4 Inch Front Shackle Kit by BESTfit For Peterbilt 379

01-050900014 * High Quality Shackle Kit * 4 Inch Conventional Spring Width * Includes - (2) Shackle Side Bars - 1.125 Inch Thick - 1.250 Spring Pin Hole - 0.500 Lock Bolt Hole - (2) Nylon Sealed Bushings - 1.25 Inch ID - 1.50 Inch OD - 3.93 Inch Overall Length - (4) Locking Nuts - (2) Grease Fittings - (4) Cap Screws - (2) Shackle Pin Type 1 - 1.250 Inch Diameter - 6.859 Inch Length - 5.313 Inch Center To Center * Sold As Set * Warranty On Shackle Kits Against Defects In Workmanship & Material From Date Of Purchase. *** High Quality Aftermarket Replacement Part (Not OEM) *** ** Replaces OE Number(s) K179527; K179-527; 201767; 02-01767; 201781; 02-01781