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For Sale: Jaguar Alcon 6 piston/4piston calipers from 07-09 Portfolio

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Brakes

Jun 25, 2024, 01:16 PM | Replies: 8 | Views: 1128
  • Brakes - For Sale:  Jaguar Alcon 6 piston/4piston calipers from 07-09 Portfolio - Used - 2007 to 2009 Jaguar XK - Churchville, NY 14428, United States
  • Brakes - For Sale:  Jaguar Alcon 6 piston/4piston calipers from 07-09 Portfolio - Used - 2007 to 2009 Jaguar XK - Churchville, NY 14428, United States
  • Brakes - For Sale:  Jaguar Alcon 6 piston/4piston calipers from 07-09 Portfolio - Used - 2007 to 2009 Jaguar XK - Churchville, NY 14428, United States
  • Brakes - For Sale:  Jaguar Alcon 6 piston/4piston calipers from 07-09 Portfolio - Used - 2007 to 2009 Jaguar XK - Churchville, NY 14428, United States
  • Brakes - For Sale:  Jaguar Alcon 6 piston/4piston calipers from 07-09 Portfolio - Used - 2007 to 2009 Jaguar XK - Churchville, NY 14428, United States
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  • Price
    $1,900
  • Location Churchville, NY, 14428, USA
  • Condition Used
  • Compatibility
Make Model Year
Jaguar XK 2007 - 2009
Description:

For sale is a complete set of Jaguar Alcon calipers 6 piston fronts and 4 piston rears.  From 07-09 Portfolio edition.  Not sure if they fit 2010+ XKs. 

They're in pretty good shape  with only cosmetic blemishes befitting used parts.  Brackets and pad springs included.

They're quite rare and don't see them for sale often, especially a complete set.

$1900

Old Jul 19, 2024 | 01:22 PM
  #2  
SteveM's Avatar
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Out of curiosity I checked what these would cost at the dealer and the prices are SHOCKING!

$5000 EACH for the fronts
$1800 each for the rears
$1000+ for brackets and hardware

It would cost over $15k to buy these new. Mind boggling.

https://www.sngbarratt.com/English/#...assembly/31994
https://www.sngbarratt.com/English/#...assembly/31982
 

Last edited by SteveM; Jul 19, 2024 at 01:30 PM.
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Old Jan 15, 2025 | 04:57 PM
  #3  
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Bump
 
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Old Jan 17, 2025 | 12:10 AM
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Thanks for the Sale Steve, I should have checked here first
 
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Old Aug 13, 2025 | 09:37 PM
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Oh! These must be the ones currently listed on eBay, correct? I doubt there are multiple sets for sale in Churchville haha, although I'm just noticing that these don't include the parking calipers as the eBay ones do. Are these also the same ones you had for sale in 2014?
 
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Old Aug 13, 2025 | 09:43 PM
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No they're a different set.
 
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Old Aug 13, 2025 | 10:32 PM
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Gotcha. But that is your listing on eBay? You certainly have been fortunate to come by so many of these. I'm in the midst of figuring out what all is needed to put a set on my '08 Super V8, so I'm likely to shoot you an offer as soon as I have that nailed down. At this point I'm suspecting that new knuckles will be required all around, haven't 100% confirmed yet, but Cambo said something to that effect a while back.
 
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Old Aug 15, 2025 | 08:12 AM
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Default Alcon brake caliper piston sizes

I have a 2008 XKR 4.2 (not portfolio) that had these Alcons as an option (I have the build sheet). What sizes are the pistons? If you know, it makes it a lot easier for me than measuring them. As is typical, mine are corroded and I can replace them with stainless steel one’s.

Do your calipers have a coding of ZG or Y on them? That may be the easiest way to determine the sizes.

Thanks for any information you can provide.
 

Last edited by MBergh; Aug 15, 2025 at 08:34 AM. Reason: Adding information request
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Old Aug 16, 2025 | 06:13 PM
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Originally Posted by MBergh
I have a 2008 XKR 4.2 (not portfolio) that had these Alcons as an option (I have the build sheet). What sizes are the pistons? If you know, it makes it a lot easier for me than measuring them. As is typical, mine are corroded and I can replace them with stainless steel one’s.

Do your calipers have a coding of ZG or Y on them? That may be the easiest way to determine the sizes.

Thanks for any information you can provide.
Fronts I measured
1.5"
1.38"
1.19"
Rears 1.25"

They look stainless to me.
 
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