▶ EnginePTO Power 39.6 hp 28.7 (21.4) HP (kW) Alternator 50 A, 12 V — Air Cleaner Not Published LX2620: 4.5 inch paper filter (with dual filter); LX3520/LX4020: 6 inch paper filter (with dual element) Engine Type Vertical, water cooled 4-cycle, diesel engine Indirect injection, vertical, water-cooled, 4-cycle diesel and Direct injection, vertical, water-cooled, 4-cycle diesel with turbocharger Fuel System Diesel fuel Common Rail (CRS) diesel Displacement 104.6 in³ 77 in³ No. of Cylinders 3 4 Rated Engine Speed 2100 rpm 2500 rpm Cooling System Type Pressurized Radiator Pressurized radiator with radial air flow fan Engine Manufacturer Not specified in source Kubota Engine Power (Gross) 24.5 hp 23.3 hp Engine Emissions Constraints Not Published — ▶ WeightTractor Weight (Base) 4025H: 3,496.5 lb (3,497 lbs), ROPS: 3,496.5 lb (3,497 lbs), Cabin: 3,728 lb (3,728 lbs) LX2620: 1,775 lbs; LX3520DTN: 2,154 lbs; LX3520: 2,191 lbs; LX4020: 2,624 lbs Weight with ROPS and Loader Not Applicable — Weight with Cab and Loader 3,551 lb (tractor only) — ▶ WarrantyWarranty Length & Coverage 6-year powertrain warranty Full warranty: 2 years / 2,000 hours | Powertrain warranty: 6 years / 2,000 hours ▶ HydraulicsPump Type Not Published Dual pump Steering Flow 4.4 gpm — Implement Flow 8.2 gpm — Total Hydraulic Flow 12.6 gpm (4.4+8.2) 9.1 (34.5) gpm (l/min.) Hydraulic System Type Not Published Open center System Operating Pressure 396.8 lbf/cm² (control valve), 286.6 lbf/cm² (PST valve relief) Open center system Rear Remote Hydraulic Flow Not Published — Overall Hydraulic Pump Flow 12.6 gpm 9.1 (34.5) gpm (l/min.) No. of Optional Remote Valves Optional (Up to 2) — No. of Standard Remote Valves Not Published — ▶ PTO & HitchPTO Rear 540 rpm 540 rpm PTO Type Independent Independent Lift Control Type Position control Position control valve Hitch Lift Capacity 3,306.9 lb 2348 (1065) lbs. (kg) Mid-PTO Availability Not Published 2460 RPM Category, 3-Point Hitch Cat 1 Category I Hitch Lift Capacity (at 24”) 2,425 lb LX2620: 1,819 lbs; LX3520/LX4020: 1,962 lbs ▶ Tire OptionsR3 Turf - Rear Not Published 16.6-16 R3 Turf - Front Not Published 24x8.5-14 Tire Size & Options R1 (manual): 7-16 / 11.2-24; R4 (website): 28X8.50-15 / 43X16.00-20 Front R1: 7-12; R4: 23×8.50-12; R4 large: 25×8.50-14; R14: 23×8.50-12; R14 large: 25×8.50-14; TURF: 24×8.50-14; Rear R1: 12.4-16; R4: 14-17.5; R14: 14-17.5; TURF: 13.6-16; R4 large: 15-19.5; R14 large: 15-19.5 R4 Industrial - Rear 43X16.00-20 14-17.5 or 15-19.5 R4 Industrial - Front 28X8.50-15 23x8.5-12 or 25x8.5-14 R1 Agricultural - Rear 11.2-24 8PR 320/85D16 R1 Agricultural - Front 7-16 6PR 180/85D12 ▶ Fluid CapacityCoolant Capacity 5.0 ℓ (1.32 u.s. gal) LX2620: 4.5 qts (4.3 ℓ); LX3520/LX4020: 5.7 qts (5.4 ℓ) Crankcase Capacity 4.3 ℓ (1.14 u.s. gal) LX2620: 4.2 qts (4.0 ℓ); LX3520/LX4020: 5.0 qts (4.7 ℓ) Fuel Tank Capacity 27 ℓ (7.13 u.s. gal) LX2620: 7.1 gal (27 ℓ); LX3520/LX4020: 8.5 gal (32 ℓ) Front Axle Fluid Capacity Not Published — Transmission / Hydraulic System Capacity HST: 9.77 gal 5.5 (21.0) gal (ℓ) ▶ Loader & AttachmentsLoader Lift Height 104 in 87.6 (2226) in. (mm) Loader Breakout Force 3,660 lb — Quick Attach Loader System SSQA 2-Lever Quick Coupler (Standard); Swift-Tach (Optional) Loader Lift Capacity (Full Height) 2,200 lb (at pivot pin) 1100 (499) lbs. (kg) ▶ Transmission & DrivetrainClutch None (HST) N/A No. of Speeds 3 Range HST (3 range) Transmission Type HST (Hydrostatic Transmission) with range shift HST (3 ranges) Max Travel Speed (Forward) 18.21 mph (range C) 17.0 (0-27.4) mph (km/h) Max Travel Speed (Reverse) 18.21 mph 13.0 (0-20.8) mph (km/h) Differential Lock & Limited Slip Options Differential lock Standard ▶ Chassis, Steering & ControlsBrakes Wet multi-disc Multi-plate wet disk Steering Fully hydraulic power steering Hydrostatic power steering Frame Type Not Published — Front Axle Type Not Published — Drawbar Capacity Not Published — Front Axle Rating Not Published — Seat Suspension & Adjustability Not Published Deluxe suspension seat (high back, designed to absorb shock) ▶ Dimensions & ManeuverabilityWheelbase 65.79 in 66.7 (1695) in. (mm) Overall Width ROPS: 57.13 in, Cabin: 55.63 in 53.7 (1365) in. (mm) Overall Length 134.88 in LX2620: 101.8 in.; LX3520DTN: 98.2 in.; LX3520/LX4020: 101.6-103.9 in. (2580-103.9 in) Ground Clearance ROPS: 13.19 in, Cabin: 13.50 in 12.8 (325) in. (mm) Height to Top of ROPS ROPS: 104.06 in, Cabin: 88.9 in LX3520 Narrow: 56.7 in. (folded) Height to Top of Cab Model 86 in — Height to Top of ROPS (folded) Not Applicable 56.7 (1440) in. (mm) Min. Turn Radius without Brakes Not Published 7.5 (2.3) feet (m) Front drive disengaged Overall Length with 3-Point Hitch 134.88 in 101.8 (2586) in. (mm) 