Žingsnio reduktorius midi ekskavatoriaus JCB JCB140

JCB140 Final Drive for JCB Excavator spare parts Travel Motor with Reduction OEM

Product Overview

The JCB140 is the 14‑ton entry in JCB's crawler excavator range — a machine chosen for roadwork, utility trenching and residential subdivision work where a 20‑ton machine would be overkill. Under each track frame sits the travel motor with reduction, the unit that takes high‑pressure oil from the main pump and turns it into the slow, steady pull moving the compact frame across uneven ground.

On a worked JCB140, the drive wears down in small increments first. One track lags the other on a long straight, the track shell warms after a shorter trundle than it should, and a low note creeps into the circuit under load. Most crews nurse it another week — but by then the piston group and reduction gears are already shedding swarf into the travel oil. This OEM‑grade unit reproduces the original motor‑and‑reducer pairing as one sealed, bench‑tested assembly, so the worn drive lifts out whole and the new one bolts straight in.

Core Advantages

1. Fine track control around trenches
Roadwork and utility sites demand feathered track modulation. A lapped piston block and valve plate hold pressure without internal slip, so the operator can position the machine precisely between pipe runs.

2. Hardened gears for repeated reversing

Utility work means backing up and repositioning all day. Case‑hardened planetary teeth absorb that cycle, and controlled backlash keeps the drive quiet on residential streets.

3. Sealed for dust, mud and pressure washing
Road sites throw up dust, slurry and washdown water. Fresh shaft and housing seals keep that grit out of the lube — the protection that decides whether the drive reaches its first overhaul.

4. One bolt‑in unit for a fast turnaround
Motor and reduction arrive mated and bench‑checked. The fitter swaps the whole drive rather than building it on the floor, which matters when a machine on a tight contract schedule is parked.

5. OEM‑spec quality without the dealer price
Renewing the drive to original tolerances restores the JCB140's mobility at a fraction of a JCB dealer exchange unit, with sample and bulk supply for workshops keeping compact JCB machines on the books.

Manufacturing & Quality Control

The OEM‑grade route follows controlled specifications: material certification, precision machining of housings and gears, case hardening of wear surfaces and clean assembly. Each completed drive runs on a test rig to verify output torque, internal leakage and running noise before release, and only passing units are packed. Full preservation coating, moisture sealing and shock‑absorbing export casing protect the assembly during transport.

Frequently Asked Questions

Q1: How do I confirm this fits my JCB140?
A: Send the machine serial number and a photo of the old drive's tag. JCB build variants can differ, so we cross‑check before dispatch.

Q2: Is this the complete motor and reducer?
A: Yes — the listing covers the full travel motor with planetary reduction as one assembly, ready to bolt on. If you need only internal parts, ask and we will check availability.

Q3: What break‑in should the operator follow?
A: Take the first shift easy on loaded grades. Light cycling seats the new gears and seals, then check oil level and fitting torque after the first day.

Q4: Can this be shipped by express courier?
A: Yes — compact drives like this ship well by air or express, which is often faster than sea freight for a single unit. Tell us the destination and we will quote the fastest option.

Q5: What is the warranty position?
A: Manufacturing and material defects are covered. Damage from dirty oil, debris in the motor, track obstruction, overload or incorrect fitting is excluded. Photograph any arrival damage before uncrating.