Gearboxes – 250HP, 540 RPM or 1,000 RPM Base Mounted, 1:1.6 Ratio. Malleable housing; forged alloy steel; carburized and hardened gears and shafts; 20 splined 1 3/4″ input shaft, 2 3/8″ output shaft; tapered bearings lifetime lubricated.
Drive Shafts – Category 4 – Made from the finest quality propeller shaft materials and needle bearing universal joints.
Slip Clutch – Heavy duty spring-type adjustment with four friction discs.
Blades – 1/2″ by 3 1/2″ material, alloy spring steel, airlift design. Free swinging when encountering obstructions. Blade tip speed: ST-6010 – 13, 565 FPM, ST-7210 – 18, 325, ST-8410 – 15,490 FPM.
Wheels – For 3-point hitch: Extra heavy-duty, tapered bearings, 4″ by 8″ laminated puncture-proof tire.
For Pull Type: Extra heavy-duty, tapered bearing, two 6″ x 20″ laminated puncture-proof tires.
Dimensions – ST-6010 – Cutting Width: 60″. Cutting height: adjustable from 2″ to 13″. Overall width: 61″. Overall length: 109″. Transportation width: 64.5″.
ST-7210 – Cutting Width: 72″. Cutting height: adjustable from 2″ to 13″. Overall width: 73″. Overall length: 123″. Transportation width: 76.5″.
ST-7210 – Overall length: 169″.
ST-8410 – Cutting Width: 84″. Cutting height: adjustable from 2″ to 13″. Overall width: 85″. Overall length: 129″. Transportation width: 88.5″.
ST-8410P – Cutting height: 3″-17″. Overall length 180″.
Weight – ST-6010: 1,050 lbs
ST-7210: 1,300 lbs; ST-7210P 1,600 lbs
ST-8410: 1,420 lbs; ST-8410P: 1,750 lbs
Bush-Whacker Special Deck – 10 gauge primary deck & 12 gauge upper deck. The smooth, easy-to-clean top deck protects the inner support frame. Combined deck thickness is 0.2391.
Quick Hitch Adaptable – MD-60 & MD-72 = CAT 1, MD-84 = CAT 2
Recommended PTO HP
ST-6010: 40HP
ST-7210: 40HP; ST-7210P: 35HP
ST-8410: 50HP; ST-8410P: 45HP
Chain Guards
Front and Rear Standard.