Used Brembo Front Calipers (as shown in pictures). Pistons: 38 / 44 mm. Max Rotor Width: 1 3/8 / 34.9 mm. Max Rotor Diameter: 12.9 / 328mm.Thank you for shopping with. SRI Performance has over 45,000 square feet of NEW & USED racing parts from many of the Top NASCAR teams. International Buyers - Please Note. We do not mark merchandise values below value or mark items as "gifts" - US and International government regulations prohibit such behavior. The item "=Brembo 4 Piston Front Calipers 38/44mm Nascar Racing" is in sale since Tuesday, July 7, 2020. This item is in the category "eBay Motors\Parts & Accessories\Performance & Racing Parts\Auto Performance Parts\Chassis, Suspension & Brakes\Performance Brake Calipers". The seller is "sriperformance1" and is located in Mooresville, North Carolina. This item can be shipped worldwide.