LISTING INCLUDES: -Front plate(HUB) -C-clamps -Center Bolt -Shims;W/o Product Instruction; FIT FOR: -For 2004-2009 MAZDA 3 NON TURBO ENGINE -For 2006-2010 MAZDA 5 ABOUT PRODUCT: -Electromagnetic Coil Width:8.8cm -Clutch Plate Width:10cm -Pulley Assembly Width:10.4cm -Pulley Assembly Height:2.8cm -A/C Clutch Height:5.0cm -Part Number:H12AOBW4JZ, H12A0BW4JZ, H12A1AJ4E2 -Pulley Diameter:115 mm -Professional Installation is highly recommonded. .