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ASTRA HHD9 8x6 – 8x8. Heavy Range - Astra. HHD9 at a glance. HHD9 means Heavy Heavy Duty generation 9 Based on HD9, with two major upgrades: Extra reinforced Chassis (8x6, 8x8) Kessler axles only 3 axles: +25% GVW vs HD9 4 axles: +20% GVW vs HD9 Not road legal (width 2,915m).
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ASTRA HHD9 8x6 – 8x8 Heavy Range - Astra
HHD9 at a glance HHD9 means Heavy Heavy Duty generation 9 Based on HD9, with two major upgrades: Extra reinforced Chassis (8x6, 8x8) Kessler axles only 3 axles: +25% GVW vs HD9 4 axles: +20% GVW vs HD9 Not road legal (width 2,915m)
HHD9 - THE RANGE NEW ! (*) Tech Limits depending by configuration and mission
Why HHD9: THE MISSION HHD8 66.54T HHD8 88.54T Heavy haulage tractors up to 400t GCW, depending from the configuration. Special features • Manual ZF Gearbox with WSK torque converter • Additional heat exchanger behind the cab • Front and rear 500 ton towing hooks HEAVY HAULAGE
Why HHD9: THE MISSION HHD8 88.54T Multipurpose truck: • Heavy Haulage (GCW 250T) • Dumptrucks tyres handling Special features: • WSK440 Hydraulic Torque converter • Extra cooling system • Front and Rear hook 250Ton • Effer Crane 75 ton/m MINING
HHD9 – Technical Highlights EXTRA HEAVY DUTY AXLES 10 t FRONT AXLES 20 t REAR AXLES
HHD9 – Technical Highlights KESSLER vs FPT axles TYPICAL APPLICATIONS • Bodies with heavy front load (e.g. heavy cranes) • Heavy haulage • Low temperatures • Steep gradients downhill
HHD9 – Technical Highlights Extra Heavy – Duty transfer Box ZF VG 2700 “One of the most powerful transfer cases in the world“ Source: ZF
HHD9 8x6 – AXLES NEW DISC BRAKES (front axles only)
HHD9 8x6 - CHASSIS DOUBLE «C» RAIL : 10 mm outer 6mm inner Rail Bending Moment 300’000 Nm
HHD9 - STEERING 3 Steering cylinders Improved 38°steering angle
HHD9 8x6 - DIMENSIONS Axle outboard width 2915 mm OFFROAD CIRCULATION ONLY