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{"title":"341-7668 Hydraulic Drive Motor","imgUrl":"https:\/\/img.chinax.com\/nimg\/da\/68\/937d362974de420814f6db974bd6-200x200-1\/341_7668_hydraulic_drive_motor.jpg","attrs":{"Brand Name":"Belparts","Model Number":"E306E","Certifiion":"OEM","Place of Origin":"Made in china"}}
{"title":"TM04 Excavator Final Drive Parts PC35 PC40 EX40 IHI40","imgUrl":"https:\/\/img.chinax.com\/nimg\/cc\/f2\/3fc180cf6e008d45aa5511e6ac0f-200x200-1\/tm04_excavator_final_drive_parts_pc35_pc40_ex40_ihi40.jpg","attrs":{"Brand Name":"Belparts","Model Number":"TM04","Certifiion":"OEM","Place of Origin":"Made in china"}}
{"title":"PHV-4B-60B GM06VA Travel Motor Assy , TM06 Gear Final Drive For PC60-5 SK50 YC60","imgUrl":"https:\/\/img.chinax.com\/nimg\/48\/02\/7e8dbe78e3da886f835a5d0f9c14-200x200-1\/phv_4b_60b_gm06va_travel_motor_assy_2c_tm06_gear_final_drive_for_pc60_5_sk50_yc60_pc55.jpg","attrs":{"Brand Name":"Belparts","Model Number":"TM06","Certifiion":"OEM","Place of Origin":"Made in china"}}
{"title":"MAG-180VP-6000 Gearbox Final Drive , SH350A5 CX360 Hydraulic Motor Assembly","imgUrl":"https:\/\/img.chinax.com\/nimg\/b7\/60\/f13e5765fa5b7f1be5bac0100a85-200x200-1\/mag_180vp_6000_gearbox_final_drive_2c_sh350a5_cx360_hydraulic_motor_assembly.jpg","attrs":{"Brand Name":"Belparts","Model Number":"MAG-180VP-6000","Certifiion":"OEM","Place of Origin":"Guangdong, China"}}
{"title":"144Kg TM18 Travel Motor Assy For Excavator DH100 DH150 YC135 SK100","imgUrl":"https:\/\/img.chinax.com\/nimg\/53\/f6\/e7dd71dc89d8be028cb9f0588c0f-200x200-1\/144kg_tm18_travel_motor_assy_for_excavator_dh100_dh150_yc135_sk100.jpg","attrs":{"Brand Name":"Belparts","Model Number":"TM18","Certifiion":"OEM","Place of Origin":"Made in china"}}
{"title":"TM22 MBEB167 Travel Motor Assy For DH150 PC130 SK130 Excavator","imgUrl":"https:\/\/img.chinax.com\/nimg\/e9\/d7\/df06691f09f0403c0ae25f1dc3c0-200x200-1\/tm22_mbeb167_travel_motor_assy_for_dh150_pc130_sk130_excavator.jpg","attrs":{"Brand Name":"Belparts","Model Number":"TM22","Certifiion":"OEM","Place of Origin":"Made in china"}}
Komatsu 706-8J-01411 / 706-8J-01421 Travel Motor (Motor Only, No Reduction Gearbox)
Hydraulic Track Device Motor Unit | For PC390LC-10, PC400-7, PC400LC-7, PC400-8, PC400LC-8 | BELPARTS Excavator Undercarriage Spare Parts
1. Basic Information
Part Definition: Standalone travel hydraulic motor (motor head only, without planetary reduction gearbox, sold separately for final drive repair replacement)
Official OEM Part Numbers:
Main PN: 706-8J-01411, 706-8J-01421
Cross interchange PN: 706-8J-01020, 706-8L-01030
Compatible Excavator Models (40 Ton Class Heavy Excavator)
Komatsu PC390LC-10
Komatsu PC400-7, PC400LC-7
Komatsu PC400-8, PC400LC-8
Available Conditions: Genuine Original New / Professionally Rebuilt / Premium Aftermarket New
Warranty Policy: 12 months for Genuine & Rebuilt motors; 6–12 months for aftermarket units
Net Weight: Approx. 98 kg
Stock Status: In stock, shipped within 3–7 working days after order confirmation
2. Key Features
Original Komatsu variable displacement piston travel motor design, perfectly matched to hydraulic system of PC400-7/-8 & PC390LC-10 series machines
Integrated spring-applied hydraulic-release multi-disc parking brake + built-in counterbalance valve, preventing track slipping on slopes and eliminating hydraulic impact during forward/reverse switching
Independent motor head structure, convenient for field maintenance: only replace damaged motor unit while reusing original intact reduction gearbox, greatly cutting repair cost
Exact OEM port layout, mounting bolt pattern, internal spline shaft and valve setting; direct bolt-on replacement with no modification required
Hardened piston, valve plate and cylinder block, high-pressure resistant housing and upgraded sealing assembly, anti-leakage for long-cycle heavy mining & earthmoving operation
Every unit passes full pressure testing, internal leakage inspection, brake function and two-speed shifting calibration before delivery; ISO9001 & CE certified
3. Technical Specifications
Motor Type: Variable Displacement Axial Piston Travel Motor (Motor Head Only)
Max System Relief Pressure: 37.3 MPa (373 bar)
Working Mode: 2-speed automatic/manual shift
Brake Structure: Hydraulic release, spring applied static parking brake
Connection: Matches original two-stage planetary reduction gearbox input spline
Rotation Direction: Standard OEM direction matching machine chassis configuration
Over 13 years specialized in travel motors & final drive assemblies for 39–45 ton Komatsu heavy excavators
Three quality grades optional: genuine Komatsu original motor, fully rebuilt motor with all wear parts renewed, cost-effective high-precision aftermarket replacement
Strict pre-delivery QC: pressure test, leakage check, brake performance and speed shift function verification
Adequate inventory stored in Guangzhou warehouse, flexible sea freight & air freight global shipping solutions
Professional engineering team provides installation guidance, troubleshooting and long-term technical after-sales support
Economical maintenance solution vs purchasing complete whole final drive assembly
6. FAQ
Q1: What is the difference between this item and a complete final drive?
A: This is travel motor head only (without reduction gearbox); complete final drive includes motor + planetary reduction gearbox integrated together. This motor is used for repairing existing gearbox assemblies.
Q2: Are 706-8J-01411 and 706-8J-01421 interchangeable?
A: Yes, they are superseded updated OEM part numbers for identical travel motor unit, fully interchangeable for replacement on all listed excavator models.
Q3: What is the difference between Rebuilt and Genuine New travel motor?
A: Rebuilt motor replaces all worn internal consumable parts (piston, valve plate, friction plates, oil seals), bench-calibrated to OEM performance standard with competitive price; Genuine New is original factory brand-new motor complying with full factory specification.
Q4: What is your delivery lead time?
A: Products are ready in stock, dispatched within 3–7 working days after order confirmation; global sea & air shipping options available.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Exporter
Year Established:
2013
Total Annual:
$28000000-$41660000
Employee Number:
1200~1300
Ecer Certification：
Verified Supplier
Since 2013
Excavator Hydraulic Parts Manufacturer & Global Supplier Since 2013
Belparts Machinery Limited — Your Trusted Partner in Excavator Hydraulic Parts
Who We Are
Founded in September 2013 and headquartered in Guangzhou, China's premier engineering machinery hub, Belparts ha...
Since 2013
Excavator Hydraulic Parts Manufacturer & Global Supplier Since 2013
Belparts Machinery Limited — Your Trusted Partner in Excavator Hydraulic Parts
Who We Are
Founded in September 2013 and headquartered in Guangzhou, China's premier engineering machinery hub, Belparts ha...
