BELPARTS MACHINERY LIMITED
| Part name | Final Drive Travel Motor |
| Part number | RB511-61290 RB559-61290 RC157-78000 |
| Shipment | Sea / Air / Express DHL FEDEX UPS |
| Type | MAG-18VP-230F |
| OEM No | B0240-18076 |
| Application | Mini Excavator |
| Quality | Original Brand New |
| Warranty | 12 Months |
| Payment Terms | T/T,trade assurance,PayPal,L/C,D/P,D/A,Western Union, |
| Supply Ability | 100 PCS / Months |
| Delivery Time | 1~5 days |
| Packaging Details | Wooden Case Packing |
| Model Number | U20-3 U25-3 |
| Place of Origin | Japan |
| Brand Name | Kubota |
| Certification | CE |
View Detail Information
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Product Specification
| Part name | Final Drive Travel Motor | Part number | RB511-61290 RB559-61290 RC157-78000 |
| Shipment | Sea / Air / Express DHL FEDEX UPS | Type | MAG-18VP-230F |
| OEM No | B0240-18076 | Application | Mini Excavator |
| Quality | Original Brand New | Warranty | 12 Months |
| Payment Terms | T/T,trade assurance,PayPal,L/C,D/P,D/A,Western Union, | Supply Ability | 100 PCS / Months |
| Delivery Time | 1~5 days | Packaging Details | Wooden Case Packing |
| Model Number | U20-3 U25-3 | Place of Origin | Japan |
| Brand Name | Kubota | Certification | CE |
| High Light | Kubota mini excavator travel motor ，KYB MAG-18VP-230F final drive ，U20-3 excavator parts with warranty | ||
| Item | Detailed Info |
|---|---|
| Product Model | KYB (KAYABA) MAG-18VP-230F Hydraulic Travel Motor / Final Drive Assy |
| OEM Numbers | MAG-18VP-230F, B0240-18076, RB511-61290, RB559-61290, RC157-78000 |
| Applicable Machine | Kubota U20-3, U25-3 (2–2.5 ton mini excavator) |
| Quality Options | Genuine KYB Original / Premium Aftermarket Grade |
| Core Usage | Track drive & travel power for forward/reverse, slope & rough terrain operation |
| Factory Inspection | Full pressure, leakage & 2-speed function tested before delivery |
| Warranty | 12-month warranty with free replacement for manufacturing defects |
| MOQ | 1 piece; sample & bulk orders accepted |
| Lead Time | In-stock items ship within 1–3 working days |
| Shipping Period | Air/Express: 3–7 days; Sea freight: 30–45 days |
| Target Customer | Global repair shops, fleet operators & parts wholesalers |
Genuine KYB MAG-18VP-230F integrated travel motor & final drive, direct OEM replacement for Kubota U20-3/U25-3. High-strength alloy gearbox & piston motor deliver superior durability for heavy-duty cycles. Premium oil seals prevent leakage under extreme temps and high load. 2-speed design balances torque and speed for efficient travel. Compact, bolt-on design ensures easy installation and maintenance.
| Specification Item | Parameter Data |
|---|---|
| Motor Type | Axial piston, 2-speed variable |
| Displacement | 18 cc/rev |
| Rated Pressure | 21 MPa (210 Bar) |
| Max Pressure | 25 MPa (250 Bar) |
| Rated Speed | 1800 RPM |
| Max Speed | 2400 RPM |
| Output Torque | ~450 Nm |
| Gear Ratio | 1:48 |
| Net Weight | ~27 KG |
| Mounting | Direct bolt-on, same as original |
| Hydraulic Ports | Matches Kubota U20-3/U25-3 standard |
| Recommended Oil | ISO VG46 anti-wear hydraulic fluid |
| Working Temp | -20℃ ~ +80℃ |
Kubota U20-3, U25-3 (2–2.5 ton mini crawler excavators)
Main OEMs: MAG-18VP-230F, B0240-18076, RB511-61290, RB559-61290, RC157-78000；Alternate: MAG-18VP-230F-3, RB51161290
Complete final drive assembly (motor + gearbox), direct bolt-on replacement—no modification needed. Fully interchangeable with original KYB unit and compatible with Kubota’s hydraulic system.
This KYB MAG-18VP-230F combines a 2-speed axial piston motor with a planetary gearbox for high torque at low speed. It adjusts output via load-sensing control, reducing energy consumption and heat. Sealed & lubricated gearbox minimizes wear and extends service life. Ideal for urban construction, landscaping, and farm work—delivering reliable traction on mud, gravel, and slopes.
| # | Part No. | Description | Qty |
|---|---|---|---|
| 010 | RB559-14430 | SPROCKET,DRIVE | 2 |
| 020 | 01128-51025 | BOLT | 20 |
| 030 | 01128-51025 | BOLT | 22 |
| 040 | RB559-61290 | MOTOR,ASSY(WHEEL) | 2 |
| 045 | RC157-78000 | REDUCER,SPEED | 2 |
| 050 | RB401-78050 | SEAL(FLOATING) | 4 |
| 060 | RB401-78030 | BEARING | 2 |
| 070 | RB511-78040 | NUT,RING | 2 |
| 080 | RB511-78050 | PLUG | 4 |
| 090 | 07715-03205 | BALL 5/32 | 218 |
| 100 | RB511-78060 | PLUG | 4 |
| 110 | RB511-78070 | GEAR | 8 |
| 120 | RB401-78110 | BEARING,NEEDLE | 8 |
| 130 | RB511-78080 | BEARING,INNER | 8 |
| 140 | RB401-78130 | WASHER,THRUST | 8 |
| 150 | RB401-78140 | PLATE | 2 |
| 160 | 68311-13450 | SCREW CSK-HD | 8 |
| 170 | RB511-78090 | GEAR | 2 |
| 180 | RB511-78100 | RING,SNAP | 2 |
| 190 | RB511-78110 | HOLDER | 2 |
| 200 | RB511-78120 | GEAR | 6 |
| 210 | 68311-13510 | BEARING ROLLER | 6 |
| 220 | 68311-13520 | BEARING,INNER | 6 |
| 230 | RB511-78130 | GEAR,DRIVE | 2 |
| 240 | RB511-78140 | PLATE; 1.8mm | 2 |
| 240 | RB511-78150 | PLATE; 2.3mm | 2 |
| 240 | RB511-78160 | PLATE; 2.8mm | 2 |
| 250 | RB511-78170 | COVER | 2 |
| 260 | RB401-78470 | O RING | 2 |
| 270 | RB401-78310 | WIRE | 2 |
| 280 | RB511-78180 | PLUG | 6 |
| 290 | 04817-00110 | O RING | 6 |
Company Details
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...
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