The HHH Apollo Thunder 250cc DLX RFN Dirt Bike is a full-size off-road motorcycle built for riders who want stronger engine output, manual clutch control, and upgraded suspension for trail and motocross riding. It uses a 250cc air-cooled 4-stroke engine with a 5-speed manual transmission, backed by a Zongshen engine platform and a heavy-duty steel frame.

This model is made for riders who want more power, better suspension travel, and full-size dirt bike handling.

Key Features

• 250cc 4-stroke single-cylinder engine
• Zongshen engine platform
• 5-speed manual transmission
• Manual clutch control
• Electric start with kick backup
• Adjustable front and rear suspension
• Hydraulic front and rear disc brakes
• 21"/18" full-size wheel setup
• Double-beam heavy-duty steel frame
• Chain drive system
• Off-road motocross design
• Adult rider platform

250cc Engine and 5-Speed Manual Transmission

The Apollo Thunder DLX RFN uses a 250cc air-cooled engine designed for stronger off-road power and torque.

It delivers:

• 16.1 HP at 7000 RPM
• 17.5 Nm torque at 5500 RPM

The 5-speed manual gearbox helps riders manage:

• Power delivery
• Trail speed
• Hill climbing
• Gear control on rough terrain

Dual start system:

• Electric start
• Kick start backup

Full-Size Frame and Riding Stability

This dirt bike uses a double-beam heavy-duty steel frame, giving strong structure and durability during off-road riding.

Key dimensions:

• Seat height: 35.8 inches
• Wheelbase: 52.8 inches
• Ground clearance: 13.5 inches

This setup improves:

• Rider balance
• Trail stability
• Comfort on longer rides
• Control over uneven terrain

Adjustable Suspension for Trail Control

The suspension system is built for real off-road riding:

• Front: 54mm inverted forks (adjustable, 200mm travel)
• Rear: Adjustable mono-shock (450mm)

This helps with:

• Shock absorption
• Rough terrain handling
• Better traction
• Controlled riding over bumps and jumps

Large Wheel Setup and Terrain Grip

The bike runs on a full motocross wheel setup:

• Front tire: 80/100-21
• Rear tire: 100/90-18

This improves:

• Dirt traction
• Obstacle clearance
• Stability at speed
• Off-road grip

Hydraulic Disc Brakes and Safety

Braking system includes:

• Front hydraulic disc brake (hand control)
• Rear hydraulic disc brake (foot control)

This provides:

• Strong stopping power
• Better downhill control
• Safer off-road riding
• Quick braking response

Built for Serious Off-Road Riding

The HHH Apollo Thunder 250 DLX RFN is designed for riders who want:

• Full-size dirt bike performance
• Strong engine output
• Manual clutch riding
• Adjustable suspension
• Trail and motocross capability

Best for:

• Adult riders
• Intermediate to advanced riders
• Trail riding
• Off-road recreation
• Dirt track use

Assembly, Shipping, and Warranty

The unit ships 70% assembled inside a metal crate.

Before use:

• Assembly is required
• Technician setup is recommended

Important notes:

• Fully assembled unit available for pickup (Dallas, Texas)
• 30-day parts warranty only
• Labor not covered
• Returns not covered
• Free shipping included
• Lift gate included
• Residential delivery included
• Shipping insurance included
• Delivery appointment required

This model is a strong choice for riders who want a 250cc dirt bike with manual clutch control, adjustable suspension, and full-size off-road capability.