2026 Cub Cadet® Ultima ZS Z2 42S
- Year 2026
- Make Cub Cadet®
- Model Ultima ZS
- Engine Model: FR Series | Model Number: 651V
2026 Cub Cadet® Ultima ZS Z2 42S
Step up to the advanced Ultima Series™, the Cub Cadet® Ultima Series Z2 42S 21.5 HP*/726cc Zero-Turn Lawn Mower with AeroForce™ Fabricated Deck and Synchro-Steer™ Technology is engineered for precision, control, and stability on challenging terrain. Don’t back down from hills and slopes up to 20-degrees. Synchro-Steer™ technology offers 4-wheel control and provides stability for straight-line mowing on hillsides and slopes up to 20-degrees**. Experience uncompromised performance and durable strength, designed to help you mow efficiently and maintain control.
Features may include:
- Experience the ultimate in control even when facing slopes and hills up to 20-degrees with Cub Cadet® steering wheel zero-turns equipped with patented Synchro-Steer™ technology.
- The Ultimate Mowing Experience from Cub Cadet® is powered by a reliable Kawasaki® Engine. A 21.5 HP* Kawasaki® twin-cylinder OHV engine delivers high-performance to tackle your yard.
- An AeroForce™ welded, heavy-duty fabricated deck delivers a signature cut with few clumps and stragglers, fine clippings and evenness.
- Protect against wear and tear while being the envy of your neighborhood with a continuous, 2x2 tubular steel frame designed to withstand heavy loads and provide stability on rough, uneven terrain.
Engine
Engine Manufacturer
Kawasaki®
Engine
Model: FR Series | Model Number: 651V
Displacement
726cc
Engine Power
Output: 21.5HP
Starter
Type: Electric | Ignition Key
Cylinder Liners
Twin
Lubrication
Fully pressurized
Air Filter
Dual element
Fuel System
Fuel System
Fuel Delivery: Carburetor
PTO
PTO Type
Deck Engagement (PTO): Electric
Drivetrain
Governor
Mechanical
Choke
Separate Choke
Transmission
Hydro-Gear EZT 2200
Drive System
Hydrostatic
Steering
Control: Steering Wheel
Brakes
Brake System Type
Disc
Parking Brake
Hand Lever
Wheels & Tires
Tires, Rear Specification
20”x 8”-8"
Tires, Front Specification
13"x 6.5"-6"
Tire Tread Thickness, Front
Turf Armor
Tire Tread Thickness, Rear
Turf Armor
Battery
Charging System
12 amp regulated
Battery
230 CCA | Type: Lead Acid | Voltage: 12V
Operational
Operating Speed
Forward: 7 MPH / 11.3 km/h | Reverse: 3.5 MPH / 5.6 km/h
Chassis
Frame Type
2'' x 2'' tubular steel
Lights and Safety
Headlight Type
LED Lightbar
Dimensions
Cutting Width
Deck: 42 in
Height
Cutting Height Range: 1'' - 4.5''
Turning Radius
0°
Capacities
Fuel Capacity
3.5 gal. US (13.25 L)
Oil capacity
1.8 qts. US (1.7 L)
Features
Construction Material, Deck
Material: 11-gauge steel | Construction: Fabricated
Features
Blade(s): Two | Deck Lift: Foot pedal with Dial Adjust | Anti-Scalping: Two gauge wheels | Deck Positions: 15
Seat Type
20" Cut-and-Sew with Head Bolster | Adjustment: Knob
Warranty
Warranty
Residential: 3-year unlimited hours | Frame: Lifetime Limited | Deck Shell: Lifetime Limited