Garden Machinery & Mower Parts
Technical review: 2026-08-20
Replacement Lawnmower Blades & Cutting Wings
Source hardened steel rotary blades, high-lift collection blades, mulching kits, and hover mower blades for petrol and electric lawnmowers across the UK.
Where to Find Your Model or Part Number
To guarantee 100% compatibility, check these standard locations for model badges, OEM stampings, and serial numbers:
- Stamped on the center of the steel blade bar (part number and length in mm); mower chassis badge.
Frequently Replaced Components & Spares
Rotary Collection Blades
Curved aerodynamic blades providing strong grass collection airflow
Mulching Blades
Multi-edged curved blades shredding clippings finely back into the lawn
Blade Adaptor Hubs & Shear Bolts
Cast blade holder boss adaptors protecting engine crankshafts from rock impacts
Common Symptoms & Fault Diagnostics
| Observed Symptom | Likely Root Cause | Recommended Action |
|---|---|---|
| Grass tips appear frayed, yellow, and torn rather than cleanly sliced | Blunt, rounded, or nicked cutting edges on the lawnmower blade | Inspect and replace faulty component. |
| Mower shakes and vibrates excessively when blade spins | Unbalanced blade caused by uneven sharpening or blade bent from striking hidden root or stone | Inspect and replace faulty component. |
Compatibility Verification Checklist
Before ordering replacement components, verify these technical specifications to avoid returns:
Measure diagonal tip-to-tip blade length (e.g. 41cm / 16", 46cm / 18", 53cm / 21")
Check center mounting hole shape: Round diameter (mm) vs Star pattern vs Keyhole / 2-side peg holes
How to Photograph Your Part for AI Identification
- 1Photograph the center mounting hole profile and any stamped numbers on the blade body.
Safety & Legal Compliance Notice
Always remove the spark plug cap or battery isolator key before reaching underneath the deck to inspect cutting blades.