SL Series - Suspension Shock AbsorberBilstein SL Series shock absorbers feature a 46mm piston, steel construction, and a smooth body designed for motorsports applications. These shock absorbers are available in a variety of lengths, valve settings and can be converted to a coilover design (kit sold separately). SL Series shock absorbers are ideal for racers whose sanctioning rules do not allow or require rebuild capability.

they cater to both comfortable cruising and high-performance racing

even under extreme loads from large diameter sway bars

and the S550 chassis needs it just like so many others

Red Line offers the widest selection of fullysynthetic ATF on the market today

Detailed instructions are included

extreme cleanliness

Price is per arm

protecting the transmission from damage

allowing you to get many more years out of them then you ever expected

The installed UMI Roto-Joint allows rear end free movement when high handling

Manufactured from 1-5/8-inch x 0

and have been race proven on the UMI LeMans