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Sitrak Frame Assembly (G7w Dump Truck/Wheelbase 1950+2525+1350/Rear Overhang 800/8+5/300/Wp)
Sitrak Frame Assembly (G7w Dump Truck/Wheelbase 1950+2525+1350/Rear Overhang 800/8+5/300/Wp)
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Sitrak Wheels And Tires (12.00r20-18pr/Mixed Block/All Wheel Position/Reinforced 8.5-20/10 Holes/φ335/Extended Hose/8x4)
Sitrak Wheels And Tires (12.00r20-18pr/Mixed Block/All Wheel Position/Reinforced 8.5-20/10 Holes/φ335/Extended Hose/8×4)
2025-05-15

Sitrak Truck Frame Assembly

Sitrak Truck Frame Assembly
Sitrak Truck Frame Assembly
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What is the Sitrak Truck Frame Assembly

  • Introduction to XCMG Frame Assembly​
  • The XCMG Frame Assembly is a rugged, high-performance structural backbone engineered to deliver exceptional load-bearing capacity and durability for commercial vehicles, including trucks and heavy-duty machinery. Designed with precision to withstand extreme operational stresses, this assembly integrates advanced components to ensure optimal stability, safety, and longevity in demanding environments. Below is a detailed breakdown of its key elements and engineering excellence.​
  • Core Structural Components for Load Distribution​
  • At the heart of the frame lies the Rear Cross Member Assembly, a critical component that reinforces the vehicle’s rear structure, enhancing torsional rigidity and load distribution. Paired with Frame Left/Right Longitudinal Beams and Reinforcing Beams, it forms a robust skeletal system capable of handling heavy payloads. The Front/Rear Support Plates and Cross Member Assemblies (including 8+5/first cross member, 8X4 model leaf spring seat/T7M, and back-to-back configurations) further optimize weight transfer, ensuring balanced performance during acceleration, braking, and cornering.​
  • Precision Fastening and Connection Solutions​
  • High-strength fastening components are integral to the frame’s reliability. Hexagonal Flange Face Toothed Bolts M141.5 and M121.25, paired with matching toothed nuts, provide anti-loosening security in high-vibration environments, a common challenge in heavy machinery operations. These fasteners secure key connections between cross members, longitudinal beams, and reinforcing structures, ensuring rigid alignment under dynamic loads. The Semi-Circular Rivets add an additional layer of structural integrity, creating permanent, vibration-resistant joints in critical load-bearing areas.​
  • Modular Design for Versatile Applications​
  • The Top Mounted Connecting Plate Assembly and Upper Connecting Plate enable seamless integration with superstructures like cargo beds, cranes, or specialized equipment, enhancing the frame’s adaptability across diverse vehicle models. The Casting Cross Member Assembly (850/8+5) combines high-strength casting with layered steel sections (8mm and 5mm thicknesses), delivering superior impact resistance without compromising on weight efficiency. This modular design simplifies installation and maintenance, reducing downtime for fleet operators.​
  • Engineering Excellence for Heavy-Duty Performance​
  • Every component in the XCMG Frame Assembly undergoes rigorous testing to meet international standards for fatigue, corrosion, and structural integrity. The strategic use of 8+5 structural specifications—denoting reinforced steel layers and beam widths—ensures the frame can handle maximum payloads while minimizing flex or deformation. Whether navigating rough terrain or transporting oversized loads, the frame’s robust construction and precision-engineered connections guarantee consistent performance and safety.​
  • Conclusion: Reliability Redefined for Commercial Vehicles​
  • The XCMG Frame Assembly sets a new standard for heavy-duty structural solutions, combining innovative design, high-strength materials, and precision fasteners to deliver unmatched durability and load-bearing capacity. Ideal for trucks, dumpers, and specialized machinery, this assembly ensures stable operation in the most challenging conditions, making it a trusted choice for manufacturers and fleet operators worldwide. Experience the difference of XCMG’s engineering excellence—where strength meets reliability.

Product Parameters of Sitrak Truck Frame Assembly

YZ9631512502 Frame Assembly
Serial No. Drawing No.  Name Quantity
1 WG9723510040 Rear cross member assembly 1
2 ZQ1811430TF2 Hexagonal flange face toothed bolt M14*1.5 3
3 ZQ32514T13F2 Hexagonal flange face toothed nut M14*1.5 3
3 ZQ32514T13F2 Hexagonal flange face toothed nut M14*1.5 12
3 ZQ32514T13F2 Hexagonal flange face toothed nut M14*1.5 5
3 ZQ32514T13F2 Hexagonal flange face toothed nut M14*1.5 2
3 ZQ32514T13F2 Hexagonal flange face toothed nut M14*1.5 4
3 ZQ32514T13F2 Hexagonal flange face toothed nut M14*1.5 4
3 ZQ32514T13F2 Hexagonal flange face toothed nut M14* 1.5 1.5 22
5 ZQ1811440TF2 Hexagonal flange with toothed bolts M14*1.5 12
5 ZQ1811440TF2 Hexagonal flange with toothed bolts M14*1.5 5
5 ZQ1811440TF2 Hexagonal flange with toothed bolts M14*1.5 4
5 ZQ1811440TF2 Hexagonal flange with toothed bolts M14*1.5 4
5 ZQ1811440TF2 Hexagonal flange with toothed bolts M14*1.5 22
8 ZQ1811250TF2 Hexagonal flange with toothed bolts M12*1.25 8
9 ZQ32512T13F2 Hexagonal flange with toothed nuts M12*1.25 8
11 WG9729510100 Top mounted connecting plate assembly 2
12 YZ9631510034 Frame left vertical beam 1
13 YZ9631510035 Frame right longitudinal beam 1
14 YZ9631510036 Frame left reinforcing beam 1
15 YZ9631510037 Frame right reinforcing beam 1
16 WG9925512905 Front support plate 2
17 WG9925513806 Rear support plate 2
18 WG9723510000 Cross member assembly (8+5/first cross member) 1
19 WG9723510036 Cross member assembly (8+5/8X4 model leaf spring seat/T7M) 1
20 WG9723510010 Cross member assembly (8+5/back to back cross member) 1
21 WG9725516010 Casting cross member assembly (850/8+5) 1
22 WG9729510103 Upper connecting plate 4
23 ZQ1811450TF2 Hexagonal flange face bolts M14*1.5 2
24 Q4501442 Semi-circular rivets 12
24 Q4501442 Semi-circular rivets 10
24 Q4501442 Semi-Circular Rivet 6
24 Q4501442 Semi-Circular Rivet Semi-Circular Rivet head rivets 4
24 Q4501442 Semi-circular head rivets 20
25 Q4501452 Semi-circular head rivets 7
26 Q4501242 Semi-circular head rivets 10
26 Q4501242 Semi-circular head rivets 4
27 Q4501250 Semi-circular head rivets 8
27 Q4501250 Semi-circular head rivets 6
WG9925512905 Front support plate
Serial No. Drawing No.  Name Quantity
24 WG9925512905/1 1

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