Custom retractable crawler rubber track undercarriage with 300-400mm Extension travel for lift winch

Short Description:

The crawler Rubber track undercarriage, specially customized for lift winch.
For the working environment in the complex terrain of the wilderness, a bulldozer blade and an extension device have been designed, which significantly enhances the passability of the equipment.
The transmission gear sets are all equipped with double seals at the shaft ends, ensuring no maintenance is required.
The crawler undercarriage is renowned for its high stability and high load capacity. The rubber track undercarriage can be designed to have a load capacity ranging from 0.5 to 15 tons, which can meet the requirements of various machine operation environments and load-bearing needs.

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From design to delivery, we bring your specific engineering requirements to life in 4 easy steps.

Step 1: Requirements & Application Share Tell us your target load capacity, dimensions, extension travel, and working environment. Our engineers will analyze your project needs right away.
Step 2: Free 3D/CAD Drawing Approval Within 24–48 hours, we provide custom CAD/3D drawings for your review. We adjust every detail (mounting holes, motor fit, track width) until it fits your machine perfectly.
Step 3: Precision Manufacturing & Rigorous Testing Once approved, we start production using heavy-duty materials and precision machining. Every retractable undercarriage undergoes strict load and motion tests before leaving the factory.
Step 4: Safe Global Delivery & Ongoing Technical Support We pack your order in export-standard wooden crates for safe transport. Plus, you get a 1-year warranty and lifetime engineering support for smooth integration.

Parameter

standard specification of rubber undercarriage 02

See the full table here

Type	Parameters（mm)				Climbing Ability	Travel Speed（km/h）	Bearing(Kg)
Type	A	B	C	D	Climbing Ability	Travel Speed（km/h）	Bearing(Kg)
SJ80A	1200	860	180	340	30°	2-4	800
SJ100A	1435	1085	200	365	30°	2-4	1500
SJ200A	1860	1588	250	420	30°	2-4	2000
SJ250A	1855	1630	250	412	30°	2-4	2500
SJ300A	1800	1338	300	485	30°	2-4	3000
SJ400A	1950	1488	300	485	30°	2-4	4000
SJ500A	2182	1656	350	540	30°	2-4	5000-6000
SJ700A	2415	1911	300	547	30°	2-4	6000-7000
SJ800A	2480	1912	400	610	30°	2-4	8000-9000
SJ1000A	3255	2647	400	653	30°	2-4	10000-13000

Packaging & Delivery

YIKANG track undercarriage packing: Steel pallet with wrapping fill, or Standard wooden pallet.

Port: Shanghai or custom requirements

Mode of Transportation: ocean shipping, air freight, land transportation.

If you finish the payment today, your order will ship out within the delivery date.

Quantity(sets)	1 - 1	2 - 3	>3
Est. Time(days)	20	30	To be negotiated

One- Stop Solution

If you need other accessories for rubber track underarriage, such as rubber track, steel track, track pads, etc., you can tell us and we will help you purchase them. This not only ensures the quality of the product, but also provides you with one-stop service.