‌Genuine Sinotruk HOWO Truck PTO Unit (OEM Part No. WG9700290150) - Heavy-Duty Power Take-Off Assembly for Hydraulic Systems

This ‌OEM Sinotruk HOWO PTO unit (Part No. WG9700290150)‌ is designed for ‌heavy-duty auxiliary power systems‌, featuring ‌nodular cast iron housing (QT450-10)‌ with ‌hardened alloy steel gears‌ (HRC 58-62). The ‌spline shaft output‌ delivers 300 Nm torque capacity with 98% mechanical efficiency.

✔ ‌Oil-bath lubrication‌ (compatible with SAE 80W-90)
✔ ‌CNC-machined mounting flange‌ (±0.05mm flatness)
✔ ‌Direct fit‌ for HOWO ZZ3257/ZZ3317 models
✔ ‌Withstands‌ 10,000+ engagement cycles

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‌Technical Specifications‌:

Parameter	Specification
Part Number	WG9700290150
Housing Material	QT450-10 Nodular Iron
Gear Material	20CrMnTi Alloy Steel
Output Torque	300 Nm @ 2000 rpm
Spline Size	10T 32×38×10
Standards	ISO 6336, GB/T 1348

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‌Installation Notes‌:

1. ‌Alignment‌: Verify ≤0.1mm runout between PTO and transmission output shaft.
2. ‌Lubrication‌: Fill with 1.2L gear oil before operation.
3. ‌Torque Specs‌: Tighten mounting bolts to ‌90±5 Nm‌ in crisscross pattern.
4. ‌Testing‌: Engage PTO at idle speed for 5-minute run-in period.