Komatsu PC 40 MR

Company name:LONG WAY TRADING CO.,LTD Address:1898th Zaoxiang road ,Anyang City ,Henan province,China Contact: Nancy Tel : +8617739124690 WhatsApp:0086 13636464634 Wechat:17739124690 Email:

# Komatsu PC40MR Mini Excavator (Mainstream PC40MR-3 Zero Tail Swing) Focus parameters you required: Auxiliary flow, track width, bucket width, stick length, max travel speed ## 1. Basic Weight & Bucket Data - Operating Weight (std 350mm rubber/steel track + dozer): 4,110 kg - Standard Bucket Capacity (JIS heaped): 0.14 m³ - Standard Dipper Arm (Stick) Length: **1,740 mm** - Standard Bucket Cutting Width (with side cutters): **600 mm** - Bucket width without side cutters: 535 mm - Optional narrow trench bucket: 400 / 450 / 500 mm ## 2. Undercarriage Track Dimensions (mm) - Standard Track Shoe Width: **350 mm** (rubber/steel track) - Optional wider track shoe: 400 mm - Overall machine width over tracks: 1,960 mm - Track gauge (center to center): 1,610 mm - Rear swing radius (zero tail MR design): 980 mm - Minimum ground clearance: 290 mm ## 3. Max Travel Speed (km/h) - Low speed: 2.8 km/h - Maximum travel speed (high gear): **4.6 km/h** ## 4. Auxiliary Hydraulic Flow (L/min) ### PC40MR-3 (New generation zero tail) - Single-way auxiliary circuit (breaker, auger): **36 L/min max stable output** - Dual two-way auxiliary circuit (thumb grab, tilt bucket): 18 L/min per line - Auxiliary relief pressure: 26.5 MPa ### PC40MR-2 (Older 2nd gen) - Single auxiliary max flow: 70 L/min ## 5. Transport Dimensions (L × W × H, mm) 5,160 × 1,960 × 2,550 ## 6. Powertrain (PC40MR-3) Engine Model: Komatsu S4D88E-5 4-cylinder water-cooled diesel - Rated Power: 28.5 kW / 2,400 rpm (39 HP) - Displacement: 2.189 L ## 7. Core Spec Snippets for Quotation Sheet 1. Auxiliary hydraulic flow: 36 L/min (single acting, PC40MR-3) 2. Track shoe width: 350 mm standard / 400 mm optional 3. Standard bucket width (with side cutters): 600 mm 4. Standard dipper arm length: 1,740 mm 5. Maximum travel speed: 4.6 km/h ## Brief Feature Note MR = Minimum Radius zero tail swing, rear counterweight does not overhang tracks. Ideal for residential yards, indoor renovation, narrow pipeline trenching, landscaping. ### Model Difference Reminder - PC40MR-3: Zero tail, small auxiliary flow 36 L/min, current export mainstream - PC40MR-2: Short tail, higher auxiliary flow 70 L/min, older second-hand unit