# 2026 John Deere MONTALIFT M21 4WDS for Sale in Harrisburg, PA **URL:** ## Listing details - **Price:** Call for price - **Listing ID:** 63568236 - **Year:** 2026 - **Manufacturer:** John Deere - **Model:** MONTALIFT M21 4WDS - **Category:** Tractors - **Type:** 100 to 174 HP Tractors - **Hours:** 1 - **Location:** Harrisburg, PA ## Description 2026 MONTARENT, MONTALIFT M21 4WDS Cranes - Tower Cranes, Change your way of thinking: MOBILE tower cranes! New 2026 Model Year! Introducing the Montarent Montalift M21-4WDS • Potain IGO MA21 Self-Erecting Tower Crane Mounted on 4WD/4WS Self-Propelled Undercarriage • Fast and Easy Set-up • 3,968 lb. Capacity at 39’ Radius • 1,543 lb. Capacity at 85’ Radius • 61’ Height Under Hook • Radio Remote Operated with tethered backup (crane). • Driving and steering via tethered control unit with push buttons • Electro-mechanical four-wheel drive with 2 speeds and four-wheel steer • Can be driven fully erected (on flat, with no load) • Heavy duty axles with planetary hub reduction and dual 9.00 x 20 tires with terrain profile • Four extendable hydraulic outriggers with a base of 13.1 x 13.1 ft • Power supply: Onboard 23kVA soundproof genset, or 480 V “city power” • Transport dimensions: (l x w x h) 39.6 x 9.1 x 10.1 ft, total weight 48,000 lb \*Stephenson Equipment has a large inventory spread out across 10 locations in PA & NY. Please contact us before coming to inspect a piece of equipment. ## Manufacturer specifications ### 3-Point Hitch - 4WD - **Lift Capacities - Optional:** 9546 lbs (4330 kg) - **Lift Capacities - Standard:** 8456 lbs (3835.58 kg) ### Axles - 4WD - **2wd – Tread Range 60.4 To 80.4 In. (1534 To 2042 Mm):** Option - **86 X 2550 Mm (3.385 X 100.4 In.) With 2-Position Fixed Cast Wheels:** Option - **Flanged Axle, 8 Position Adjustable Steel Wheels:** Base - **Mfwd - Adjustable Rims:** Base ### Capacities - 4WD - **Cooling System:** 7 gal (26.5 l) - **Def Tank:** 4 gal (15.14 l) - **Fuel Tank - Diesel:** 70 gal (264.95 l) ### Electrical - 4WD - **Alternator (12-V):** 14V, 120 amps (14V, 200 amp Optional)/12V ### Engine - 4WD - **After Treatment Type:** Cooled exhaust gas recirculation (EGR), Diesel Particle Filter (DPF) with Diesel Oxidation Catalyst (DOC) and Selective Catalytic Reduction (SCR) using DEF - **Aspiration:** Dual Series Turbocharger w/fi xed geometry fi rst stage-variable geometry second stage - air-to-air aftercooling and cooled exhaust gas recirculation - **Displacement:** 4 / 4.5 L - **Engine Manufacturer:** John Deere PowerTech™ PSS (B20 Diesel Compatible) - **Engine Type:** Diesel, in-line, 4-cylinder, wet-sleeve cylinder liners with 4 valves-in-head - **Filter, Engine Air:** PowerCore G2 Air Filter with Pre-cleaning - **Max Power:** 153 hp (114.09 kw) - **Power Boost (Available In Transport And/Or Mobile Pto Applications):** 10 percent - **Rated Engine Speed:** 2100 rpm - **Rated Power:** 145 hp (108.13 kw) - **Rated Pto Power:** 114 hp (85.01 kw) - **Torque Rise:** 38 % ### Hydraulic - 4WD - **Available Fl Ow At A Single Scv:** 21.1 gpm (79.86 lpm) - **Main Pump, Axial Piston (Displacement):** 35cc - **Maximum Operating Pressure:** 2900 psi - **Rated Flow:** 21.1 gpm (79.86 lpm) - **Selective Control Valves (Rear/Mid):** Pressure Compensated (PC) / Pressure & Flow Compensated (PFC) System with Load Sensing Function (option) up to 3 rear mechanical or 3 with powerbeyond / 3 mid mount mechanical - **Take Out Oil Capacity Without/With Additional Tank:** 6.6 gpm (24.98 lpm) ### Power Take-Off(Pto) - 4WD - **Pto Speeds @ Engine Rpm:** 540 rpm @ 1932 engine rpm ### Transmission - 4WD - **Description:** e18™ 18-speed PowerShift 40 kph (25 mph); 18F, 6R with Efficiency Manager™ ### Wheelbase - 4WD - **2wd:** 108.9 in (276.61 cm) - **Mfwd:** 108.9 in (276.61 cm) - **Mfwd Axle Ground Clearance With Standard Mfwd Tyres:** 20.5 in (52.07 cm) ## About this model The John Deere 6145M is a versatile tractor designed for agricultural and industrial applications. Equipped with a powerful 4.5-liter, 4-cylinder diesel engine, it delivers 145 horsepower for efficient fieldwork and heavy-duty tasks. The 6145M features advanced hydraulics, a robust transmission system, and a spacious operator cab with ergonomic controls for enhanced comfort and productivity. Its durable construction and reliable performance make it suitable for plowing, planting, hauling, and loader work. The John Deere 6145M tractor integrates modern technology for precision farming, fuel efficiency, and ease of maintenance, positioning it as a reliable choice in the mid-range tractor category. ## Photos ![2026 John Deere MONTALIFT M21 4WDS](https://cdn.cwsplatform.com/577/images/4346f738c6b2d7561c63843bbf15e2c2.jpg) ![2026 John Deere MONTALIFT M21 4WDS photo 2](https://cdn.cwsplatform.com/577/images/1fa9e2a290e422fb2629f6da91a38501.jpg) ![2026 John Deere MONTALIFT M21 4WDS photo 3](https://cdn.cwsplatform.com/577/images/1dadb308066c2e323f671e784856db4f.jpg) ![2026 John Deere MONTALIFT M21 4WDS photo 4](https://cdn.cwsplatform.com/577/images/a581eed0a5957fa4009459aa7ed95636.jpg) ![2026 John Deere MONTALIFT M21 4WDS photo 5](https://cdn.cwsplatform.com/577/images/1cfc429e93e62b5169f062b87d4795bd.jpg) ![2026 John Deere MONTALIFT M21 4WDS photo 6](https://cdn.cwsplatform.com/577/images/534a43554e3db4e4fa6d0a5a6eb74e54.jpg) ![2026 John Deere MONTALIFT M21 4WDS photo 7](https://cdn.cwsplatform.com/577/images/8213cc27c6ba31e4eaafeecddfff041f.jpg) ![2026 John Deere MONTALIFT M21 4WDS photo 8](https://cdn.cwsplatform.com/577/images/927c837ae15051b3d7d5e443365cd5e9.jpg) ![2026 John Deere MONTALIFT M21 4WDS photo 9](https://cdn.cwsplatform.com/577/images/7fcddd2b7230a660a57e4ad976e5d7e2.jpg) ![2026 John Deere MONTALIFT M21 4WDS photo 10](https://cdn.cwsplatform.com/577/images/653a8a9503e79e934623d8369132b02d.jpg) ![2026 John Deere MONTALIFT M21 4WDS photo 11](https://cdn.cwsplatform.com/577/images/177d57fe8a928f826d1b5396d5dd2077.jpg)