Part Name : XCMG QY25K Truck crane Middle axle 134902511 18TMRF-C223BFC Drive Axle
Part Number : 134902511
Fit Models : XCMG QY25K Truck crane
This 18TMRF-C223BFC Drive Axle with OEM part number 134902511 is the original matching middle axle exclusively designed for XCMG QY25K Truck crane, classified as core heavy-load XCMG Truck Crane spare parts for complete chassis maintenance of 25-ton truck cranes.
Many crane operators encounter axle damage issues such as gear wear, oil leakage, abnormal driving noise and weak power transmission after long-distance heavy transport and frequent lifting operations. As a fully interchange OEM spare part, this XCMG QY25K middle drive axle keeps the original mounting dimension, spline standard and brake assembly interface without any modification, which largely shortens on-site repair time and reduces crane downtime losses.
Manufactured with high-strength cast axle housing and carburized differential gears, this drive axle fits harsh construction road conditions including mountain roads, muddy construction sites and long highway transportation. Every finished axle undergoes strict load and sealing testing before shipment, fully reaching the original quality standard of official XCMG Truck Crane spare parts.
| Parameter Item | Specification |
|---|---|
| Complete OEM Model | 18TMRF-C223BFC |
| OEM Part Number | 134902511 |
| Matched Equipment | XCMG QY25K 25 Ton Truck Crane Middle Drive Axle |
| Rated Bearing Capacity | 18 Ton |
| Axle Structure | Full floating middle drive axle with differential lock |
| Main Material | Alloy cast axle housing + alloy steel bevel gear set |
| Brake Form | Drum brake integrated hub assembly |
| Sealing Standard | High temperature resistant multi-layer oil seal |
| Applicable Scene | Chassis driving system of medium tonnage truck crane |
| Approx Net Weight | 165 KG |
Super heavy load bearing capacity
18-ton rated load design supports frequent full-load driving of XCMG QY25K truck crane. Reinforced axle housing and thickened gear parts effectively resist impact deformation, far exceeding the durability of cheap generic XCMG Truck Crane spare parts.
Smooth power transmission & low running noise
Precision carburized grinding differential gears reduce meshing clearance, eliminate abnormal roaring noise during climbing and heavy load driving, improving vehicle driving stability.
Long-lasting leak-proof sealing performance
Multi-layer composite oil seals are installed at axle ends and differential housing, effectively block gear oil leakage under long-hour high-temperature operation, cut down frequent oil refilling and maintenance costs.
1:1 OEM original installation compatibility
Axle mounting holes, spline shaft size, brake hub and connecting support dimensions are fully consistent with original factory parts, plug-and-play installation for all matching XCMG QY25K truck cranes chassis overhaul replacement.
This 18TMRF-C223BFC middle drive axle 134902511 is customized for the chassis drive system of XCMG QY25K lattice boom truck crane, undertaking the core power transmission task of vehicle traveling and climbing. It is a standard stock component in our full series of XCMG Truck Crane spare parts for 25-ton truck crane repair and fleet maintenance.
All drive axles adopt thick wooden shockproof packaging to prevent collision damage during cross-border sea and land transportation. We provide 12-month quality warranty against manufacturing defects, and our professional chassis parts team offers free technical guidance for installation, gear oil replacement and daily inspection. If you need matching front/rear axles, suspension parts and brake accessories as complete XCMG crane chassis spare parts packages, contact us for bulk wholesale customized solutions.
