John Deere
959M Tracked Feller Buncher
Tracked Feller Bunchers
The 959 Track Feller Buncher delivers powerful and efficient forestry operations with its robust tracked mobility, advanced cutting technology, durable construction, and ergonomic operator features.
Current product detail page listed in the official John Deere AFME sitemap; this does not assert a 2026 model year or confirmed Eswatini stock.
The AFME sitemap includes model-year-specific and legacy listings. Confirm current model, configuration, and Eswatini availability with SwaziTrac before quoting.
Model / part number: 90M0JF
Technical specification source: Official manufacturer technical data
Catalogue source: John Deere Africa & Middle East (AFME) · Checked 2026-10-04
Specifications
Key Specs17 specifications
- Manufacturer
- John Deere
- Model
- PowerTech™ Plus 6090PSS
- Displacement (Imperial)
- 549.0 cu in.
- Displacement (Metric)
- 9.0 L
- Peak Power (Imperial)
- 330.0 hp
- Peak Power (Metric)
- 246.0 kW
- Hydraulics Type
- Closed center, load sense, pressure compensated
- Travel Speed High, Forward and Reverse (Imperial)
- 2.2 mph
- Travel Speed High, Forward and Reverse (Metric)
- 3.5 km/h
- Travel Speed Low, Forward and Reverse (Imperial)
- 1.0 mph
- Travel Speed Low, Forward and Reverse (Metric)
- 1.6 km/h
- Standard Boom (Imperial)
- 22.0 ft
- Standard Boom (Metric)
- 6.71 m
- Maximum Reach (To Tip Of Saw Blade) (Imperial)
- 29, 4 ft, in.
- Maximum Reach (To Tip Of Saw Blade) (Metric)
- 8.9 m
- Minimum Reach (To Tip Of Saw Blade) (Imperial)
- 16, 2 ft, in.
- Minimum Reach (To Tip Of Saw Blade) (Metric)
- 4.9 m
Final Tier 4/EU Stage V Engine11 specifications
- Manufacturer
- John Deere
- Model
- PowerTech™ Plus 6090PSS
- Non road Emission Standards
- EPA Final Tier 4/EU Stage V
- Displacement (Imperial)
- 549.0 cu in.
- Displacement (Metric)
- 9.0 L
- Speed Peak Power
- 1900.0 rpm
- Peak Power (Imperial)
- 330.0 hp
- Peak Power (Metric)
- 246.0 kW
- Speed Net Peak Torque
- 1500.0 rpm
- Net Peak Torque (Imperial)
- 1027.0 lb-ft
- Net Peak Torque (Metric)
- 1392.4 Nm
Cooling1 specifications
- Fan Type
- Suction type, hydraulically driven, variable speed, reversing
Hydraulics11 specifications
- 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 (Imperial)
- 141.0 gpm
- Standard Travel System, Main Pump Maximum Rated Flow (Metric)
- 533.7 L/min
- Standard Travel System Continuous Saw Pump Type
- Dedicated variable-displacement axial piston
- Standard Travel System, Continuous Saw Pump Maximum Rated Flow (Imperial)
- 30.0 gpm
- Standard Travel System, Continuous Saw Pump Maximum Rated Flow (Metric)
- 114.0 L/min
- Standard Travel System Attachment Pump Type
- Dedicated variable-displacement axial piston
- Standard Travel System, Attachment Pump Maximum Rated Flow (Imperial)
- 36.0 gpm
- Standard Travel System, Attachment Pump Maximum Rated Flow (Metric)
- 136.3 L/min
- Oil Filtration
- 2 main return filters, 10-micron return with bypass, 1 case-drain strainer, 25 micron
Final Tier 4/EU Stage V Electrical6 specifications
- Total Voltage
- 24.0 V
- Voltage Per Battery
- 12.0 V
- Number Of Batteries
- 2
- Alternator Rating
- 200.0 amp
- Work Lights
- LED (14)
- Service Lights
- LED (3)
Final Tier 4/EU Stage V Undercarriage13 specifications
- Type
- Integral track guides, thick high-abrasion-resistant material, ramp angles, hydraulic track adjustment
- Size
- U7L Extreme Duty (EXD)
- Track Chain (Imperial)
- 8.5 in.
- Track Chain (Metric)
- 216.0 mm
- Number Of Track Links (Per Side)
- 47
- Lower Rollers (Per Side)
- 10
- Carrier Slides/Rollers (Per Side)
- 2
- Travel Speed High, Forward and Reverse (Imperial)
- 2.2 mph
- Travel Speed High, Forward and Reverse (Metric)
- 3.5 km/h
- Travel Speed Low, Forward and Reverse (Imperial)
- 1.0 mph
- Travel Speed Low, Forward and Reverse (Metric)
- 1.6 km/h
- Tractive Effort (Imperial)
- 81260.0 lbf
- Tractive Effort (Metric)
- 373.0 kN
Rotating Upper4 specifications
- Swing Speed Maximum, Standard Swing System
- 4.8 rpm
- Swing Torque, Standard Swing System (Imperial)
- 81260.0 lb-ft
- Swing Torque, Standard Swing System (Metric)
- 110170.0 Nm
- Swing Brake
- Sealed wet multi-disc, manually applied/released
Final Tier 4/EU Stage V Refill Capacities4 specifications
- Fuel Tank (Imperial)
- 285.0 gal.
- Fuel Tank (Metric)
- 1080.0 L
- Diesel Exhaust Fluid (DEF) (Imperial)
- 11.0 gal.
- Diesel Exhaust Fluid (DEF) (Metric)
- 41.6 L
Final Tier 4/EU Stage V Ground Pressure12 specifications
- 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 (Imperial)
- 22.0 ft
- Standard Boom (Metric)
- 6.71 m
- 24 in. Double Grouser
- 10.5 psi
- 610 mm Double Grouser
- 72.4 kPa
- 24 in. Single Grouser
- 10.5 psi
- 610 mm Single Grouser
- 72.4 kPa
- 28 in. Single Grouser
- 9.1 psi
- 711 mm Single Grouser
- 62.7 kPa
Tier 3/EU Stage IIIA Ground Pressure3 specifications
- Counterweight Size
- Medium
- Standard Boom (Imperial)
- 22.0 ft
- Standard Boom (Metric)
- 6.71 m
Tier 2/EU Stage II Ground Pressure3 specifications
- Counterweight Size
- Medium
- Standard Boom (Imperial)
- 22.0 ft
- Standard Boom (Metric)
- 6.71 m
Final Tier 4/EU Stage V Operating Weight7 specifications
- 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 (Imperial)
- 22.0 ft
- Standard Boom (Metric)
- 6.71 m
- Approximate Weight Of Base Machine (Imperial)
- 83260.0 lb.
- Approximate Weight Of Base Machine (Metric)
- 37766.0 kg
7.01-m (23-ft) Boom Performance12 specifications
- Conditions For Measuring Boom Performance
- With FR27
- Maximum Reach (To Tip Of Saw Blade) (Imperial)
- 29, 4 ft, in.
- Maximum Reach (To Tip Of Saw Blade) (Metric)
- 8.9 m
- Minimum Reach (To Tip Of Saw Blade) (Imperial)
- 16, 2 ft, in.
- Minimum Reach (To Tip Of Saw Blade) (Metric)
- 4.9 m
- Cutting Swath (Imperial)
- 13, 2 ft, in.
- Cutting Swath (Metric)
- 4.0 m
- Lift Option(s)
- Power-lift option with and without Rapid Cycle System
- Lift Capacity, Bare Pin At Full Reach (Imperial)
- 17570.0 lb.
- Lift Capacity, Bare Pin At Full Reach (Metric)
- 7970.0 kg
- Lift Capacity, Bare Pin At 6.1 m
- 22620.0 kg
- Lift Capacity, Bare Pin At 20 ft
- 10260.0 lb.
Machine Dimensions33 specifications
- Standard Undercarriage Type
- U7L EXD
- Boom Size Used For Measuring Dimensions (Imperial)
- 23.0 ft
- Boom Size Used For Measuring Dimensions (Metric)
- 7.0 m
- Overall Height, Top Of Cab With Flat Skylight (Imperial)
- 13, 3 ft, in.
- Overall Height, Top Of Cab With Flat Skylight (Metric)
- 4.0 m
- Overall Height, Top Of Cab With Peaked Skylight (Imperial)
- 13, 11 ft, in.
- Overall Height, Top Of Cab With Peaked Skylight (Metric)
- 4.2 m
- Overall Height, Top Of Boom, Extended, Attachment Vertical (Imperial)
- 13, 4 ft, in.
- Overall Height, Top Of Boom, Extended, Attachment Vertical (Metric)
- 4.1 m
- Overall Track Length (Imperial)
- 16, 1 ft, in.
- Overall Track Length (Metric)
- 4.9 m
- Track Length (Idler To Sprocket Center) (Imperial)
- 12, 6 ft, in.
- Track Length (Idler To Sprocket Center) (Metric)
- 3.8 m
- Tail Swing (From Swing Center) (Imperial)
- 10, 5 ft, in.
- Tail Swing (From Swing Center) (Metric)
- 3.18 m
- Maximum Boom Reach (To Attachment Pin) With 23 ft Boom
- 23, 0 ft, in.
- Maximum Boom Reach (To Attachment Pin) With 7.01 m Boom
- 7.0 m
- Minimum Boom Reach (To Attachment Pin) With 23 ft Boom
- 9, 10 ft, in.
- Minimum Boom Reach (To Attachment Pin) With 7.01 m Boom
- 3.0 m
- Cutting Swath, Boom Reach (To Attachment Pin) With 23 ft Boom
- 13, 2 ft, in.
- Cutting Swath, Boom Reach (To Attachment Pin) With 7.01 m Boom
- 4.0 m
- Ground Clearance, Single Grouser (Imperial)
- 31.0 in.
- Ground Clearance, Single Grouser (Metric)
- 787.0 mm
- Ground Clearance, Double Grouser (Imperial)
- 29.0 in.
- Ground Clearance, Double Grouser (Metric)
- 737.0 mm
- Upperstructure Width, Standard (Imperial)
- 10, 6 ft, in.
- Upperstructure Width, Standard (Metric)
- 3.2 m
- Track Gauge (Imperial)
- 8, 11 ft, in.
- Track Gauge (Metric)
- 2.7 m
- Width Over Tracks With 24 in. Track Shoes
- 10, 11 ft, in.
- Width Over Tracks With 610 mm Track Shoes
- 3.3 m
- Width Over Tracks With 28 in. Track Shoes
- 11, 3 ft, in.
- Width Over Tracks With 711 mm Track Shoes
- 3.4 m
Undercarriage-leveling Mechanism3 specifications
- Forward
- 26.0 degree (angle)
- Side To Side
- 14.0 degree (angle)
- Rearward
- 7.0 degree (angle)