{"nhtsa_id":10056619,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2015-01-16","date":"2014-07-14","document_id":"TSB-100875","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE:DIESEL; EQUIPMENT ADAPTIVE/MOBILITY","mfr_system":null,"summary":"CUMMINS: A NEW SEMI INLAID INTERMEDIATE PISTON RING DESIGN REPLACES FULL BLITZ CHROME 2ND RING TO SEMI INLAID 2ND RING. SEMI INLAID HAS SHARP BOTTOM EDGE, WHILE FULL BLITZ CHROME RING HAS CHAMFERED BOTTOM EDGE, ITS REPLACING. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10056619","components":[{"id":"engine","name":"Engine","parent":null},{"id":"equipment","name":"Equipment and accessories","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CUMMINS","model":"CUMMINS","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]}],"as_of":"2026-10-19","note":"A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.","attribution":[]}