Upgrading front rotors?
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Senior Member

Joined: Nov 2010
Posts: 511
Likes: 3
From: Chadbourn, NC
Year: 88, 89, 93 & 99
Model: Cherokee
Engine: 4.0
Well my rotors are shot, 267,000 miles of the OE ones and it's time to replace/upgrade before I install the lift and go to bigger tires.... Pricing the decent ones at parts stores put's it at about $80 for both front rotors but after doing some looking around I found these http://www.quadratec.com/products/56215_8002.htm
Has anyone tried the Roto-Tech Front Cross Drilled & Slotted Brake Rotors? How are they performing and holding up for ya?? I figure for only about $20 more than OEM it's probably a good investment.... Opinions? -Chris
Has anyone tried the Roto-Tech Front Cross Drilled & Slotted Brake Rotors? How are they performing and holding up for ya?? I figure for only about $20 more than OEM it's probably a good investment.... Opinions? -Chris
CF Veteran
Joined: Mar 2010
Posts: 47,923
Likes: 38
From: Broward County Fl.
Year: 1989 xj sport 2dr
Model: Cherokee
Engine: 12 hole bosch Injectors
do you have the single diaphram brake booster if so upgrade to the double it will make a big difference in the braking, rotor upgrades with this system wont be verynotice able the single system does not apply enough pressure to be helpfull
Last edited by freegdr; Jan 25, 2011 at 06:22 AM.
CF Veteran
Joined: Mar 2010
Posts: 47,923
Likes: 38
From: Broward County Fl.
Year: 1989 xj sport 2dr
Model: Cherokee
Engine: 12 hole bosch Injectors
CF Veteran
Joined: Mar 2010
Posts: 47,923
Likes: 38
From: Broward County Fl.
Year: 1989 xj sport 2dr
Model: Cherokee
Engine: 12 hole bosch Injectors
CF Veteran
Joined: Jan 2010
Posts: 1,316
Likes: 1
From: Coeur d' Alene, Idaho
Year: 1998
Model: Cherokee
Engine: 4.0 rebuilt w/ bored TB, banks header, upgraded ignition, 3 row rad, high flow h2o pump, 180* t-stat
Originally Posted by Irongrave
if you wheel stay way from any rotor with holes or slots as mud and dirt can get in there and eat your pads right up.
One big con I have found is that they also cool a little too efficiently, so if you wheel through water its will make the rotors drop in temp too quickly resulting in a nice loud squeel until they clean out in warn up again.
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Drilled and slotted helps with cooling if you're running it on the track. I highly doubt they're going to do anything on an XJ. I have EBC rotors and pads on my '97 and they definitely stop a little better than whatever was on mine when I bought it used with 127k miles. Anyway, I'd get some non made in China rotors and decent pads and call it a day.
CF Veteran
Joined: Oct 2009
Posts: 1,640
Likes: 0
From: Northeast CT
Year: 99
Model: Cherokee
Engine: 4.0
I ran slotted rotors and i saw no difference in braking. In my opinion the only effective way to get better braking would be to upgrade to the dual diaphragm booster, and get yourself a pair of WJ knuckles. with the WJ knuckles you get huge brake rotors that dwarf the stock rotors, and you also get dual piston calipers, the stopping difference is amazing
"CF Moderator"
Joined: Sep 2008
Posts: 3,045
Likes: 3
From: N.J. Shore Area
Year: 1994
Model: Cherokee
Engine: l6 HO
I ran slotted rotors and i saw no difference in braking. In my opinion the only effective way to get better braking would be to upgrade to the dual diaphragm booster, and get yourself a pair of WJ knuckles. with the WJ knuckles you get huge brake rotors that dwarf the stock rotors, and you also get dual piston calipers, the stopping difference is amazing
CF Veteran
Joined: Jul 2010
Posts: 1,971
Likes: 5
From: WNY
Year: 1999
Model: Cherokee
Engine: 4.0 High Output
I dont know about them being cheaper but I definetly know there better, Id love to Order a set of slotted rotors and some green stuff pads for my 98. Really needs it.
Senior Member
Joined: Dec 2009
Posts: 598
Likes: 0
From: Southeast Michigan
Year: 2000
Model: Cherokee
Engine: i-6 4.0
hmm, the talk of the green ebc pads made me want some. I need to redo my brakes soon. Any suggestions for rear drums? i may just convert to disk rear but not sure yet.


