couple of times.  I recommend testing on a gravel road to see if your rear tires are locking up before you invest in a proportioning valve. 

Aaron
I used to be indecisive but now, I'm not so sure.

Re: Rear Disc Brakes on Sidekick...
« Reply #9 on: May 07, 2008, 01:42:56 PM »
Thanks again Aaron!!! I like long answers as long as they're informative.

Well, I knew about the less need of stopping power in the rear that in the front. That's why I was planning on using Sammy calipers and rotors in the back on my Kick as the front OEM calipers and rotors??? are bigger than the Sammys. The proportioning valve is mandatory as I want to be as safe as possible when braking hard as my Kick will be going fast (street use - whole 'nother story).

You talk about redrilling for a different bolt pattern, so I understand that you mean adapting the mounting plates to the bolt pattern of whatever other caliper aside from Suzuki ones. Are my correct on this? If so, you have answered another question I had. But this makes me wonder, is there any Suzuki model vehicle that has EB on the rear calipers? GV's, Swift's, Forenzas, Aerio's...??? Maybe even the master cylinder could be exchanged.

I'll be checking this myself with a local Suzuki only salvage yard. If you know something, let us know.I will post when I get the info (probably this weekend).

Thanks.

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Offline RACER X

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Re: Rear Disc Brakes on Sidekick...
« Reply #10 on: May 07, 2008, 04:02:47 PM »
why are you going threw all this whats the benifits??? more stoping power for bigger tires???
98 kick

Re: Rear Disc Brakes on Sidekick...
« Reply #11 on: May 07, 2008, 04:56:58 PM »
Well, actually it's more stopping power for a faster vehicle. You see, my Kick is a RWD only vehicle and is mainly for street use. Since I'm in the middle of a 2.0L conversion, and boosting it as well, it will be a very fast little Kick, so stopping power will be a must. I'm still gathering turbo related parts so I do have some time left in my hand to make the rear disc conversion. And since I'll be buying new rotors and caliper kits for the front, why not do the rear also  ::)

Have you done this conversion?

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Offline RACER X

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Re: Rear Disc Brakes on Sidekick...
« Reply #12 on: May 07, 2008, 05:30:29 PM »
well if it works for you it make sense to me !!!!!!!!!
98 kick

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Offline aaron74

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Re: Rear Disc Brakes on Sidekick...
« Reply #13 on: May 07, 2008, 09:43:41 PM »
Hiya Jary,

You only need to redrill the rotor if you don't use one that has the right pattern in the first place.  This happens when guys want to use a matched rotor/caliper set that doesn't have the right wheel bolt pattern but has room to drill the pattern you want. 

For Sami front calipers on the rear check this site but remember they can only get away with this because there is an e-brake on the t-case (or, alternatively, because you don't give a damn!):
http://www.bc4x4.com/tech/2000/zukdiscs/zukdiscs.cfm

I never really noticed a big gain in stopping power - unless I had to go backwards - backing down a hill with rear discs is way better than drums, especially when wet.  I like discs because nothing is hidden, rear pads last forever, and wheeling performance (I don't know about you but I back off of things a lot when the hard line just isn't gonna go!)  All I can add to that is that I find the e-brake to be absolutely necessary too and wouldn't drive long before repairing it if it broke. 
I used to be indecisive but now, I'm not so sure.

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Offline Rhinoman

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Re: Rear Disc Brakes on Sidekick...
« Reply #14 on: May 08, 2008, 04:45:43 AM »
I am going to start by measuring my front rotors (that is the easiest disc to put on the back) and then find a car with rear discs (and EB) that are close enough to fab a mount. 

Its been a few years since I did my original conversion and I can't remember exactly why but the Sammy front discs were a better fit than the Track/Kick discs.
2000 Vitara 1.6, 3+3 Lift, 33"MTs, 5:83s, LWB brakes, Winch, Snorkel, Safari Rack
1986 SJ413K PickUp, 1.6L conversion.

OBD1 - Full diagnostics on a PC/Laptop: http://www.rhinopower.org