DNM-AO-39RC Air Rear Shock Absorber for MTB Full Suspension Downhill Bikes, 165/190/200mm rear shocks

DNM-AO-39RC Air Rear Shock Absorber for MTB Full Suspension Downhill Bikes, 165/190/200mm rear shocks

The DNM AO-39RC Air Rear Shock Absorber is designed for mountain bikes, full-suspension bikes, downhill bikes, and off-road riding.

Technical Specifications

Featuring a dual air chamber structure, rebound damping adjustment, air pressure tuning, and 3-position lockout, it helps absorb impacts and improve riding control on different terrains.

The main body is made of aluminum alloy, offering a strong yet lightweight construction for reliable performance. Multiple lengths are available to match different bike frames and suspension setups.

Key Benefits

• Dual Air Chamber Design

  Main and secondary air chambers work together for smoother shock absorption and better suspension response.

• Rebound Damping Adjustment

  Adjust rebound speed according to riding conditions.

  • Turn toward S for slower rebound
  • Turn toward F for faster rebound

• 3-Position Lockout

  Easily switch between different riding modes:

  • Locked mode for road riding
  • Middle mode for light off-road riding
  • Open mode for rough terrain and mountain trails

• Adjustable Air Pressure

  Allows riders to tune shock firmness based on rider weight, terrain, and riding style.

• Aluminum Alloy Body

  Lightweight, durable, and strong for mountain biking and off-road use.

• Multiple Sizes Available

  Available in 165mm, 190mm, and 200mm lengths.

• Bushing Included

  Comes with default 24mm bushing for installation.

Suitable For

• Mountain bikes
• Full-suspension bikes
• Downhill bikes
• Off-road bicycles
• Trail riding bikes
• Bikes requiring compatible rear air shock sizes

Notes

• Please check your bike frame’s required shock length and travel before ordering.
• Maximum air pressure: 275 PSI.
• The secondary air chamber pressure must not exceed the main air chamber pressure.
• Default bushing size: 24mm.
• Mounting hole diameter: 8mm.
• Professional installation is recommended if you are not familiar with suspension setup.
• Slight measurement differences may occur due to manual measurement.

Product Details

• Brand: DNM
• Model: AO-39RC
• Part Number: DNM-AO-39RC
• Product Name: Air Rear Shock Absorber
• Material: Aluminum Alloy Body
• Structure: Dual Air Chamber
• Functions: Rebound Adjustment / Air Pressure Adjustment / 3-Position Lockout
• Maximum Air Pressure: 275 PSI
• Bushing: 24mm included by default
• Mounting Hole Diameter: 8mm

Size Options

Available Options

Each row below is one available option combination. Choose the complete combination that matches your setup.