CUMMINS FLYWHEEL 3071615 3039230 | L10 / M11 ENGINE
Ensure maximum uptime and drivetrain reliability with this premium Platinum Driveline flywheel. Specifically engineered for Cummins L10 and M11 engine series, this component is designed to handle the high-torque demands of both commercial automotive fleets and heavy-duty industrial equipment. Manufactured to exacting OEM specifications, it provides a high-durability solution for professional drivetrain restoration.
Verified Casting & Part Numbers
- OE#: 3071615
- OE#: 3039230
- INTERCHANGES: 3328689, 3328688, 3071614
Technical Specifications
- Engine Application: Cummins L10 / M11
- Bore Diameter: 10.12-inch bore size
- Disc Outside Diameter: 15″
- Ring Gear Teeth: 103
- Ring Gear #: 3065151
- Mounting Holes: 8
- Locating Holes: 2
- Pilot Bearing #: 306SS
- Condition: New Aftermarket (No Core Charge)
Expert Installation & Field Note
Drawing from our shop experience specializing in heavy-duty drivetrains since 1985, the Cummins L10 and M11 platforms require careful attention to the 2 locating holes to ensure internal engine balance is maintained across the 8-bolt flange. Before seating the 10.12-inch bore, ensure the crankshaft surface is completely free of debris or scoring. We recommend a cross-pattern torque sequence to prevent lateral runout, ensuring the 103-tooth ring gear engages the starter perfectly for reliable ignition cycles.
Please confirm your original casting number and engine model match these specifications. The 10.12-inch bore size and 103-tooth ring gear are essential for proper fitment and safe vehicle operation.
Shipping Note: All flywheel orders are drop-shipped directly to ensure the fastest delivery. We are not responsible for carrier delays and cannot guarantee that overnight orders will ship the same day.
Note: Prices shown are for online orders only.



