2015 Volvo S60 upgraded with ATRT high performance big brake kits.
 

[Touring Specification] 
ATRT ZS-IV big 6-piston brake caliper + Ø355mm 2-pieces cross-drilled & Slotted Rotors in the front.
ATRT Patent wheel spacer 5x108 15mm  
Aluminum alloy Hub Centric Ring 57.1 switch 63.4 (outer) 
Aluminum alloyH ub Centric Ring 74.1 switch 63.4 (inner)
 

[Feature]
#Forge Products (Material 6061-T6 from Taiwan)    
#CNC mrilling machine Proces                               
#Anodizing Aluminium Proces                                
#High strength & Lightweight                                    
#2 cooling vents patents designed by ATRT racing