ZF 3311199047 – Input Shaft Assembly for ZF 6HP / 8HP Transmissions, 850 Nm, 6500 RPM

ZF 3311199047 – Input Shaft Assembly for ZF 6HP / 8HP Transmissions, 850 Nm, 6500 RPM

Description:

The ZF 3311199047 Input Shaft Assembly is a high-precision component designed to deliver efficient torque transfer and smooth gear engagement in ZF 6HP and 8HP transmissions. Manufactured from AISI 8620 alloy steel and case-hardened for exceptional wear resistance, this shaft is engineered for heavy-duty and high-speed applications. It features a helical gear profile with optimized teeth geometry to reduce friction and minimize noise. With a torque capacity of up to 850 Nm and rated for speeds up to 6,500 RPM, the shaft ensures reliable operation even under extreme mechanical loads.

Key Features:

• Precision CNC-machined for perfect fitment
• High-strength AISI 8620 alloy steel construction
• Case-hardened and nitrided for superior wear resistance
• Helical gear design for reduced friction and noise
• 24-spline input interface
• Corrosion-resistant coating for marine and industrial use
• Dynamically balanced for vibration-free performance
• Direct OEM replacement with long service life

Specifications:

• Part Number: ZF 3311199047
• Material: AISI 8620 alloy steel
• Manufacturing: Precision forging + CNC machining
• Surface Treatment: Case-hardened, nitrided, anti-corrosion coated
• Gear Type: Helical
• Splines: 24
• Hardness: 58–62 HRC
• Length: 320 mm
• Outer Diameter: 45 mm
• Bearing Journal Diameter: 35 mm
• Torque Capacity: Up to 850 Nm
• Rotational Speed: Up to 6,500 RPM
• Weight: 5.2 kg
• Temperature Range: -40°C to +120°C
• Lubrication: Compatible with ZF-approved fluids
• Compatibility: ZF 6HP, ZF 8HP, and select other models
• Installation: Direct OEM fit
• Service Life: Over 500,000 operating cycles

Compatibility and Application:

The ZF 3311199047 Input Shaft Assembly is designed for seamless integration with ZF 6HP and 8HP transmissions, as well as other compatible ZF systems. Its robust build and high torque capacity make it suitable for high-performance automotive, marine, and industrial applications. Whether used in heavy-duty propulsion systems or precision drivetrains, this shaft ensures reliable power delivery, extended service intervals, and improved drivetrain efficiency.

Benefits:

• Reliable and precise torque transfer to the transmission
• Minimizes noise and vibration with helical gear design
• Long service life under high-speed and high-load conditions
• OEM-level fitment reduces installation time
• Corrosion protection for harsh environments
• Low maintenance with extended operational cycles
• Supports demanding marine, industrial, and automotive use