Kenworth Peterbilt Suspension Spring Bushing Conversion Kit *Please Verify Your OEM Number Before Purchase Just as reliable as any manufacturer's part, this pin & bushing kit is the perfect replacement for your truck! Heavy Duty Bushing Kit Fits Kenworth T660 And Various Peterbilt Models Direct Aftermarket Replacements for OEM #s: B651008, B65-1008, PB641008, PB64-1008 B656008, B65-6008, B131000, B13-1000 Compatible with the Following Springs: MR836, 59-546, MR902, 59-548, 59-550, 59-552, 59-620, 59-630 Includes: (2) 7.87" (199.9mm) Spring Pin (4) 6.97" (177mm) Spring Pin (6) Threaded Bushing All Parts' Thread Dimensions: M33.5-4mm Sold As A Kit Any mention of OEM names or OEM product ID numbers/descriptions/model numbers is intended for identification purposes only and does not indicate that it is an OEM part  If you should need additional truck parts and accessories, please don't hesitate to call our toll-free number 1-888-888-7990!