S4, 4-Piston Replacement Pads

Replacement Pads for the S4 caliper used in certain Jeep JK and 2015-18 Mustang S550 Deep Stage systems. See below for fitment

Pad Fitment:

- 2007-18 Jeep JK rear SS4 systems built before early '23 (later systems use 6070013)

- 2015-18 Mustang S550 Deep Stage system (Does Not Fit S550 Deep Stage 2.0)

Compounds: Street or Race available, use drop down menu below to select.

FMSI Number: N/A

Cross Reference: HB540, DR302

Notes:

Sold in axle sets
Street pads offer smooth and dependable stopping power in light to moderate conditions with low noise and dust levels
Race pads are a high friction compound best suited for race use and may produce higher noise and dust levels
Caliper hardware (8 pad abutments) sold separately, add to order below