Originally Posted by Sonorasun
you may want to check your tire size. I didn't see which model unlimited you have.
It may be that only the Rubicon and Sahara have the nominal 32's. (17's on Rubi, 18's on Sahara.) As I understood it, the X's had 16's (?).
JK trim levels
2007-2010 Jeep Wrangler X 2-door soft-top
The Standard Wranglers are available in six trim packages (including 2 special editions). The Unlimited Wranglers are available in four trim packages (including 1 special edition). Most package can be ordered with either hard or soft top, full or half doors("sport" and "rubicon" only).
The X model is available for 2 doors versions. It is the "bare bones" wrangler that can be customized to a buyers specifications adding such options as air conditioning and other accessories.It was renamed "Sport Base" in 2010
The Rocky Mountain Edition is a special edition of the barebone "X" model made in 2009 with 32" tires, black tubular sidestep, a 6-disc in-dash changer and visual enhancements such as body coloured fenders. It was only available in Canada.
The Islander Edition is a special edition of the barebone "Sport Base" model made in 2010 with 32" tires, Islander edition seats, rubber slush mats, black tubular sidestep and visual enhancements such as a blue accented leather steering wheel.
The Mountain Edition is a special edition of the barebone "Sport Base" model made in 2010 with 32" tires, black tubular sidestep, black tail light protectors and special edition seats, as well as visual enhancements like black grid and hood decals, a black fuel filter door and graphite dash enhancements. This edition was also available in 4 doors, based on the more equipped "Sport" trim instead of the "Sport Base" trim.
Jeep Wrangler Rubicon hardtop
The X-S model features 32" tires, fog lights, cruise control, driver’s seat height adjuster, removable doors, and a fold-down windshield. It can be customized to a buyers specifications adding such options as air conditioning, power windows and locks soft or hard top, rear LSD or locker, electronic sway bar disconnect, and other accessories. It was renamed "Sport" in 2010.
The Sahara model is the "luxury" model offering accessories such as body coloured fenders, "Yes Essentials" seats (in late 2007-2008), power windows and locks and a 7 speaker infinity sound system with subwoofer, among others.
The Rubicon package is the dedicated "Offroad" package. Standard components of the Rubicon package include Front and rear generation II Dana 44 axles, front and rear electronic lockers, rock rails, Electronic sway bar disconnect, 32 spline rear axle with an 8.8 inch ring gear, 4:1 Rock-Trac transfer case, 4.10 axle gearing,"Yes Essentials" seats (2008), 7 speaker infinity sound system, removable doors, a fold-down windshield, and any other available option can be added.
Availability X Standard
Size and Type P225/75R16, On/Off-Road, Black Side Wall
Mfr. and Model Goodyear Wrangler ST
Revs per Mile (km) 712 (1,146)
Availability X Optional
Size and Type P245/75R16, On/Off-Road, Black Side Wall
Mfr. and Model Goodyear Wrangler SRA
Revs per Mile (km) 687 (1,106)
Availability Sahara Standard
Size and Type P255/75R17, On/Off-Road, Outlined White Lettered
Mfr. and Model Goodyear Wrangler SRA
Revs per Mile (km) 661 (1,064)
Availability Sahara Optional
Size and Type P255/70R18, On/Off-Road, Outlined White Lettered
Mfr. and Model Bridgestone Dueler 693
Revs per Mile (km) 653 (1,051)
Availability Rubicon Standard
Size and Type LT255/75R17, Off-Road, Black Side Wall
Mfr. and Model BFGoodrich Mud Terrain
Revs per Mile (km) 650 (1,046)
The 32'' tire was optional for any model from the dealer.