A1-165 Girodisc 2pc Front Brake Rotors (Viper ACR)

Dodge Viper ACR Front Iron Rotor Conversion (Girodisc A1-165) The Girodisc Front Iron Rotor Conversion for the Dodge Viper ACR provides a high-performance, serviceable alternative to the factory carbon-ceramic rotors. Designed as a direct bolt-on replacement, this system maintains OEM caliper compatibility and factory brake balance while improving heat tolerance, reducing maintenance costs, and offering long-term durability. Vehicle Fitment This Girodisc front rotor conversion kit fits the following models: Dodge Viper ACR (2015–2017) Dodge Viper TA and GTS models equipped with OEM carbon-ceramic front rotors Designed for factory calipers and hubs with no modifications required. Performance and Design To maintain optimal weight and performance, the Girodisc system uses a pad annulus (swept area) of 66mm or less, requiring the use of brake pads with the FMSI #1405 pad shape. This ensures ideal mass and thermal characteristics without adding unnecessary weight. The two-piece floating