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Cummins 6L Crankshaft | C3965010 / 3965010 – Forged Replacement

Overview

Cummins 6L crankshaft — C3965010 Cummins 6L crankshaft forged steel replacement is a heavy-duty OEM-referenced part used in medium-duty trucks, transit buses and industrial generator sets. This crankshaft is offered as a forged steel aftermarket / OE-equivalent unit, machined and dynamically balanced for rebuild and replacement programs.

Specifications & Features

OEM / MPN (verified) C3965010; 3965010; 3965009; 4989436
Engine Model Compatibility Cummins 6L family (ISL / 6-litre class).
Material Forged steel
Key Features
  • Forged steel construction for high fatigue strength
  • Precision machining & dynamic balancing for low vibration
  • OE cross-reference compatibility for rebuild programs

Compatible Engine Models and Applications

Engine Model Application Field Typical Equipment Brands & Models (Representative)
Cummins 6L (ISL / 6L family) Medium-duty trucks & chassis Freightliner M2; International MV / MV Series; Volvo FL (medium-duty class examples).
Cummins 6L (ISL / 6L family) Transit & coach buses New Flyer / Blue Bird / Alexander Dennis (transit & coach applications that commonly use Cummins 6-liter class engines).
Cummins 6L (industrial variants) Generator sets & industrial power Cummins genset models and OEM-paired generator brands (used in standby and prime power applications).

Why Choose Ruich Value for Cummins 6L Crankshaft

Ruich Value supplies OEM-referenced Cummins 6L crankshafts for B2B buyers — engineered and inspected for heavy-duty service.

  • Proven manufacturing experience: 20+ years producing precision crankshafts and engine components for global distributors and rebuilders.
  • OE cross-reference support: We provide verified part numbers (e.g., C3965010 / 3965010) and documentation to streamline rebuild and replacement procurement.
  • Quality controls: Forged crankshaft options, CNC machining, dynamic balancing, and non-destructive testing to meet rebuild shop and fleet requirements.
  • Custom & volume supply: Accept drawings/samples for custom machining; competitive bulk pricing and global shipping for distributors and fleet managers.

Full Cummins Engine Parts Range

Ruich Value offers a broad range of Cummins engine components across multiple models as below:

Cummins Engine ModelCore Displacement (L)SerialAssociated Models (for Cross-Reference)Key Applications
B3.33.3B / ISB / QSB Series (Light & Mid-Range)B3.3 (M16/18)Skid Steer, Excavator, Forklift, Gen-Set
4BT/3.93.9B / ISB / QSB Series (Light & Mid-Range)4BT3.9, 4BTADiesel Conversion Swap, Jeep Swap, Ford Van, Step Van
ISB4.5 / B4.54.5B / ISB / QSB Series (Light & Mid-Range)4ISBE, 4ISDE, ISB 4.5L Euro VMedium-Duty Truck, Bus, Delivery Vehicle
4H4.0H Series (Mid-Range)4H / 4HJ / 4HTJohn Deere Excavators (200D/210D), Caterpillar Skid Steers (226B/232B), Komatsu Forklifts (FG20T-25),
6BT / B5.95.9B / ISB / QSB Series (Light & Mid-Range)6BT5.9, 12 Valve (12V), 3965010Dodge Ram 1500/2500/3500 (1989-2002), Agricultural Tractor
ISB6.7 / QSB6.76.7B / ISB / QSB Series (Light & Mid-Range)6ISBE, 6ISDE, ISB 6.7L Euro VDodge Ram 2500/3500 (2007.5+), School Bus, Fire Truck
6CT / ISC 8.38.3C / ISC / QSC Series (Mid-Range Heavy-Duty)6CTA, C8.3, 6D114Freightliner, Fire Apparatus, Motorhome (RV), Dozer
ISL8.9 / QSL98.9L / ISL / QSL Series (Heavy-Duty)ISL, ISB 8.9LHeavy-Duty Bus, RV Coach, Crane, Volvo/Kenworth Truck
M11 / ISM / QSM1110.8M / ISM / QSM Series-Road Truck, Semi-Truck, Haul Truck, Gen-Set
NT85514N / NT Series (Classic Mechanical)N14, NH220 (Earlier), D85Peterbilt, Kenworth, Classic Truck, Heavy Equipment
K19 / QSK1919K / QSK Series (High Horsepower)KTA19, KT19Mining, Marine Propulsion, Drill Rig, Power Generation
K38 / QSK3838K / QSK Series (High Horsepower)KTA38, KAT38, GTA38Large Mining Excavator, Off-Highway, Gen-Set
ISF2.8 / ISF3.82.8 / 3.8F / ISF Series (Light Commercial)-Foton, GAZelle, Light Commercial Van
A23002.3A Series (Small Utility)-Small Gen-Set, Utility Equipment
ISL9 / QSL9 (6L/9.3L)8.9 / 9.3L / ISL / QSL SeriesL9, ISL 9.3L Euro V/VIDongfeng Trucks (DFL4251), Shantui Bulldozers (SD32D),
NH22014N / NT Series (Classic Mechanical)NT855, N14, NH220Peterbilt 359, Kenworth W900, Classic Truck, Heavy Equipment, Vintage Tractor

Contact & Request a Quote

For wholesale pricing, technical drawings or sample inspection, contact Ruich Value:

 

 

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