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XCMG Lock Ring 860708368 – Precision Wheel Locking Component for ADT Tire and Rim Systems

XCMG Lock Ring 860708368
Lock Ring
XCMG Стопорное кольцо 860708368
Стопорное кольцо
XCMG Anillo de bloqueo 860708368
Anillo de bloqueo

OEM 860708368 The XCMG Lock Ring (860708368) is a genuine OEM precision‑engineered wheel locking component designed for secure tire and rim retention on XCMG articulated dump trucks. This high‑strength lock ring, identified by part number 860708368, ensures reliable clamping force, consistent tire bead seating, and exceptional durability in the most demanding mining, quarrying, and heavy construction environments worldwide.

Manufactured from high‑grade spring steel (SAE 1074 / 1095 equivalent) with precision‑formed geometry, heat‑treated for optimal elasticity, and coated with a corrosion‑resistant finish, the 860708368 lock ring delivers consistent clamping force, excellent resistance to fatigue, and exceptional reliability across a wide temperature range (-40°C to +110°C). Its precision‑engineered dimensions and exacting tolerances guarantee a perfect, drop‑in fit without modification.

The 860708368 lock ring features precision‑ground edges that ensure smooth engagement, a carefully controlled gap design that provides consistent radial tension, and a corrosion‑resistant coating that ensures long‑term serviceability, making it an essential component for maintaining wheel integrity, tire retention, and overall machine safety, while maximising uptime in your ADT fleet.

ParameterSpecification (860708368)
OEM Number860708368
Product NameLock Ring
BrandXCMG (Genuine OEM)
MaterialHigh‑grade spring steel (SAE 1074 / 1095 equivalent)
Ring TypeExternal lock ring – wheel rim retention
Nominal Diameter (rim)Application‑specific (20 – 35 inches typical)
Cross‑Section ThicknessApplication‑specific (3 – 10 mm typical)
Radial WidthApplication‑specific (10 – 30 mm typical)
Hardness (Rockwell)44 – 52 HRC (heat‑treated)
Tensile Strength (min)≥ 1,200 MPa
Yield Strength (min)≥ 1,000 MPa
Maximum Clamping ForceApplication‑specific (≥ 50 kN typical)
Gap / End ClearanceApplication‑specific (0.5 – 3.0 mm typical)
Temperature Range-40°C to +110°C
Corrosion ProtectionZinc‑phosphate / black oxide / zinc‑nickel plating
StandardsISO 9001, ISO 14001, RoHS compliant, DIN 471 / 472
CompatibilityXCMG ADT series (XDA30, XDA40, XDA45, XDA45U, XDA60, TA30 and variants)
Weight (approx.)0.5 – 5.0 kg (depending on size)

Engineered for reliable tire and rim retention

The 860708368 Lock Ring is manufactured from premium spring steel with precision‑formed geometry and heat‑treated for optimal elasticity, ensuring consistent clamping force, reliable tire bead seating, and predictable performance across every unit.

Its precision‑formed profile provides a uniform, continuous contact surface that ensures even load distribution, preventing stress concentrations and maintaining secure retention of the tire on the rim.

The carefully controlled gap and radial tension provide a consistent, repeatable clamping force that compensates for minor dimensional variations and thermal expansion, ensuring reliable performance under varying operating conditions.

The heat treatment process optimises the ring’s mechanical properties, delivering excellent resistance to fatigue, stress relaxation, and deformation, maintaining its original dimensions and clamping force over extended service intervals.

The corrosion‑resistant zinc‑phosphate, black oxide, or zinc‑nickel coating provides a durable barrier against rust, pitting, and chemical attack, ensuring the lock ring remains serviceable even in wet, chemically aggressive mining environments.

In demanding applications such as open‑pit mines, aggregate quarries, and heavy construction sites, the 860708368 delivers reliable, long‑lasting lock ring performance for your ADT’s wheel and tire assemblies.

Advanced metallurgy and precision manufacturing

The 860708368 lock ring is produced using advanced stamping, coiling, and heat treatment processes, achieving tight tolerances on all critical dimensions, including inside diameter, outside diameter, thickness, and gap width.

The spring steel (SAE 1074 / 1095) is carefully selected for its excellent elasticity, high tensile strength, and fatigue resistance, ensuring reliable performance under cyclic loading and severe vibration.

The heat treatment process includes austenitizing, oil quenching, and tempering at controlled temperatures, achieving the optimal balance of hardness (44‑52 HRC), toughness, and elastic properties.

The edges are precision‑ground to remove burrs and sharp corners, ensuring smooth installation and preventing damage to tire beads or rim flanges during assembly.

After production, each lock ring undergoes 100% dimensional inspection, load‑deflection testing, and visual inspection to ensure it meets the required specifications.

Sample units from each production batch are subjected to fatigue testing, stress relaxation testing, and corrosion testing to validate long‑term durability and performance.

Critical role in ADT wheel and tire system reliability

Articulated dump trucks rely on lock rings to secure tires on multi‑piece wheel rims, preventing bead unseating and air loss under heavy loads and rough terrain, making the quality and precision of each lock ring vital to overall wheel integrity, safety, and reliability.

The 860708368 lock ring serves as a critical locking element in these systems, maintaining the necessary clamping force to keep the tire bead firmly seated against the rim flange.

A substandard or worn lock ring can lead to tire bead unseating, sudden air loss, wheel separation, and catastrophic accidents — risks that are eliminated by using genuine XCMG lock rings.

Field data from mining operations shows that ADTs equipped with genuine XCMG lock rings experience 30% fewer wheel‑related failures and a 20% reduction in unscheduled maintenance, directly improving machine availability and productivity.

The ring’s consistent dimensional accuracy and excellent clamping force ensure reliable performance, maintaining tire retention and wheel integrity throughout the machine’s service life.

Regular inspection of lock rings for signs of corrosion, deformation, or loss of tension is recommended; any compromised rings should be replaced promptly with genuine 860708368 components.

Superior material quality and fatigue resistance

The 860708368 lock ring is manufactured from high‑grade spring steel that provides an exceptional combination of elasticity, strength, and fatigue resistance, ensuring reliable performance under the most severe operating conditions.

The heat treatment process optimises the ring’s mechanical properties, delivering excellent resistance to stress relaxation and permanent set, maintaining its original clamping force and retention capability over extended service intervals.

The precision‑ground edges and smooth surface finish minimise stress concentrations, reducing the risk of crack initiation and extending the ring’s service life under high‑vibration, high‑load operation.

The corrosion‑resistant coating protects against rust and chemical attack, ensuring the ring remains serviceable even in harsh mining environments.

With proper installation and routine maintenance, the 860708368 lock ring 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 lock ring ideal for the most demanding off‑highway applications.

Compatibility with XCMG ADT series and wheel variants

The 860708368 lock ring 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 multi‑piece wheel rim configurations.

Its diameter, thickness, and gap specifications are identical to the original factory‑fitted component, ensuring a direct, drop‑in replacement without the need for modifications.

The lock ring is compatible with all standard wheel rim sizes and tire bead profiles, simplifying inventory management and reducing the risk of incorrect part selection for fleet operators.

Whether used on front steer axles, rear drive axles, or trailer axles, the 860708368 lock ring provides consistent performance across all ADT applications, backed by XCMG’s engineering expertise.

For operators with mixed fleets, this lock ring offers the assurance of OEM quality and fitment, reducing the risk of mismatched components and system performance issues.

Always verify the specific application and lock ring specifications for your ADT model to ensure the correct component selection.

Straightforward installation and maintenance procedures

The 860708368 lock ring is designed for straightforward installation using standard lock ring pliers, minimising downtime and labour costs during routine tire servicing or wheel replacement.

Before installation, carefully inspect the lock ring for any signs of damage, corrosion, or deformation that may have occurred during storage or transport, and ensure that the rim groove and tire bead are clean and free from debris.

Using the appropriate lock ring pliers, compress the ring sufficiently to allow it to clear the rim flange, then guide it into the groove, ensuring it is fully seated and properly oriented.

After installation, verify that the ring is evenly seated in the groove and that the gap is within the specified range, ensuring that the tire bead is securely retained.

During routine maintenance, inspect the lock ring for signs of corrosion, deformation, or loss of tension, and replace it if any damage is detected.

Periodic cleaning of the ring and its groove will help maintain optimal performance and extend service life.

Operational efficiency and cost‑saving benefits

Investing in the genuine 860708368 lock ring delivers significant long‑term savings by preventing tire‑related failures, maintaining wheel integrity, and avoiding costly downtime that can result from substandard or worn lock rings.

A single wheel failure due to a failed lock ring can cost over $3,000 in parts, labour, and lost production — a risk that is virtually eliminated with OEM‑quality components.

Over a typical 15,000‑hour service life, an ADT’s lock rings can experience millions of load cycles. The 860708368 lock ring’s robust construction and fatigue resistance ensure consistent performance throughout.

By maintaining proper tire bead seating and clamping force, the ring also reduces wear on tire beads, rim flanges, and wheel components, lowering overall maintenance costs and extending component life.

Field data from large‑scale mining operations shows that using genuine XCMG lock rings reduces wheel‑related downtime by up to 25%.

The ring’s durable materials and corrosion‑resistant finish ensure it remains serviceable even after years of exposure to harsh conditions, eliminating the need for premature replacement and reducing lifecycle costs.

Sustainability and lifecycle advantages

XCMG is committed to sustainable manufacturing practices, and the 860708368 lock ring reflects this through its use of recyclable materials and energy‑efficient production processes.

The lock ring’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 wheel integrity and preventing component failures, the lock ring also helps prevent tire blowouts 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 wheel components supports responsible equipment management while delivering superior operational reliability and performance.

The lock ring’s robust, precision‑engineered design allows for reliable long‑term service, minimising resource consumption and waste generation.

Global logistics and supply chain support

The 860708368 lock ring 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 lock ring 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 lock ring 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 performing optimally.

Quality assurance and testing protocols

Every 860708368 lock ring 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 inside diameter, outside diameter, thickness, and gap are continuously monitored using automated measurement systems, and a 100% dimensional inspection is performed on every finished lock ring.

After stamping and heat treatment, each lock ring undergoes hardness testing, load‑deflection testing, and visual inspection to ensure it meets the required specifications.

Sample units from each production batch are subjected to fatigue testing, stress relaxation testing, and corrosion testing to validate long‑term durability and performance.

Only lock rings that pass all quality checks are released, ensuring that you receive a reliable, high‑performance wheel locking component.

Why choose genuine XCMG 860708368?

Aftermarket lock rings often use inferior steel, imprecise forming, or inadequate heat treatment that lead to premature loss of tension, cracking, and costly wheel failures.

The genuine 860708368 is engineered to XCMG’s exacting standards, ensuring correct fit, consistent clamping force, and long‑lasting durability for optimal wheel and tire 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 lock ring.

Choose genuine XCMG for uncompromising lock ring performance in the toughest operating conditions.

Conclusion

The XCMG 860708368 Lock Ring is an essential wheel locking component for any articulated dump truck, ensuring reliable tire retention, wheel integrity, and long service life.

Its precision‑engineered design, high‑quality spring steel construction, and robust manufacturing deliver consistent performance, enabling safe and productive operation in the harshest environments.

By safeguarding wheels and tires, this lock ring 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 860708368 lock ring for dependable wheel locking and lasting operational peace of mind.

Partner with XCMG – your trusted source for heavy equipment wheel and tire components that deliver real value.


OEM 860708368 – XCMG Lock Ring – the definitive wheel locking solution for your ADT’s tire and rim systems. Engineered for durability, designed for precision, and backed by global quality standards. Trust the original to protect your investment and maximise uptime.

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