John Deere Product Details
TimberMatic™ Maps and TimberManager™
TimberMatic™ Maps offers a real-time production view, optimized routes, and shared machine connectivity, enhancing jobsite awareness. TimberManager™ allows web-based jobsite monitoring, enabling progress tracking and fleet optimization to streamline communication and boost efficiency.
Operate in Comfort
A large and spacious operator station features a floor-to-ceiling front window, ergonomic controls, and increased cab volume over prior models. It enhances operator comfort, which is crucial for maintaining high productivity during long operating hours.
Sure-Footed Stability
Engineered for challenging forestry applications, the M Series undercarriage delivers exceptional stability and maneuverability, especially beneficial in steep or swampy terrain. A variety of track pad options ensures adaptability to different ground conditions, balancing traction with ground pressure to maintain strong performance.
Description: 959M
Key Specs
| Manufacturer | John Deere |
| Model | PowerTech™ Plus 6090PSS |
| Displacement | 549 cu in. |
| Peak Power | 330 hp |
| Hydraulics Type | Closed center, load sense, pressure compensated |
| Travel Speed - High, Forward and Reverse | 2.2 mph |
| Travel Speed - Low, Forward and Reverse | 1 mph |
| Standard Boom | 22 ft |
| Standard Boom | 22 ft |
| Standard Boom | 22 ft |
| Maximum Reach (To Tip Of Saw Blade) | 29, 4 ft, in. |
| Minimum Reach (To Tip Of Saw Blade) | 16, 2 ft, in. |
Final Tier 4/EU Stage V Engine
| Manufacturer | John Deere |
| Model | PowerTech™ Plus 6090PSS |
| Non-road Emission Standards | EPA Final Tier 4/EU Stage V |
| Displacement | 549 cu in. |
| Speed Peak Power | 1900 rpm |
| Peak Power | 330 hp |
| Speed Net Peak Torque | 1500 rpm |
| Net Peak Torque | 1027 lb-ft |
Cooling
| Fan Type | Suction type, hydraulically driven, variable speed, reversing |
Hydraulics
| Hydraulics Type | Closed center, load sense, pressure compensated |
| Standard Travel System Main Pump Type | Variable-displacement axial piston |
| Standard Travel System, Main Pump Maximum Rated Flow | 141 gpm |
| Standard Travel System Continuous Saw Pump Type | Dedicated variable-displacement axial piston |
| Standard Travel System, Continuous Saw Pump Maximum Rated Flow | 30 gpm |
| Standard Travel System Attachment Pump Type | Dedicated variable-displacement axial piston |
| Standard Travel System, Attachment Pump Maximum Rated Flow | 36 gpm |
| Oil Filtration | 2 main return filters, 10-micron return with bypass, 1 case-drain strainer, 25 micron |
Final Tier 4/EU Stage V Electrical
| Total Voltage | 24 V |
| Voltage Per Battery | 12 V |
| Number Of Batteries | 2 |
| Alternator Rating | 200 amp |
| Work Lights | LED (14) |
| Service Lights | LED (3) |
Final Tier 4/EU Stage V Undercarriage
| Type | Integral track guides, thick high-abrasion-resistant material, ramp angles, hydraulic track adjustment |
| Size | U7L Extreme Duty (EXD) |
| Track Chain | 8.5 in. |
| Number Of Track Links (Per Side) | 47 |
| Lower Rollers (Per Side) | 10 |
| Carrier Slides/Rollers (Per Side) | 2 |
| Travel Speed - High, Forward and Reverse | 2.2 mph |
| Travel Speed - Low, Forward and Reverse | 1 mph |
| Tractive Effort | 81260 lbf |
Rotating Upper
| Swing Speed - Maximum, Standard Swing System | 4.8 rpm |
| Swing Torque, Standard Swing System | 81260 lb-ft |
| Swing Brake | Sealed wet multi-disc, manually applied/released |
Final Tier 4/EU Stage V Refill Capacities
| Fuel Tank | 285 gal. |
| Diesel-Exhaust Fluid (DEF) | 11 gal. |
Final Tier 4/EU Stage V Ground Pressure
| Travel Performance And Rating | SAE J1309 |
| Conditions For Measuring Ground Pressure | Includes standard equipment, 7.01-m (23 ft.) boom, half-full fuel tank, and all fluids, less attachment |
| Undercarriage Size | U7L EXD |
| Counterweight Size | Medium |
| Standard Boom | 22 ft |
| 24-in. Double Grouser | 10.5 psi |
| 24-in. Single Grouser | 10.5 psi |
| 28-in. Single Grouser | 9.1 psi |
Tier 3/EU Stage IIIA Ground Pressure
| Counterweight Size | Medium |
| Standard Boom | 22 ft |
Tier 2/EU Stage II Ground Pressure
| Counterweight Size | Medium |
| Standard Boom | 22 ft |
Final Tier 4/EU Stage V Operating Weight
| Conditions For Measuring Operating Weight | Includes standard equipment, 7.01-m (23 ft.) boom, 610-mm (24 in.) double-grouser tracks, half-full fuel tank, and all fluids, less attachment |
| Undercarriage Size | U7L EXD |
| Counterweight Size | Medium |
| Standard Boom | 22 ft |
| Approximate Weight Of Base Machine | 83260 lb. |
7.01-m (23-ft) Boom Performance
| Conditions For Measuring Boom Performance | With FR27 |
| Maximum Reach (To Tip Of Saw Blade) | 29, 4 ft, in. |
| Minimum Reach (To Tip Of Saw Blade) | 16, 2 ft, in. |
| Cutting Swath | 13, 2 ft, in. |
| Lift Option(s) | Power-lift option with and without Rapid Cycle System |
| Lift Capacity, Bare Pin At Full Reach | 17570 lb. |
| Lift Capacity, Bare Pin At 20 ft | 10260 lb. |
Machine Dimensions
| Standard Undercarriage Type | U7L EXD |
| Boom Size Used For Measuring Dimensions | 23 ft |
| Overall Height, Top Of Cab With Flat Skylight | 13, 3 ft, in. |
| Overall Height, Top Of Cab With Peaked Skylight | 13, 11 ft, in. |
| Overall Height, Top Of Boom, Extended, Attachment Vertical | 13, 4 ft, in. |
| Overall Track Length | 16, 1 ft, in. |
| Track Length (Idler To Sprocket Center) | 12, 6 ft, in. |
| Tail Swing (From Swing Center) | 10, 5 ft, in. |
| Maximum Boom Reach (To Attachment Pin) With 23-ft Boom | 23, 0 ft, in. |
| Minimum Boom Reach (To Attachment Pin) With 23-ft Boom | 9, 10 ft, in. |
| Cutting Swath, Boom Reach (To Attachment Pin) With 23-ft Boom | 13, 2 ft, in. |
| Ground Clearance, Single Grouser | 31 in. |
| Ground Clearance, Double Grouser | 29 in. |
| Upperstructure Width, Standard | 10, 6 ft, in. |
| Track Gauge | 8, 11 ft, in. |
| Width Over Tracks With 24-in. Track Shoes | 10, 11 ft, in. |
| Width Over Tracks With 28-in. Track Shoes | 11, 3 ft, in. |
Undercarriage-leveling Mechanism
| Forward | 26 degree (angle) |
| Side To Side | 14 degree (angle) |
| Rearward | 7 degree (angle) |
