SUPERIOR TRACTION WITH STAND-OUT PERFORMANCEBuilt to deliver superior traction and performance, the SRS™ Z3X raises the bar for stand-on productivity. With 52”, 61” and 72” deck options, the Z3X increases productivity without sacrificing the trusted Ferris cut quality. A pivoting front axle allows the Z3X to grip on steep inclines, meaning you can mow safer and more efficiently on even the most difficult yards. |
500 Hour Oil Change (Select Models)Vanguard™ Engines with Oil Guard System reduce maintenance time and costs by up to 60%.** |
Large Fuel CapacityGenerous 11-gallon fuel tank is centrally located for consistent balance, and the fuel filler neck is conveniently located on the side for easy filling. |
Adjustable Speed ControlThe easy locking 4-position speed control setting is conveniently located and requires no tools to facilitate smooth operation in a wide range of conditions. |
Suspension Platform SystemThe suspension platform system is adjustable for a large range of weights and operating conditions, optimizing operator comfort and increasing productivity. |
Pivoting Front Axle with Radius RodThe patent-pending pivoting front axle ensures that all four wheels hold their contact, enhance comfort and quality of cut. |
Ride-On Mower Warranties†Coil-Over-Shocks and all suspension-related components are covered for 5 years (60 months), for unlimited hours. We are committed to providing performance, productivity and durability. |
Model Number | 5901951 | 5901953 | 5901955 | 5901957 |
Engine Brand | Vanguard™ BIG BLOCK™ EFI with Oil Guard | Vanguard™ BIG BLOCK™ EFI with Oil Guard | Kawasaki® FX850V | Vanguard™ BIG BLOCK™ EFI with Oil Guard |
Engine Power Rating * | 37 | 37 | 27 | 37 |
Displacement (cc) | 852 | 993 | 852 | 993 |
PTO | Electric | Electric | Electric | Electric |
Cylinders | 2 | 2 | 2 | 2 |
Starter | Electric | Electric | Electric | Electric |
Fuel Tank Capacity (gal) | 11 | 11 | 11 | 11 |
Deck Construction | iCD™ Cutting System | iCD™ Cutting System | iCD™ Cutting System | iCD™ Cutting System |
Cutting Width (in) | 61 | 72 | 52 | 52 |
Cutting Height (in) | 1.75 - 5 | 1.75 - 5 | 1.75 - 5 | 1.75 - 5 |
Spindles | Cast-iron | Cast-iron | Cast-iron | Cast-iron |
Suspension | Operator suspension platform with coil-over-shock suspension | Operator suspension platform with coil-over-shock suspension | Operator suspension platform with coil-over-shock suspension | Operator suspension platform with coil-over-shock suspension |
Transmission | Dual commercial Hydro-Gear® ZT-4400® transaxles with 8" cooling fans | Dual commercial Hydro-Gear® ZT-4400® transaxles with 8" cooling fans | Dual commercial Hydro-Gear® ZT-4400® transaxles with 8" cooling fans | Dual commercial Hydro-Gear® ZT-4400® transaxles with 8" cooling fans |
Drive Axles (in) | 1.375 | 1.375 | 1.375 | 1.375 |
Drive Tires (in) | 24 X 12-12 | 24 X 12-12 | 24 X 9.5-12 | 24 X 9.5-12 |
Caster Tires (in) | 13 X 6.5-6 flat-free | 13 X 6.5-6 flat-free | 13 X 6.5-6 flat-free | 13 X 6.5-6 flat-free |
Ground Speed-Fwd (mph) | 0 - 12 | 0 - 12 | 0 - 12 | 0 - 12 |
Ground Speed-Rev (mph) |
0 - 5 |
0 - 5 | 0 - 5 | 0 - 5 |
Overall Length (in) | 73.75 | 74.5 | 69 | 69 |
Overall Width (in) Deflector Down/Deflector Up | 75.25 / 67 | 85.5 / 77 | 65 / 54.5 |
65 / 54.5 |
Dry Weight (lbs) | 1267 | 1327 | 1184 | 1184 |
Seat Package | N/A | N/A | N/A | N/A |
Certified Roll-over Protection System | N/A | N/A | N/A | N/A |
Instrumentation | Dual-function hour meter, fuel level gauge | Dual-function hour meter, fuel level gauge | Dual-function hour meter, fuel level gauge | Dual-function hour meter, fuel level gauge |
Safety Group/Controls | Operator presence in platform, Parking brake safety circuit for starting engine, Automatic PTO restart | Operator presence in platform, Parking brake safety circuit for starting engine, Automatic PTO restart | Operator presence in platform, Parking brake safety circuit for starting engine, Automatic PTO restart | Operator presence in platform, Parking brake safety circuit for starting engine, Automatic PTO restart |
Parking Brake / Safety Circuit | Hand-operated internal transaxle brake | Hand-operated internal transaxle brake | Operator presence in platform, parking brake safety circuit for starting engine, automatic PTO restart | Operator presence in platform, parking brake safety circuit for starting engine, automatic PTO restart |
Warranty (Balance of Machine) † | 4-Year limited warranty (48 months) or 500 hours, whichever occurs first. Unlimited hours during the first 2 years (24 months). Coil-over-shocks and all suspension related components are covered for 4 years (48 months) unlimited hours. Coverage on other components varies, please see operator's manual for complete details. | 4-Year limited warranty (48 months) or 500 hours, whichever occurs first. Unlimited hours during the first 2 years (24 months). Coil-over-shocks and all suspension related components are covered for 4 years (48 months) unlimited hours. Coverage on other components varies, please see operator's manual for complete details. | 4-Year Limited Warranty (48 months) or 500 hours, whichever occurs first. Unlimited hours during the first 2 years (24 months). Coil-over-shocks and all suspension related components are covered for 5 years (60 months) unlimited hours. Transaxle components are covered for 3 years (36 months). Coverage on other components varies, please see operator's manual for complete details. | 4-Year limited warranty (48 months) or 500 hours, whichever occurs first. Unlimited hours during the first 2 years (24 months). Coil-over-shocks and all suspension related components are covered for 5 years (60 months) unlimited hours. Transaxle components are covered for 3 years (36 months). Coverage on other components varies, please see operator's manual for complete details. |
Warranty (Engine) † | 3-Year limited manufacturer's warranty | 3-Year limited manufacturer's warranty | 3-Year limited manufacturer's warranty | 3-Year limited manufacturer's warranty |