RPS VIPER 150cc DIRT BIKE, Air Cooled 4-Stroke Single Cylinder
The RPS VIPER 150cc Dirt Bike is built for riders looking for reliable power, responsive handling, and rugged off-road durability. Powered by a 149cc single-cylinder, 4-stroke, air-cooled engine, the Viper delivers strong mid-range torque and smooth power output, making it ideal for trail riding, practice tracks, and recreational off-road use.
Featuring a 5-speed manual transmission, this dirt bike gives riders full control over power delivery for a true motocross riding experience. The kick-start system with CDI ignition ensures dependable starts and simple operation, while the lightweight chassis keeps the bike agile and easy to handle.
A durable suspension setup with double front shocks and a single rear shock helps absorb bumps and uneven terrain, providing a stable and controlled ride. Front and rear hydraulic disc brakes deliver reliable stopping power, boosting rider confidence in all riding conditions. With a 32.3-inch seat height, 9-inch ground clearance, and full-size wheels, the RPS Viper 150cc is well-suited for youth and adult riders alike.
✅ Key Features & Highlights
Performance & Engine
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149cc Single-Cylinder, 4-Stroke, Air-Cooled Engine—Reliable power delivery for trail and off-road riding
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5-Speed Manual Transmission—Full rider control with a true dirt bike feel
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CDI Ignition with Kick Start—Simple, dependable starting system
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Max Power: 9.5 kW @ 8,500 RPM
Brakes & Suspension
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Front & Rear Hydraulic Disc Brakes—Strong, consistent stopping power
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Double Front Shocks – Improved stability and impact absorption
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Single Rear Shock – Balanced suspension performance on uneven terrain
Design & Dimensions
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Seat Height: 820 mm (32.3 inches)—Comfortable for youth and adult riders
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Wheelbase: 1320 mm (52 inches)—Stable handling and control
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Ground Clearance: 230 mm (9 inches)—easily clears trails and obstacles
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Dry Weight: 100 kg (220 lbs)—Lightweight yet durable construction
User-Friendly Design
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Manual 5-Speed Gearbox – Smooth shifting and rider engagement
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Lightweight Chassis—Easy to maneuver for developing and experienced riders
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Balanced Ergonomics—Enhances rider confidence and comfort
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Simple Mechanical Layout—Easy maintenance and long-term reliability
TECHNICAL SPECS
Engine System
ENGINE INFO: DB-Viper 150cc
Engine Type: 149cc 4 stroke Displacement, air cooling
Compression Ratio: 9.0:1
Ignition Type: CDI
Bore and Stroke: 69x53
Number of Cylinder: 1
Transmission: Manual (5 Gears)
Starter mode: Kick start
Max Power: 9.5 KW / 8500 rpm
Max Torque: 10.0 N.M / 6500 rpm
CHASSIS/SUSPENSION/BRAKES:
Front Suspension: Double Shocks
Rear Suspension: Single Shock
Braking system: Front and Rear Hydraulic disc
Dimensions:
Length : (mm)1930 / (Inches)75
Width : (mm)1000 / (Inches)39
Height: (mm)1199 / (Inches)47
Wheel Base:
Dry Weight : (kg)100 / (Lbs)220
Seat Height (mm): 820
Wheelbase (mm): 1320
Weight Capacity (kg): 120
Ground Clearance (mm): 230
Front and Rear Wheel:
70/9100-19" 90/100-16"
Tank Capacity:5.7
Engine Oil Capacity (L): 1.0
Catron Dimensions:
Lenght(mm) 1630 / 64 (Inches)
Width(mm) 450 / 17 (Inches)
Height(mm) 770 / 30 (Inches)
Packing Weight (kg) 115 / (Lbs) 253
Shipping and Fuel surcharge Notice:
About 99% of the customers will not get any shipping / Fuel surcharges, however only about 1% of the customers might get the surcharges on a case by case basis. Shipping to a very far away states and some rural area will incur extra shipping charges like NY, WA, SD, ND, MI, WA, CA, MT, OR, NV, ME, MA,PA, CT, DC, NH, NE and the East Coast etc will be extra due to excessive fuel surcharges, and shipping to any islands will be extra. Please place your order normally if there are any extra shipping charges we will call you to inform you if not we will process your order as normal. We do not ship it to Hawaii and Alaska. Thank you for your understanding.