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At JCB, we’ve been building tracked excavators for over 48 years. Our latest 85z and 86c compact excavators are products of all this experience and insight, designed to be robust, strong and durable without compromising performance. JCB’s 85z and 86c are high performance productive compact excavators. Peak power and torque at low engine speeds makes for efficient cycles, and there’s a wealth of innovative design features to get the most from every drop of fuel. We’ve always believed that a fundamental part of high productivity is a comfy, ergonomic working environment. Consequently, you’ll find that cabs and controls on an 86z or 86c are great places to work, even for long stints. A safe site is of paramount importance to any owner; likewise machinery that’s easy and fast to service. Both the 85z and 86c will protect machinery, operators and bystanders alike, as well as providing downtime – minimizing serviceability. Our tracked excavators are designed to give you more than just great performance and long service life. Machines like the 85z and 86c will also provide ultimate value for money, both on and off your working sites.


  • Operating weight (metric tons)8.3
  • Operating weight (lbs)18,298


  • Net hp60.8


  • Total flow of main pumps, implement & swing (gpm)41.8
  • Max relief valve pressure (psi)4,351


  • Arm (stick) length used for dimensions & forces (ft/in)6’11”
  • Max dig depth (ft/in)12’2″
  • Max depth of vertical wall (ft/in)9’8″
  • Reach @ ground level (ft/in)22′ 6"
  • Dump height (ft/in)16’6″
  • Boom swing, right/left (deg)55° / 60°
  • Bucket digging force (lbs)12,837
  • Arm (stick) force (lbs)9,847
  • Lift over end, 10′ radius @ ground (lbs)9,936


  • Blade (std, opt, none)Std
  • Max blade width (ft/in)7’7″


  • Track shoe or rubber track width (in)18″


  • Max travel speed (mph)3
  • Transport length (ft/in)19’2″
  • Transport height (ft/in)8’11”
  • Transport width (ft/in)7’7″
  • Tail overhang over side (in)0″
  • Length of track on ground (ft/in)7’8″

Standard Features
Our fully robot welded boom and four-plate arm design are made of high tensile strength steel, with internal baffle plates providing added structural strength for long life durability.

The bodywork on our compact excavators is made exclusively from pressed steel with no plastic, so it’s strong and easy to repair.

These latest 8 Metric Ton class machines boast a heavy-duty swing bracket which features durable re-bushable pivots to optimize service life. It also provides a safe route for all excavator hoses.

We’ve used only tried and tested premium manufacturers like JCB Diesel by Kohler engine, Nachi and Bosch-Rexroth hydraulic components and Bridgestone tracks.

High quality 18″” rubber tracks with interlocking links will perform in even the most difficult applications.

The heavy duty boom cylinder guard provides excellent protection with optional arm and crowd cylinder guards available for more arduous applications.