Global automotive components manufacturer and distributor specializing in diesel engines, transmissions, axles, and spare parts, with operations spanning over 90 countries.
4059353 / 4059297 Cummins QSX15 OEM Rocker Arm Levers
High-strength rocker arm levers engineered for precise valve control, minimal deflection, and extended durability – critical valve train components for Cummins QSX15 and ISX15 engines in extreme-duty mining, construction, marine, and power generation.
Part Numbers:
- 4059353 (typically exhaust/brake rocker)
- 4059297 (typically intake rocker)
Brand: Cummins OEM
Supplier: Volgen Power
Product Details
Valve Train Precision
These genuine Cummins OEM rocker arm levers transfer camshaft motion to valves and injectors with exceptional accuracy. Forged and machined to rigorous standards, they minimize wear on push tubes, bridges, and valve stems while supporting high cylinder pressures and engine braking functions.
Volgen Power delivers authentic Cummins parts for optimal valve timing, reduced noise, and maximum engine longevity.
Design & Durability Advantages
- Low Deflection Strength — Rigid forged construction maintains geometry under heavy loads and high RPM
- Precision Roller Followers — Smooth cam contact reduces friction and extends camshaft life
- Integrated Adjustments — Factory-designed for easy lash setting and consistent performance
- Heat & Wear Resistant — Advanced materials handle extreme temperatures and continuous duty
- Engine Brake Compatible — Specific variants support integrated Jake brake operation
Engine Compatibility
Compatible with Cummins 15-liter engines:
- QSX15 (all industrial/off-highway ratings)
- ISX15 (CM871, CM2250, CM2350, and related)
- X15 (Efficiency/Performance series)
Common in mining haul trucks, large excavators, generator sets, marine propulsion, and heavy on-highway tractors.
Specification Overview
| Attribute | Detail |
|---|---|
| Part Numbers | 4059353 / 4059297 |
| Application | Intake and exhaust valve actuation |
| Material | Forged high-strength steel |
| Roller Type | Needle bearing or solid (variant specific) |
| Mounting | Shaft-mounted with an adjusting screw |
| Quantity per Engine | Multiple (typically 18–24 total rockers) |
Volgen Power stocks genuine Cummins OEM rocker arm levers for QSX15 engines, available for immediate worldwide shipment.
Enhance your valve train reliability and performance – contact us today for pricing, specific variant confirmation, or bulk orders. Get your quote now!
Send A Message
Meet us at the exhibition
EQUIP AUTO ALGERIA 2026, March 30 – April 2, 2026, Algiers, Booth A48
139th Canton Fair, April 15 – April 19, 2026, Guangzhou, China Booth 9.3J 09-10
Australian Auto Aftermarket Expo 2026, May 14 – May 16, 2026, Melbourne, Booth U28i
Automechanika Istanbul, May 19 – May 22, 2026, Hall 11A, Booth B120
CTT Expo – International Trade Fair for Construction Equipment and Technologies, May 26 – May 29, 2026, Moscow, Hall 8, Booth 731
