OH 1521

Model OH 1521 

Description OH 1521/60 bus chassis with rear engine and spring suspension 

Engine 

Model Mercedes-Benz OM 366 LA.II/23 

Type 6 cylinders, vertical in-line, turbo-charged and intercooled 

Exhaust emission confirming to Euro II 

No. of valves per cylinder 2 

Maximum output 155 KW ( 208 HP) @ 2,600/ min 

Maximum torque 660 NM ( 67 mkgf ) @ 1,400/ min 

Total displacement (cm3) 5958 

Injection pump Bosch, multiplunger with timing advance type P3000 

Specific fuel consumption 197 g/ KW.h (145 g/ cvh) @ 1,950/ min 

Alternator ( V / A ) 1 x ( 28/80 ) 

Battery ( V / Ah ) 2 x ( 12/ 150 ) 

Transmission 

Gearbox DC G 60 - 6 SPL 100 

No. of Speed 6 

Forward gear 9.201/ 5.2301/ 3.145/ 2.034/ 1.374/ 1.000 

Reverse gear 8.649 

Axles 

Front DC VL 3/7 D-5 forged steel " I " beam 

Rear MB HH 4/05 D-10 center housing with pressed-in axle steel tubes 

Final gear ratio i = 2.666 ( 8:3 ) 

Service brake 

System Drum brake front and rear axle 

Type Dual circuit full air system 

Parking brake type Spring loaded rear brake chamber with air acting on rear wheels 

Auxilliary brake 

Type Exhaust brake 

Chassis dimension 

Wheelbase 6,050 mm 

Overall length 11,058 mm 

Overall width 2,435 mm 

Chassis height 825 mm 

Front track 1,971 mm 

Rear track 1,821 mm 

Front overhang 1,893 mm 

Rear overhang 2,986 mm 

Vehicle turning circle 23 m 

Front clearance 278 mm 

Rear clearance 234 mm 

Tyre size 11R 22.5 16PR x 7pcs 

Suspensions 

Steering ZF 8063 

Front Semi-elliptical leaf springs and Double-acting telescopic absorbers with stabilizer 

Rear Semi-elliptical leaf springs and Double-acting telescopic absorbers with stabilizer 

Chassis weight 

Front axle 1,420 kg 

Rear axle 3,280 kg 

Kerb weight 4,700 kg 

Front axle permissible load 5,150 kg 

Rear axle permissible load 10,000 kg 

Gross vehicle weight ( GVW ) 15,000 kg 

Fuel capacity 210 liters