XCMG Crawler Assembly

The XCMG Crawler Assembly is a testament to robust engineering, designed to deliver unmatched traction and durability for heavy machinery operating in the most challenging terrains. Comprising a suite of high-precision components, this assembly ensures seamless movement and reliable performance, even under extreme loads.

Product Description of XCMG Crawler Assembly

The XCMG Crawler Assembly is a testament to robust engineering, designed to deliver unmatched traction and durability for heavy machinery operating in the most challenging terrains. Comprising a suite of high-precision components, this assembly ensures seamless movement and reliable performance, even under extreme loads.
Core Track Linkage Components
At the heart of the crawler assembly are the Master Links, critical for forming the track chain. The Master Link RH (Chain Track Right First Link) and Master Link LH (Left First Link of the Chain Track) serve as the foundational connectors, engineered to withstand immense tension and shear forces. Paired with the Master Track Pin (Main Pin Shaft) and Master Bushing, these components create a secure pivot point that maintains track integrity during operation. The Master Tracklink (Main Track Fitting) and Track Link (Chain Track Fittings) further reinforce the chain structure, ensuring smooth articulation and load distribution across the track system.
Fasteners and Safety Elements
Precision fasteners are essential for securing the crawler’s mechanical integrity. The Nut M20 x 1.5 TRACK and Bolt M20×1.5 TRACK work in tandem with the Washer and Seal Washer to create leak-proof, vibration-resistant connections, vital for preventing component failure in harsh environments. A Cotter Pin (PIN) adds an extra layer of safety, locking the master pin in place to avoid unintended disengagement—a critical feature for maintaining operational safety.
Track Structure and Wear Components
The Right Track Link (LINK RH) and Left Track Link (LINK LH) form the lateral framework of the track chain, each equipped with a Bushing to reduce friction and enhance rotational efficiency. The Track Shoe (Track Plate) provides the contact surface with the ground, engineered for maximum grip and minimal wear, even on rocky or uneven surfaces. Internal Seal Washers protect the bushing and pin interfaces from dust, water, and debris, extending the service life of moving parts.
Mechanical Integrity and Alignment
The Track Pin (PIN) and Master Track Pin are heat-treated to endure high stress, ensuring consistent load transfer between links. Each component, from the Master Bushing to the Track Link, undergoes rigorous quality control to meet exacting tolerances, guaranteeing seamless integration and reduced operational noise. The assembly’s symmetrical design—with mirrored Right/Left Track Links and Master Links—ensures balanced force distribution, minimizing track misalignment and improving overall maneuverability.

Reliability for Demanding Applications
Whether used in excavators, bulldozers, or drilling rigs, the XCMG Crawler Assembly combines premium materials with innovative design to deliver uncompromising performance. Its modular structure allows for easy maintenance, while components like the Seal Washer and corrosion-resistant fasteners ensure longevity in corrosive or wet environments. Trusted by industries worldwide, this assembly embodies XCMG’s commitment to engineering excellence, setting the standard for crawler systems that prioritize safety, efficiency, and durability.

Product Parameters of XCMG Crawler Assembly

ITEM	PART NO.	PART NAME	Q’TY
	819908996	TRACK LINK	46
	819908999	Master Track Link	1
1	800340288	Right master link MASTER LINK RH	1
2	800340289	Left master link MASTER LINK LH	1
3	819908998	Master pin MASTER TRACK PIN	1
4	800340292	MASTER BUSHING	1
5	800340293	Main seal WASHER	2
6	800340296	Cotter pin PIN	1
7	800309047	Nut TRACK	198
8	800340294	Right track link LINK RH	46
9	800340295	Left Track Link LINK LH	46
10	800340290	BUSHING	46
11	800340291	Seal WASHER	92
12	819908997	Pin TRACK PIN	46
13	800346999	Track Plate TRACK SHOE	47
14	800340255	TRACK BOLT	198
ITEM	PART NO.	PART NAME	Q’TY
1	800340288	Right master link MASTER LINK RH	1
2	800340289	Left master link MASTER LINK LH	1
3	819908998	Main pin shaft MASTER TRACK PIN	1
4	800340292	MASTER BUSHING	1
5	800340293	Main seal WASHER	2
6	800340296	Cotter pin PIN	1
7	800309047	Nut TRACK	188
8	800340294	Right track link LINK RH	46
9	800340295	Left Track Link LINK LH	46
10	800340290	BUSHING	46
11	800340291	Seal WASHER	92
12	819908997	Pin TRACK PIN	46
13	819908994	Track Plate TRACK SHOE	47
14	800340255	TRACK BOLT	188
15	819908996	Chain track fittings TRACK LINK	46
16	819908999	Master Track Link MASTER TRACK LINK	1
ITEM	PART NO.	PART NAME	Q’TY
1	800347158	Chain track right first link MASTER LINK RH	1
2	800347159	Left first link of the chain track MASTER LINK LH	1
3	800347161	Main pin shaft MASTER TRACK PIN	1
4	800347163	MASTER BUSHING	1
5	800347165	WASHER	2
6	800347166	Cotter pin PIN	1
7	800347168	Nut M20 x 1.5 TRACK	188
8	800347157	Right track link LINK RH	46
9	800347156	Left track link LINK LH	46
10	800347162	BUSHING	46
11	800347164	Seal WASHER	92
12	800347160	Pin TRACK	46
13	800347169	Track plate TRACK SHOE	47
14	800347167	Bolt M20×1.5 TRACK	188
15	800347170	Chain track fittings TRACK LINK	46
16	800355537	Main track fitting MASTERTRACKLINK	1
ITEM	PART NO.	PART NAME	Q’TY
	800347170	Chain track fitting TRACK LINK	46
	800355537	Master link MASTERTRACKLINK	1
1	800347158	Right first link of chain track MASTER LINK RH	1
2	800347159	Left-hand track head MASTER LINK LH	1
3	800347161	Master pin MASTER TRACK PIN	1
4	800347163	MASTER BUSHING	1
5	800347165	WASHER	2
6	800347166	Cotter pin	1
7	800347168	Nut M20 x 1.5 TRACK	198
8	800347157	Right track link LINK RH	46
9	800347156	Left track link LINK LH	46
10	800347162	BUSHING	46
11	800347164	Seal WASHER	92
12	800347160	Pin TRACK PIN	46
13	800347171	Track plate TRACK SHOE	47
14	800347167	Bolt M20×1.5 TRACK	198