

OEM 860171400 The XCMG Gear (860171400) is a genuine OEM precision‑engineered power transmission component designed for the heavy‑duty drivetrain systems of XCMG articulated dump trucks. This high‑performance gear, identified by part number 860171400, ensures reliable torque transfer, smooth power delivery, and exceptional durability in the most demanding mining, quarrying, and heavy construction environments worldwide.
Manufactured from high‑grade case‑hardened alloy steel with precision‑ground gear teeth, a refined surface finish, and a corrosion‑resistant protective coating, the 860171400 gear delivers consistent power transmission, excellent fatigue resistance, and exceptional durability across a wide temperature range (-40°C to +120°C). Its precision‑engineered geometry and exacting dimensional tolerances guarantee a perfect, drop‑in fit without modification.
The 860171400 gear features induction‑hardened tooth flanks that resist wear and pitting, precision‑ground profiles that ensure smooth, quiet operation, and a balanced design that minimises vibration, making it an essential component for maintaining drivetrain efficiency, preventing power loss, and maximising uptime in your ADT fleet.
The 860171400 Gear is manufactured from premium case‑hardened alloy steel with precision‑ground gear teeth and a refined surface finish, ensuring consistent torque transfer, excellent fatigue resistance, and reliable performance across every unit.
Its induction‑hardened tooth flanks resist wear, pitting, and scoring, maintaining precise gear mesh and smooth operation throughout the gear’s service life, even under continuous high‑load, high‑cycle operation.
The precision‑ground gear profiles ensure smooth, quiet meshing with minimal backlash, reducing shock loads and extending the life of mating transmission components.
The gear’s balanced design and precise concentricity minimise vibration and rotational noise, improving transmission smoothness and reducing operator fatigue.
The anti‑corrosion coating provides excellent protection during storage and transport, ensuring the gear remains in optimal condition until installation.
In demanding applications such as open‑pit mines, aggregate quarries, and heavy construction sites, the 860171400 delivers reliable, long‑lasting power transmission for your ADT’s drivetrain.
The 860171400 gear is produced using advanced forging, heat treatment, and precision grinding processes, achieving tight tolerances on all critical dimensions, including tooth geometry, pitch diameter, and concentricity.
The alloy steel is carefully selected for its hardenability, toughness, and fatigue resistance, with the case‑hardening process creating a hard, wear‑resistant surface layer while maintaining a tough, ductile core that absorbs shock loads.
The gear teeth are precision‑ground to exacting tolerances using advanced CNC grinding technology, ensuring consistent tooth profile, lead, and surface finish for smooth, efficient power transfer.
The tooth flanks are finished to a surface roughness of Ra ≤ 0.8 µm, providing an optimal surface for lubricant retention and reducing friction and wear.
After machining, each gear undergoes 100% dimensional inspection, hardness testing, and magnetic particle inspection to verify its integrity and performance.
Sample units from each production batch are subjected to torsional fatigue testing, hardness verification, and metallurgical analysis to validate long‑term durability and performance.
Articulated dump trucks rely on a complex network of gears to transmit power from the engine to the wheels, making the quality and precision of each gear vital to overall drivetrain performance, efficiency, and reliability.
The 860171400 gear serves as a critical component in this network, ensuring that torque is transferred smoothly and efficiently through the transmission, transfer case, and axle assemblies.
A substandard or worn gear can lead to increased backlash, noise, vibration, and premature failure of bearings and other drivetrain components — risks that are eliminated by using genuine XCMG gears.
Field data from mining operations shows that ADTs equipped with genuine XCMG gears experience 35% fewer drivetrain‑related failures and a 20% reduction in unplanned downtime, directly improving machine availability and productivity.
The gear’s precision‑ground tooth profiles and optimal surface finish minimise friction and power loss, improving overall fuel efficiency and reducing operating costs.
Regular inspection of gears for signs of tooth wear, pitting, or damage is recommended; any compromised gears should be replaced promptly with genuine 860171400 components.
The 860171400 gear is manufactured from high‑grade alloy steel that provides an exceptional combination of strength, toughness, and fatigue resistance, ensuring reliable performance under the most severe operating conditions.
The case‑hardening heat treatment process creates a hard, wear‑resistant surface layer while maintaining a tough, ductile core that absorbs shock loads and resists fracture.
The precision‑ground gear teeth are designed to distribute torque evenly across the tooth profile, reducing stress concentrations and extending gear life under high‑load, high‑cycle operation.
The gear’s balanced design and precise geometry minimise vibration and stress risers, further enhancing its fatigue resistance and long‑term reliability.
With proper installation and routine maintenance, the 860171400 gear can provide reliable service for the entire lifespan of the ADT, reducing the need for premature replacements.
The combination of high‑quality materials, precision manufacturing, and robust design makes this gear ideal for the most demanding off‑highway applications.
The 860171400 gear is specifically designed to fit XCMG’s full range of articulated dump trucks, including the XDA30, XDA40, XDA45, XDA45U, XDA60, and TA30 models, as well as their respective variants and transmission configurations.
Its dimensions, tooth geometry, and material specifications are identical to the original factory‑fitted component, ensuring a direct, drop‑in replacement without the need for adapters or modifications.
The gear is compatible with XCMG’s standard transmission systems, including ZF and XCMG‑branded transmissions, simplifying inventory management and reducing the risk of incorrect part selection for fleet operators.
Whether used in standard ADT applications or in severe‑duty mining operations, the 860171400 gear provides consistent power transmission performance across all drivetrain configurations, backed by XCMG’s engineering expertise.
For operators with mixed fleets, this gear offers the assurance of OEM quality and fitment, reducing the risk of mismatched components and drivetrain incompatibilities.
Always verify the specific transmission model and application for your ADT to ensure the correct gear selection.
The 860171400 gear is designed for straightforward installation using standard workshop tools and procedures, minimising downtime and labour costs during transmission servicing or overhaul.
Before installation, carefully inspect the gear for any signs of damage, wear, or corrosion that may have occurred during storage or transport, and ensure that the transmission housing and mating components are clean and free from debris.
Apply a thin film of clean transmission fluid or assembly lubricant to the gear teeth and bearing surfaces to facilitate installation and prevent galling during initial operation.
Carefully align the gear with the mating shaft and bearings, ensuring that it is fully seated and that all retaining rings and fasteners are properly installed to prevent axial movement.
During routine maintenance, inspect the gear for signs of tooth wear, pitting, scoring, or corrosion, and replace the gear if any damage is detected.
Always handle the gear with clean, lint‑free gloves to prevent contamination of the precision‑ground surfaces.
Investing in the genuine 860171400 gear delivers significant long‑term savings by preventing transmission failures, reducing power loss, and avoiding costly downtime that can result from worn or substandard drivetrain components.
A single transmission failure due to a worn or fractured gear can cost over $6,000 in parts, labour, and lost production — a risk that is virtually eliminated with OEM‑quality drivetrain components.
Over a typical 15,000‑hour service life, an ADT’s transmission gears can experience billions of torque cycles. The 860171400 gear’s robust construction and fatigue resistance ensure consistent performance throughout.
By maintaining efficient power transmission and reducing friction, the gear also improves fuel efficiency and reduces wear on other transmission components, lowering overall operating costs.
Field data from large‑scale mining operations shows that using genuine XCMG gears reduces transmission‑related downtime by up to 30%.
The gear’s corrosion‑resistant coating and durable construction ensure it remains serviceable even after years of exposure to harsh conditions, eliminating the need for premature replacement and reducing lifecycle costs.
XCMG is committed to sustainable manufacturing practices, and the 860171400 gear reflects this through its use of recyclable materials and energy‑efficient production processes.
The gear’s long service life, typically exceeding 10,000 hours in normal operating conditions, reduces material waste and the environmental impact associated with frequent replacements.
By maintaining drivetrain efficiency and preventing transmission failures, the gear also helps prevent oil leaks and secondary damage, supporting environmental stewardship and regulatory compliance.
The materials used are free from heavy metals and comply with RoHS and REACH regulations, ensuring safe handling and disposal at end‑of‑life.
Choosing genuine XCMG drivetrain components supports responsible equipment management while delivering superior operational reliability and performance.
The gear’s robust, precision‑engineered design allows for reliable long‑term service, minimising resource consumption and waste generation.
The 860171400 gear is stocked in XCMG’s regional distribution centres across North America, Europe, Asia, and Australia, ensuring rapid availability to support your maintenance schedules and minimise downtime.
Each gear is individually packaged in protective anti‑corrosion bags and custom‑fitted cartons to prevent damage and surface degradation during transit and warehousing.
For large fleet orders, XCMG offers volume‑based pricing and consolidated shipping options to optimise procurement costs and simplify inventory management.
Real‑time inventory visibility and dedicated supply chain support ensure that urgent requirements are fulfilled with minimal lead times, reducing downtime and keeping your ADT fleet productive.
The robust packaging protects the gear from corrosion and physical damage during storage, preserving its condition until installation.
With XCMG’s global aftermarket network, you can rely on consistent product quality and availability to keep your fleet moving and productive.
Every 860171400 gear is manufactured in an ISO 9001 and ISO 14001 certified facility with full material traceability from raw steel to finished product.
Incoming raw materials are tested for chemical composition, tensile strength, and hardenability to ensure they meet the required specifications.
During production, critical dimensions such as tooth geometry, pitch diameter, and concentricity are continuously monitored using coordinate measuring machines (CMM), and a 100% dimensional inspection is performed on every finished gear.
After machining and heat treatment, each gear undergoes hardness testing, magnetic particle inspection, and surface finish verification to ensure it meets the required quality standards.
Sample units from each production batch are subjected to torsional fatigue testing, hardness verification, and metallurgical analysis to validate long‑term durability and performance.
Only gears that pass all quality checks are released, ensuring that you receive a reliable, high‑performance drivetrain component.
Aftermarket gears often use inferior steel, imprecise tooth profiles, or inadequate heat treatment that lead to premature tooth wear, pitting, gear fracture, and costly transmission damage.
The genuine 860171400 is engineered to XCMG’s exacting standards, ensuring correct fit, reliable power transmission, and long‑lasting durability for optimal drivetrain protection.
Its superior material quality and precision manufacturing deliver consistent performance, reducing the risk of costly breakdowns and unplanned downtime.
Genuine XCMG parts preserve warranty coverage, maintain equipment resale value, and ensure compatibility with other OEM systems and components.
Backed by XCMG’s global quality standards and technical support, you can trust the performance and reliability of this gear.
Choose genuine XCMG for uncompromising power transmission performance in the toughest operating conditions.
The XCMG 860171400 Gear is an essential drivetrain component for any articulated dump truck, ensuring reliable power transmission, drivetrain efficiency, and long service life.
Its precision‑engineered design, high‑quality materials, and robust construction deliver consistent performance, enabling safe and productive operation in the harshest environments.
By safeguarding transmission systems, this gear reduces downtime, lowers maintenance costs, and extends machine service life.
Always source genuine XCMG parts from authorised dealers to guarantee authenticity, quality, and performance.
Choose the 860171400 gear for dependable power transmission and lasting operational peace of mind.
Partner with XCMG – your trusted source for heavy equipment drivetrain components that deliver real value.
OEM 860171400 – XCMG Gear – the definitive power transmission component for your ADT’s drivetrain. Engineered for durability, designed for simplicity, and backed by global quality standards. Trust the original to protect your investment and maximise uptime.