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{"title":"Front Idler Assembly for OEM Excavator Undercarriage Parts","imgUrl":"https:\/\/img.chinax.com\/nimg\/94\/40\/66c798d4e83059218aec9142fa3a-200x200-1\/front_idler_assembly_for_oem_excavator_undercarriage_parts.jpg","attrs":{"Brand Name":"YT","Model Number":"E200B\/E215\/E312\/E320","Place of Origin":"China","Minimum Order Quantity":"1 PCS"}}
{"title":"Customizable Front Idler Assembly for OEM Track Parts with ISO Certification","imgUrl":"https:\/\/img.chinax.com\/nimg\/98\/d6\/a28b9b8221153f7d93b8413439a4-200x200-1\/customizable_front_idler_assembly_for_oem_track_parts_with_iso_certification.jpg","attrs":{"Brand Name":"YT","Model Number":"EX200","Place of Origin":"China","Minimum Order Quantity":"1PCS"}}
{"title":"ZG50Mn Steel Front Idler Assembly for Bulldozer Undercarriage Repair Parts Heat","imgUrl":"https:\/\/img.chinax.com\/nimg\/45\/57\/e46657c8aa97b75e320bcdd8f333-200x200-1\/zg50mn_steel_front_idler_assembly_for_bulldozer_undercarriage_repair_parts_heat_treatment_hrc_48_56.jpg","attrs":{"Brand Name":"YT","Place of Origin":"China","Minimum Order Quantity":"1PCS","Price":"Negotiable"}}
{"title":"OEM Front Idler Assembly with ISO Certificate for Track Parts","imgUrl":"https:\/\/img.chinax.com\/nimg\/f9\/3c\/3647100a8db89f74851b7c4f0e39-200x200-1\/oem_front_idler_assembly_with_iso_certificate_for_track_parts.jpg","attrs":{"Brand Name":"YT","Model Number":"EX200","Place of Origin":"China","Minimum Order Quantity":"1PCS"}}
{"title":"SI829 Idler Group LB 285 AB18 Hitachi Front Idler Assembly for EX300-5\/EX330-5","imgUrl":"https:\/\/img.chinax.com\/nimg\/78\/20\/f066b017515bf844a3344616d751-200x200-1\/si829_idler_group_lb_285_ab18_hitachi_front_idler_assembly_for_ex300_5_2fex330_5_excavator.jpg","attrs":{"Brand Name":"YT","Model Number":"SI829\/SI756\/EX300-5\/EX330-5","Place of Origin":"China","Minimum Order Quantity":"1PCS"}}
{"title":"Durable Front Idler Assembly for Excavator and Bulldozer Undercarriage","imgUrl":"https:\/\/img.chinax.com\/nimg\/c5\/2e\/6e9ed700d7d4105a95c690ced248-200x200-1\/durable_front_idler_assembly_for_excavator_and_bulldozer_undercarriage.jpg","attrs":{"Brand Name":"YT","Model Number":"D4D\/D4H","Place of Origin":"China","Minimum Order Quantity":"1PCS"}}
Caterpillar E120 Construction Machinery Bulldozer OEM Undercarriage Spare Parts Heat Treatment Front Idler Assembly
1. What is a Idler?
The CHT idler is precision-engineered for endurance and safety: at its core, a keyed joint connects the idler to the axle, expanding the bearing surface and enhancing torque transmission—this design not only boosts reliability but also aligns the idler’s lifespan with other undercarriage components to eliminate premature wear mismatches, while the axle’s rotation within fixed bearings drastically reduces friction and wear to further extend the track system’s durability. Manufactured via either alkali phenolic resin sand casting or sodium silicate-bonded sand casting (processes selected for robust, dimensionally stable components), it undergoes specialized heat treatment post-casting to achieve a minimum surface hardness of HRC48-58 and a 4-6mm hardened layer (HRC45), delivering exceptional impact resistance and wear resistance even in harsh mining or construction environments; precision is then finalized on a CK5110 large-scale CNC vertical lathe, ensuring impeccable dimensional accuracy and superior surface finishes that guarantee reliable stability and a consistently long service life. Ultimately, the extended track system lifespan reduces replacement cycles, directly lowering workers’ exposure to safety hazards during maintenance and proving durability and safety go hand in hand.
2. Idler Characteristic
2.1 Tech-Driven Durability: Built to Outlast
50% bearing pressure reduction: Slashes bearing load to extend component life by 2x+—eliminating frequent replacements.
Splined idler-shaft connection: Locks in unbeatable reliability while aligning the idler’s lifespan with other critical undercarriage parts.
Heavy-duty rock guard: Acts as a rugged barrier against dirt, rubble, and debris, shielding vulnerable components from costly damage.
Rotating shaft + stationary bushings: Reduces contact stress and wear, slashing unplanned stoppages that eat into profits.
Prolonged track system life: Lowers overall mining operational costs by minimizing downtime and replacement frequency.
50% less bearing stress: Directly translates to fewer bearing failures, reducing both parts costs and labor for repairs.
3. Design/Structure/Main Dimensions of Installation
4. Production Processes
5. Hot Sale Products
6. Our Advantages
World-class quality
Factory sale directly with reasonable price
35 years' experience in Excavator & Bulldozer spare parts manufacturing
Fast delivery within 30 days after contract established
Professional sales team, quality inspection and report, maritime logistics guidance
After-sale services: video technical support, 24h online support
Are you still troubled by lacking of quality excavator idler? YinTai Parts is one of the professional manufacturers and suppliers of excavator idler in China, who has high quality products for sale. With over 30 years experience and wide expertise, we can assure you the high quality and good performance of our products.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Exporter
Year Established:
2011
Total Annual:
10Million-20Million
Employee Number:
50~100
Ecer Certification：
Verified Supplier
XIAMEN YINTAI MACHINERY CO., LTD. is loed in the beautiful port city of Xiamen. It is a manufacturing enterprise which is focusing on research and development, production and trade of construction machinery parts.
YinTai cooperates with Chinese famous large steel mi...
XIAMEN YINTAI MACHINERY CO., LTD. is loed in the beautiful port city of Xiamen. It is a manufacturing enterprise which is focusing on research and development, production and trade of construction machinery parts.
YinTai cooperates with Chinese famous large steel mi...
