Timbren SES Helper Spring Kit Stock Height Rear - Rubber - Ford Fullsize Truck 2009-12 SS-M1-OTU Pulley space #717656 may be

Pulley space #717656 may be required on some 1975-later engines

Silver reflective marks work best against darker surfaces during cutting or welding for high visibility

is made from pulverized lava rock and stranded into a fiber material and is engineered to be stronger than typical wraps on the market today

380 in Bore

Compatible w/12v To 18

Timbren SES Helper Spring Kit Stock Height Rear - Rubber - Ford Fullsize Truck 2009-12 SS-M1-OTU Pulley space #717656 may beProduct Description: Helper Spring Kit SES Stock Height Hardware Included Rear Rubber Black Ford Fullsize Truck 2009 12 Timbren was founded in 1965 to advance the ride quality of trucks while towing. Today they manufacture suspension enhancement systems for towing, rubber helper springs, and full trailer suspensions designed for both on and off road uses.