CRF300L / CRF300L Rally K-Tech Rear Shock Install & Setup Guide (2021-2026)

Upgrading your CRF300L or CRF300L Rally rear suspension with a K-Tech Razor-R Lite EVO shock is one of the biggest performance improvements you can make. This guide walks you through installation and setup — and helps you choose the correct shock based on rider weight and ride style.

🔥 Choose Your Shock (By Rider Weight & Setup)

Standard Height Shocks

65–80kg (145–175lb)
👉 Shop 65–80kg Rear Shock

80–95kg (175–210lb)
👉 Shop 80–95kg Rear Shock

95–110kg (210–245lb)
👉 Shop 95–110kg Rear Shock

110–125kg (245–275lb)
👉 Shop 110–125kg Rear Shock

LOW (Lowered Seat Height) Versions

65–80kg LOW
👉 Shop 65–80kg LOW Shock

80–95kg LOW
👉 Shop 80–95kg LOW Shock

110–125kg LOW
👉 Shop 110–125kg LOW Shock

⚠️ Before You Start

• This installation should be performed by a qualified technician.
• Refer to the Honda service manual for torque specs.
• Use a stand to keep the rear wheel off the ground.

🔧 Installation Overview

Step 1: Secure the Bike

Lift the motorcycle so the rear wheel is off the ground and the suspension is unloaded.

Step 2: Remove Mounting Bolts

Loosen and remove the top and bottom shock mounting bolts while supporting the swingarm.

Step 3: Remove Stock Shock

Carefully remove the OEM shock from the bike.

Step 4: Install K-Tech Shock

Install the new shock starting with the lower mount, then align and install the top bolt.

Step 5: Torque to Spec

Torque all fasteners to Honda factory specifications.

Step 6: Test Ride

Perform a short, low-speed test ride to confirm proper installation.

⚙️ Setup Guide

Rebound Adjustment

• Turn clockwise = more damping
• Turn counterclockwise = less damping
• Start at manufacturer baseline (~12 clicks out)

Preload Adjustment

• Increase preload for heavier riders or luggage
• Decrease preload for lighter riders

💡 Which Shock Should You Choose?

• Trail / Dual Sport Riders: Standard height
• Shorter Riders / Technical Terrain: LOW version
• Loaded Adventure Riding: Higher weight spring (95–125kg)

🔥 Why Upgrade Your CRF300L Suspension?

• Eliminates soft, underdamped stock feel
• Improves traction and rear wheel control
• Handles aggressive riding and added weight
• More confidence on trails and pavement