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Question about Brake Calipers

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Old Jan 27, 2009 | 11:38 AM
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bulldog2185's Avatar
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Question about Brake Calipers

Got a 1997 Dodge Ram 2500, Wanna up grade the brake calipers already have Drilled and slotted rotors. Does any one make a twin piston caliper for these trucks or does any one know if a 2002 caliper will bolt up thats when they went to twin pistons any help would be great
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Old Jan 27, 2009 | 01:02 PM
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I think it requires quite a bit of front end modification to make the twin cylinders fit.

Have you tried swapping your rear cylinders for the larger ones GM uses on it's trucks?

Simple straight forward swap that will only cost you $25 and a couple of hours. Most folks find that once the rears do their fair share of the work that no other modifications are needed to have excellent braking.
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Old Jan 27, 2009 | 02:06 PM
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nope haven't tried that yet.
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Old Jan 27, 2009 | 02:43 PM
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I know a guy who ordered his truck special from the factory in '00. He has dual piston calipers front, and drums on the rear. I know that this is different than all documentation would suggest, but I have done a full brake job on his truck and have seen it for myself. He is the only owner, and has modified nothing.
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Old Jan 27, 2009 | 07:29 PM
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Originally Posted by bulldog2185
nope haven't tried that yet.
Do it before you do anything else. Part number 37337 and a quart of brake fluid at any autoparts is all you need.
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Old Jan 29, 2009 | 10:09 AM
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Thanks i'll give it a try
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Old Jan 29, 2009 | 10:27 AM
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Originally Posted by bulldog2185
Thanks i'll give it a try

is the problem with your truck that you do not like how it stops. the rear brake mod is amazing part number from napa 37337 and a quart of dot 3 or 4 brake fluid, i wish i did it years ago. i have been fighting wit the front brakes forever replacing pads twice a year. the truck now stops like it should, you can feel the rear brakes working.
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Old Mar 16, 2009 | 08:54 PM
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Hey finally got around to changing out the rear cylinders. the brakes alot nicer with this and the addition of an exhaust brake. especially when pulling 32 foot stock trailer with 16 head of horses
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Old Mar 17, 2009 | 12:30 PM
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I have the opposite problem, the brakes lock up too easy. I wish there was someway to retrofit ABS from a newer ram into this one =(
If I remember right there was a post on here awhile back where someone went through all this and found he needed knuckles from a 3rd gen to get 2piston calipers on there.
If someone could find an oversize rotor the caliper could be spaced further outwards for more power. Would require some creative machining though.
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Old Mar 17, 2009 | 06:51 PM
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If your rear are locking up you can get a proportioning valve for about $50 ... then you can adjust the amount of power to the rear wheel cylinders.

Another option for a little more money (or a lot more depending on your perspective) is to do a 4whl disc upgrade... you can get the ford discs for a dana 70 and the chevy calipers and then either fab your own or order the adapter plates to mount the caliper to the axle (it's a floating set up so you'll also need longer brake lines)... I hear it's not too bad... just yank the axles, install the rotor to the rear of the axle, install the mounting plate and the calpiers and you're done (if you have abs... if not get the proportioning valve or you'll be eating your steering wheel a lot)... also if you want to get the cheaper calipers ($120 ea instead of $350 ea) then order the calipers without parking brakes... then order a $50 line lock from wilwood and use it for the parking brakes. Plus, then your parking brake is all 4 wheels. I'm saving money to do this mod now... When I get it on I'll take pics and post them.
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