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Bonneville brake confusion.

nos4blood70

New member
I got myself some F-body front calipers that have been redrilled to bolt up to a Grand Prix or Bonneville hub. Now the question I have is what rotor can I use underneath these calipers? Stock rotor size for the 2000+ Bonneville is 11.9. Can I use the Bonneville GXP rotor which are 12.9? I think the Bonneville GXP had the same brake set up as the GP GXP.

Just looking to clear up some confusion.
 


The se had smaller rotors but since yours it's an sle you should be fine. Only one way to find out
 
2003 SSEi, Oldsman105 or Buickman104 would likely know this stuff off the top of their heads. Oldsman upgraded to CTS V if I remember correctly.
 
Not sure if all SLEs got the SSEi brakes but mine has them.

Thanks everyone, I'll ask around.
 
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