AMG Mercedes M113k Replacement 88mm supercharger pulley E55, SL55 A1130900044

Description

Ultimate
Performance 88mm supercharger pulley upgrade for the AMG 55 Kompressor motor. This is a great Heavy duty clutched supercharger pulley to replace factory supercharger pulleys that fail for much less that buying the OEM unit.  Better bearings, springs and billet parts than OEM
Great replacement power SC pulley for the OEM units that fail, for 1/3 the price! NO tune needed and will give a little bump to HP , since it is 35% lighter and 2mm smaller that OEM.
Fits 2003 - 2007 AMG Mercedes 55K Models
The patented and original Ultimate Performance supercharger pulley upgrade for the AMG 55 Kompressor motor.
Specs:
Slightly Increases horsepower and torque and no tune needed.
35% lighter than factory pulley, reducing rotational mass
Reduced rotational mass increases supercharger longevity
88 mm diameter VS stock 90m.
Easy to install
Special coating reduces belt slip
Improved nitride coated clutch, plate and spring design
88 mm in size and 1 x shim supplied with the kit
Weight: 3lbs (one pound less than stock 3.5) ~28.5% reduction in weight
Made in USA by UPD (not offhsore)