Exmark 115-9649-03 OEM 20.5 Inch Hi Flow Mower Blade
Maintain exceptional cutting performance with the genuine Exmark 115-9649-03 Hi Flow Mower Blade. Designed to Exmark factory specifications, this OEM 20.5-inch mower blade is engineered to maximize airflow through the mower deck for superior grass lifting, cleaner cuts, and improved clipping discharge. Whether you're replacing a worn blade or performing routine maintenance, the Exmark 115-9649-03 provides the precise fit, balance, and durability your mower was designed to use.
Fits Exmark Quest & Radius Zero-Turn Mowers
This genuine Exmark Hi Flow mower blade fits select Exmark Quest and Radius zero-turn mower applications. Use the complete fitment list below and verify your equipment model and serial number before ordering to ensure you receive the correct replacement blade.
View Complete Fitment List (3 Models)
- QUEST – QTS708GEM60200 – Serial 400000000-402082299
- QUEST – QZS708GEM60200 – Serial 402082300-406294344
- RADIUS – RDE730GKA60200 – Serial 420130747
Exmark 20.5 Inch Hi Flow Mower Blade Replacement
The Exmark 115-9649-03 is a genuine OEM Hi Flow replacement blade designed for select Exmark Quest and Radius mower applications. Its high-flow design generates increased airflow beneath the mower deck, helping lift grass upright for a cleaner cut while improving clipping discharge and overall mowing performance.
Product Details
- Genuine Exmark OEM Mower Blade
- Part Number: 115-9649-03
- Blade Length: 20.5 Inches
- Blade Type: Hi Flow
- Designed for select Exmark Quest and Radius mower applications
- Creates maximum airflow for improved cut quality and clipping discharge
- Precision balanced for smooth operation
- Built to Exmark factory specifications
- Direct replacement for the original blade
Why Choose Genuine Exmark OEM Blades?
Genuine Exmark mower blades are engineered specifically for your mower deck to provide the correct length, lift, balance, and cutting performance. Unlike many aftermarket alternatives, OEM blades are manufactured to Exmark's exact specifications for dependable performance, proper fit, and long service life.
Replace mower blades when they become bent, cracked, excessively worn, or can no longer hold a sharp cutting edge. Installing genuine Exmark OEM blades helps maintain cut quality, proper airflow, and overall mower performance while reducing unnecessary wear on your deck and spindle components.
Important: Verify your model and serial number before ordering. Exmark frequently uses different blades across similar mower models, and fitment can vary by model, serial number, and deck configuration.
Genuine Exmark Parts
Genuine Exmark OEM parts are built for commercial performance. Engineered to factory specifications, they deliver precise fit, long lasting durability, and the reliability professionals depend on. Protect your investment and minimize downtime with parts designed specifically for your Exmark machine.
Get Everything You Need
View the complete parts diagram for your machine. Find related maintenance items, replacement parts, and hardware before placing your order.


