BELPARTS MACHINERY LIMITED
                                                                                                           
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Belparts PC35R-8 Final Drive Assy 20S-60-82131 Excavator Travel Motor Assy 20S-60-82130 for Komatsu

Price Negotiable
Price: Negotiable price
MOQ: 1 piece
Delivery Time: 3-7 days
Brand: Belparts
Product Description
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7 FUFRP‑1183‑08 1 GEAR Komatsu China
9 FUFRP‑608‑19 72 NEEDLE Komatsu China
10 FUAS3047 6 THRUST WASHER Komatsu
11 FURA‑35 1 RING,SNAP Komatsu
12 FURA‑30 3 RING Komatsu
14 FUFZD‑8339‑06 4 GEAR Komatsu China
15 FUFZD‑8339‑10 4 RING Komatsu China
16 FUFRP‑1288‑13 1 RING Komatsu China
17 FUFZD‑8339‑15 1 COLLAR Komatsu China
18 FUFRP‑710‑16 1 RING Komatsu China
19 FU175‑27‑32711 2 SEAL Komatsu
20 FU100‑27‑11330 2 O‑RING Komatsu China
21 FUFZD‑8322‑20 96 NEEDLE Komatsu China
22 FUFRP‑1544‑23 1 RING,SNAP Komatsu China
24 FUROA‑263 1 O‑RING Komatsu
25 FUP14‑90 2 O‑RING Komatsu China
26 FUP8‑90 1 O‑RING Komatsu
27 FUFZD‑8144‑34 2 PLUG Komatsu China
28 FUGPF‑1‑8 1 PLUG Komatsu China
29 FUPMV‑1B‑2113 1 MOTOR ASS'Y Komatsu China
30 FUNV65 1 NAME PLATE Komatsu China
31 FUTPHA‑1‑4 1 PLUG Komatsu China
32 FUFZD‑8339‑40 4 THRUST WASHER Komatsu China
33 FUFZD‑8339‑41 4 THRUST WASHER Komatsu China
1.Basic Info
  • Product: Original Final Drive Travel Motor With Planetary Reducer
  • OEM Numbers: 20S‑60‑82131, 20S‑60‑82130
  • Compatible Models: Komatsu PC35R‑8 Mini Excavator
  • Application: Mini Excavator Undercarriage Spare Parts
  • Condition: Original New
  • Note: Complete integrated assembly including travel motor and gear reducer, supplied by Belparts
2.Core Advantages
  • OEM‑matched complete travel unit, delivers stable tractive performance for PC35R‑8 rubber‑track mini excavator
  • Heavy‑duty floating face seal effectively blocks mud, sand and water ingress during wet‑land construction
  • Built‑in counterbalance valve prevents track sliding when travelling downhill on sloped ground
  • Perfect fit for original track frame, no housing modification required during field replacement
3.Technical Data
  • Assembly Type: Integrated final drive, axial piston travel motor + multi‑stage planetary reduction gearbox
  • Function: Provide crawler driving torque, pivot steering and slope‑holding capability
  • Internal Components: Piston motor group, planetary gear sets, carrier assembly, spring‑applied wet multi‑disc parking brake, integrated counterbalance valve
  • Hydraulic Working Fluid: Anti‑wear hydraulic oil ISO VG46
  • Gearbox Lubricant: Industrial gear oil ISO VG150
  • Rated Working Pressure: 24.5 MPa
  • Max Instant Peak Pressure: 27.5 MPa
  • Max Output Torque: OEM standard torque for 3.5‑ton mini excavator
  • Reduction Ratio: 53.2:1
  • Brake Mode: Spring‑engaged, hydraulic‑released parking brake
  • Mounting Interface: Original bolt circle, spigot dimension and hydraulic port layout
  • Sprocket Compatibility: Matches OEM sprocket for rubber track drive
  • Bench Validation: Travel torque test, brake holding capacity inspection, pressure retention, internal leakage and noise measurement
  • Weight: 34kg approx
4.FAQ

Q1: Does this final drive fit both rubber track and steel track version of PC35R‑8?

A1: It is for PC35R‑8 rubber track model, verify old part number before ordering.
Q2: What will trigger travel deviation after installation?

A2: Uneven system pressure, internal motor wear or dragging parking brake on one side.
Q3: How to extend service life of this final drive?

A3: Keep proper gear oil level, replace oil at scheduled intervals and avoid continuous high‑speed pivot turns.

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Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company BELPARTS MACHINERY LIMITED
Location 429-432,No.268 Zhongshan Avenue East,Huangpu District,Guangzhou
Contact Person Ron

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