L9N and B6.7N Major Components

Extended Coverage:  Cummins Natural Gas L9N and B6.7N Major Components

Available on 2018 Cummins Natural Gas L9N and B6.7N engines in the United States and Canada.

Major components coverage (CWG): 

  • Engine cylinder block casting 
  • Engine cylinder head castings and capscrews
  • Engine crankshaft forging
  • Engine camshaft forging 
  • Engine connecting rods 
  • Flywheel housing 
  • Intake manifold castings 
  • Valve covers 
  • Oil cooler cover/filter heads 
  • Oil pan 
  • Gear cover and housing 
  • Gear train gears:
    • Crankshaft gear 
    • Camshaft gear 
    • Accessory drive gear

Major Components -  Truck

YearsMilesKilometersL9N MatrixB6.7N Matrix
Program ID: CWG

Major Components -  Transit/Shuttle Bus

YearsMilesKilometersL9N MatrixB6.7N Matrix
Program ID: CWG

Coverage purchase must be documented on a Cummins Extended Coverage Certificate.  The certificate must be signed and dated by the customer. 

For complete coverage details see legal description (Bulletin 3381346

Questions on Coverage Pricing/Content or Certificate Registration contact: Regional Factory Truck Representative or a Local Cummins Distributor

Questions on Filing Claims contact: Cummins Worldwide Claims Management