Natural Gas Major Components
Available on the Cummins Natural Gas B6.7N, L9N, ISX12N and X15N truck engines in the United States and Canada.
Major components coverage (CWG) and (CXG):
• Cylinder Block Casting
• Camshaft Idler Gear
• Camshaft Gear
• Camshaft Forging
• Connecting Rod Assembly/Connecting Rods
• Connecting Rod Bolts/Capscrews
• Crankshaft Forging
• Crankshaft Gear
• Cylinder Head Castings
• Cylinder Head Capscrews
• Intake Manifold Castings
• Oil Pan
• Valve Covers
• Flywheel Housing
• Fuel Pump Drive Gear – ISX12N only
• Gear Cover and Housing – ISX12N only
• Accessory Drive Gear – ISX12N only
• Oil Cooler Cover/Filter Heads – ISX12N only
• Water Pump Body – ISX12N only
• Water Pump Housing – ISX12N only
• Water Pump Assembly (Cartridge) – X15N only
X15N
| Years | Miles | Kilometers |
|---|---|---|
| 5 | 500,000 | 804,672 |
| 6 | 600,000 | 965,607 |
| 7 | 700,000 | 1,126,542 |
| Program ID | CXG | |
X12N
| Years | Miles | Kilometers |
|---|---|---|
| 5 | 500,000 | 804,672 |
| 6 | 600,000 | 965,607 |
| 7 | 700,000 | 1,126,542 |
| Program ID | CWG | |
B6.7N & L9N
| Years | Miles | Kilometers |
|---|---|---|
| 6 | 300,000 | 482,803 |
| Program ID | CWG | |
NOTE: Peterbilt and Kenworth have elected to not sell Extended Coverage on Cummins Natural Gas engines in 2024.
Extended Coverage Plans for Cummins Natural Gas engines (including the X15N launching in July 2024) must be purchased through a Cummins Distributor.
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.