ODT005930795 Suspension System Assembly Sany SAT40C Articulated Dump Truck Spare Parts

ODT005930795 Hydro-Pneumatic Active Suspension System Group for Sany SAT40C

The ODT005930795 Suspension System Assembly is a complete, high-performance hydro-pneumatic (oil-gas) suspension package designed for the front and rear chassis sections of the Sany SAT40C articulated dump truck. Articulated haulers operating in severe mining, earthmoving, and quarrying environments encounter continuous, high-amplitude mechanical shocks and massive load-bearing stresses. Standard steel leaf springs are prone to fatigue cracking under these extreme off-road forces. To resolve this, Sany implements this active hydro-pneumatic suspension system to act as a highly responsive damping buffer between the tandem wheel bogies and the mainframe chassis, providing superior driving stability and protecting the frame from weld fractures.

This comprehensive active suspension assembly contains six double-acting **Suspension Oil Cylinders** (two 150901041625A and four 150901041626A cylinders) that act as the structural struts. To store mechanical impact energy and provide a cushioned “gas-spring” ride, the system integrates two nitrogen-charged **Piston-type Accumulators** (151703000018A) secured by heavy-duty accumulator saddle clamps (ODT005930767) and rubber shock-isolation pads (items 18 & 19). The closed-loop circuit is dynamically balanced via two central **Accumulator Valve Blocks** (152301000130A) to manage oil pressure flow and maintain constant vehicle height. We supply the fully integrated ODT005930795 suspension group, individual suspension cylinders, accumulator bottles, control manifolds, high-pressure rubber hoses, and brackets. Both genuine Sany OEM kits and highly reliable aftermarket options are in stock for rapid international shipping.

General Assembly Specifications

ODT005930795 Assembly Component Parts List (Master Table)

Below is the detailed parts catalog breakdown of the suspension system assembly across both sheets in Sany’s technical manual. All listed high-pressure components, cylinder struts, accumulators, and mounting brackets are orderable separately:

Features & Benefits of Our Hydro-Pneumatic Suspension System

• Advanced Oil-Gas Suspension Damping: Combines double-acting hydraulic suspension cylinders (150901041625A & 150901041626A) [1] with nitrogen gas accumulators to act as highly responsive, variable-rate “springs” that absorb both heavy single-shock impacts and fine mine-road vibrations.
• Closed-Loop Accumulator Integration: Houses dual Piston-type Accumulators (151703000018A) [1] pre-charged with nitrogen gas to store hydraulic pressure and provide excellent damping compression-rebound cycles, maintaining machine and cab leveling.
• Precise Pressure Distribution Manifold: Features two central Accumulator Valve Blocks (152301000130A) [1] that control and balance fluid pressures dynamically between the left and right suspension struts, preventing body roll during off-road turns.
• Vibration-Isolated Accumulator Saddles: Heavy-duty Accumulator Clamps (ODT005930767) [1] are lined with protective rubber damping pads (items 18 and 19) to prevent physical contact with the steel accumulator cylinders, eliminating friction wear and bracket rattling.
• Flexible High-Pressure Lines: Includes heavy-duty molded rubber tubes (items 5 and 15) to route hydraulic fluid securely, resisting thermal expansion and structural chassis twists.

Ordering & Technical Maintenance Guidelines

1. Verify Nitrogen Pre-Charge Pressures: Hydro-pneumatic suspension accumulators (item 14) rely on a precise nitrogen gas pre-charge. If you experience an extremely rough ride or notice the truck sagging under load, the accumulator pressure may have dropped. Have a certified technician check and recharge the gas level according to Sany’s specifications.
2. Replace Rubber Damping Pads on Reassembly: The rubber pads (items 18 & 19) are subject to high compressive stresses and environmental exposure. When replacing accumulators, always install fresh, original-specification rubber pads to prevent steel-on-steel chafing.
3. Verify Chassis Model Sizing: Suspension cylinder lengths and port configurations can undergo minor modifications based on regional emission standards and axle models. Please provide your Sany SAT40C articulated dump truck’s chassis serial prefix so our team can verify exact part compatibility.

To request pricing and lead time, send your B2B inquiry with part number ODT005930795, your required quantity, and your destination country to our sales desk to receive a detailed quote within 1 business day.