18x9J XKR rims on the front?
#1
18x9J XKR rims on the front?
Hello,
I picked up a set of XKR Flute alloys for the XJ8 recently, to fit over the supercharged brakes. They were supposed to be a pair of rears (18x9J) and a pair of the narrower fronts. (18x8.5J I think)
It turns out that they're all rear wheels (18x9J) - will these fit an XJ8 without rubbing on the front?
This is the style:
1998 JAGUAR XJR - Supercharged 4.0 V8 XJR8, Blue, with XKR 18" Alloys | eBay
Thanks!
I picked up a set of XKR Flute alloys for the XJ8 recently, to fit over the supercharged brakes. They were supposed to be a pair of rears (18x9J) and a pair of the narrower fronts. (18x8.5J I think)
It turns out that they're all rear wheels (18x9J) - will these fit an XJ8 without rubbing on the front?
This is the style:
1998 JAGUAR XJR - Supercharged 4.0 V8 XJR8, Blue, with XKR 18" Alloys | eBay
Thanks!
#2
#3
I have a set of the same design on my XJ8, and they fit great!
Mine are 8J ,only the spare is 9J so if you ever want a swap or to sell one let me know.
The problem is that these wheels are standard fitted on XK8, the 8J with 245/45R18 are for the front and the 9J with 255/45R18 for the rear.
For the XJ8, you must have the same size, the maximum allowed being 255/40R18 for all the wheels. On 8J they look and drive OK, but on 9J they may be very sensible on the pot holes. If you use 35 tires it can be just worst.
Mine are 8J ,only the spare is 9J so if you ever want a swap or to sell one let me know.
The problem is that these wheels are standard fitted on XK8, the 8J with 245/45R18 are for the front and the 9J with 255/45R18 for the rear.
For the XJ8, you must have the same size, the maximum allowed being 255/40R18 for all the wheels. On 8J they look and drive OK, but on 9J they may be very sensible on the pot holes. If you use 35 tires it can be just worst.
Last edited by flay; 12-05-2012 at 07:01 AM.
#4
That all sounded like a test fit was required...
So they're all 18x9J "flute" style wheels from the rear of an XKR with the taller 45 profile 255/45R18 Pirelli PZeros. Cue lots of jacking and...
On the front they fit fine. Minimum 3/4" (20 mm) clearance to the wheelarch and the inner wing on full lock/full bump. Clearance to the lower wishbone and anti-roll bar is tighter, approx 3/8" (10 mm) on full droop, but should be fine.
On the rear they only just fit. Less than 3/8" (10 mm) clearance between tyre and the wheelarch lip on full bump, and between the tyre and the bump stop on full droop. I'll need to roll the arches and take a little off the bumpstop in width to give enough of a safety margin.
Fill the arches very nicely though. If you fancy a set give JoJags a shout. Christmas is slow for business and these were 200 quid the set with some borderline legal tyres on.
So they're all 18x9J "flute" style wheels from the rear of an XKR with the taller 45 profile 255/45R18 Pirelli PZeros. Cue lots of jacking and...
On the front they fit fine. Minimum 3/4" (20 mm) clearance to the wheelarch and the inner wing on full lock/full bump. Clearance to the lower wishbone and anti-roll bar is tighter, approx 3/8" (10 mm) on full droop, but should be fine.
On the rear they only just fit. Less than 3/8" (10 mm) clearance between tyre and the wheelarch lip on full bump, and between the tyre and the bump stop on full droop. I'll need to roll the arches and take a little off the bumpstop in width to give enough of a safety margin.
Fill the arches very nicely though. If you fancy a set give JoJags a shout. Christmas is slow for business and these were 200 quid the set with some borderline legal tyres on.
#5
#6
#7
Overall:
Fronts on full lock/bump:
Rear on full bump:
(needs rolling)
Rear on full droop:
Chassis rails on the phaeton are 8 mm further outboard than the standard car due to the strengthening. Countersunk bolts and some width shaved off the bumpstop ought to do the trick, though the scenario where you're at full droop is likely to be when the car is rolling lots and the lateral loading will tend to push the subframe/tyre away from the chassis leg rather than towards it in this case.
Fronts on full lock/bump:
Rear on full bump:
(needs rolling)
Rear on full droop:
Chassis rails on the phaeton are 8 mm further outboard than the standard car due to the strengthening. Countersunk bolts and some width shaved off the bumpstop ought to do the trick, though the scenario where you're at full droop is likely to be when the car is rolling lots and the lateral loading will tend to push the subframe/tyre away from the chassis leg rather than towards it in this case.
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#9
Fronts are fine; that's full bump travel you're seeing there with the car balanced on one front wheel and the jack as per this video:
Hard up on the bumpstop and there's still 20 mm between tyre and arch or tyre and inner wing.
The rear tyre <> arch lip of 10 mm would worry me most on a standard car; needs rolling for safety.
Hard up on the bumpstop and there's still 20 mm between tyre and arch or tyre and inner wing.
The rear tyre <> arch lip of 10 mm would worry me most on a standard car; needs rolling for safety.
#11
#13
Join Date: Sep 2008
Location: Damon /Houston, Texas
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I HAVE THE 01 XKR WHEELS ON MY X300(96) with 275/40, and 255/40/18's front and rear and have had them for years without issue. the only thing I did was rolled the rear lips(very easy and no damage to paint) and when I put in new rear shocks I added a thicker packing to the spring cup. They fit perfectly and look great all around. On you bump stop just make a differant one thats narrower, I dont have that on mine. He's a pic from last monday that shows the wheel/tire fit and also the damage done by a 21yo mustang driver that lost control on the freeway and t boned me
#15
Thanks guys.
Replacement tyres will probably be 255/45s again as this is a substantially cheaper size. (linglong chinese ditchfinders are 60 quid a corner and perfectly ok for a dry-weather only car, vs 100 quid a corner in 255/40s)
Two door would be substantially easier than a four door. The weakest part of the shell/hardest bit to transfer load through is silll<>rear chassis leg. Make it a two door and you can transfer the loads through the blank area where the door was.
Brutal - ouch! :-( Is that B-pillar ok? 275/40 is pretty monstrous! :-o
Will check the offsets next time they're off Steve. At least a plam's thickness on the inner wheel wells on the rear in full bump; it's the arches that are close with the Flutes.
Replacement tyres will probably be 255/45s again as this is a substantially cheaper size. (linglong chinese ditchfinders are 60 quid a corner and perfectly ok for a dry-weather only car, vs 100 quid a corner in 255/40s)
Two door would be substantially easier than a four door. The weakest part of the shell/hardest bit to transfer load through is silll<>rear chassis leg. Make it a two door and you can transfer the loads through the blank area where the door was.
Brutal - ouch! :-( Is that B-pillar ok? 275/40 is pretty monstrous! :-o
Will check the offsets next time they're off Steve. At least a plam's thickness on the inner wheel wells on the rear in full bump; it's the arches that are close with the Flutes.
#16
Join Date: Sep 2008
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#17
19" from a XKR
I've been running XKR Apollo 19" wheels without issue but I have a supercharged Vanden Plas. Your XJR seems to ride much lower though, I never realized how much lower. I'll have to park next to a 308 XJR just to see the difference. I've run both, low profile and all seasons with a taller sidewall. No problem turning full radius even with those, but again, it's not a XJR.
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