Across 0 measurable specs, this matchup is a dead heat: 0 categories to the Rural King RK21H, 0 to the Rural King RK55S. Machine pages: Rural King RK21H and Rural King RK55S .
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Category Verdict Spec Rural King RK21H Rural King RK55S Engine HP (hp) 21.5 hp — PTO HP (hp) 15.4 hp — Weight (lb) 1,942 lb — Loader Lift (lb) 617 lb — 3-Pt Lift (24 in) (lb) 679 lb — Lift Height (in) 72 in — Breakout Force (lbf) 1,285 lbf — Hydraulic Flow (gpm) 7 gpm — Travel Speed (mph) 7.8 mph —
Overview Loader Work PTO Work
The headline numbers at a glance.
Rural King RK21H Rural King RK55S
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Full Spec Sheet Every published spec, side by side, including the details the graphs above don't chart.
Spec Rural King RK21H Rural King RK55S
▶ EnginePTO Power 15.4 PTO HP — Alternator 40 A, 12 V — Air Cleaner Single Dry — Engine Type Yanmar EPA Tier 4 certified 3-cylinder, liquid cooled diesel (natural aspiration) — Fuel System Indirect Fuel Injection — Displacement 60.6 in³ — Engine Model 3TNM74F — No. of Cylinders 3 — Rated Engine Speed 3200 rpm — Cooling System Type Water-cooled — Engine Manufacturer Yanmar — Engine Power (Gross) 21.5 hp — Engine Emissions Constraints Tier 4 — ▶ WeightWeight with ROPS and Loader 1,942 lb — Weight with Cab and Loader Not Applicable — ▶ WarrantyWarranty Length & Coverage Full-machine: 24 months/2,000 hours; Powertrain: 96 months/3,000 hours (whichever comes first) — ▶ HydraulicsPump Type Single Gear Pump with Flow Divider — Steering Flow 2.11 gpm — Implement Flow 4.17 gpm — Total Hydraulic Flow 6.97 gpm — Hydraulic System Type Live, independent — Rear Remote Hydraulic Flow Not Published — Overall Hydraulic Pump Flow 6.97 gpm — No. of Optional Remote Valves Not Published — No. of Standard Remote Valves Not Published — ▶ PTO & HitchPTO Rear 540 rpm — PTO Type Independent — Lift Control Type Position — Hitch Lift Capacity 1,100 lb — Mid-PTO Availability Optional (2,500 rpm) — Category, 3-Point Hitch Category I — Hitch Lift Capacity (at 24”) 679 lb — ▶ Tire OptionsR3 Turf - Rear 16X12.00-12 — R3 Turf - Front 16X7.50-8 — Tire Size & Options R4 Industrial (Std), R3 Turf (Opt), Goodyear R14 (Opt) — R4 Industrial - Rear Not Published — R4 Industrial - Front Not Published — R1 Agricultural - Rear BAR R 24X12.00-12 — R1 Agricultural - Front BAR F 16X7.50-9 — ▶ Fluid CapacityCoolant Capacity 3.7 qt — Crankcase Capacity 2.1 qt — Fuel Tank Capacity 6.6 gal — Front Axle Fluid Capacity 2.6 qt — Transmission / Hydraulic System Capacity 3.6 gal — ▶ Loader & AttachmentsLoader Lift Height 72 in — Loader Breakout Force 1,285 lb — Quick Attach Loader System Skid-Steer Compatible Quick-Attach — Loader Lift Capacity (Full Height) 617 lb — ▶ Transmission & DrivetrainClutch Not Published — No. of Speeds 2 Range — Transmission Type Hydrostatic — Max Travel Speed (Forward) 7.8 mph — Max Travel Speed (Reverse) Not Published — Differential Lock & Limited Slip Options Differential lock — ▶ Chassis, Steering & ControlsBrakes Wet Disc — Steering Hydrostatic — Frame Type Not Published — Front Axle Type center-pivot, reverse Eliot type — Drawbar Capacity Not Published — Front Axle Rating Not Published — Seat Suspension & Adjustability Suspension seat with armrests & retractable seat belt — ▶ Dimensions & ManeuverabilityWheelbase 53.1 in — Overall Width 44.5 in — Ground Clearance F/A 8.3 in — Height to Top of ROPS 86.6 in — Height to Top of Cab Model Not Applicable — Height to Top of ROPS (folded) Not Published — Min. Turn Radius without Brakes 86.6 in — Overall Length with 3-Point Hitch 94.2 in — ▶ ITC Company AccessoriesAccessories that fit None tagged yet
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