17" - 22 1/4" Blades for Simplicity Mowers

Stens Replacement 17 inch - 22 1/4 inch Blades for Simplicity Mowers are heat treated for durability and built with precision.

345-124 Straight Blade.

345-124 Straight Blade.

  • Toothed Blade
    (302-618)
    USD $20.72
  • Hi-Lift Toothed Blade
    (302-818)
    USD $27.43
    • Buy 2 for USD $24.70 each and save 10%
    • Buy 3 for USD $23.33 each and save 15%
  • Blade
    (315-872)
    USD $17.30
  • Notched Air-Lift Blade
    (340-121)
    USD $25.56
  • Blade
    (345-070)
    USD $16.90
  • Hi-Lift Blade
    (345-102)
    USD $18.38
  • Hi-Lift Blade
    (345-108)
    USD $15.60
  • Blade
    (345-124)
    USD $21.58

Details

These blades are precision balanced and heat treated for durability. Excellent of Simplicity Mowers and will fit most models.

To measure your lawnmower blade:
1) Measure the blade diagonally from cutting tip to cutting tip. For mulching blades measure on the back to ensure straight lines.
2) Measure the width at the widest part of the blade
3) Measure the center hole
4) Measure the center to center distance between the outer holes
5) Refer to our chart below to choose your blade accordingly

Item # Replaces Simplicity OEM Blade Type Length Center
Hole
Outer
Holes
Center/
Center
Width Thickness
302-618 A4815 / A4815SM
Requires 2 for 36" decks; 3 for 52" decks
Silver Streak
Toothed
18" 5/8" 2 1/2" 0.203"
302-818 A4815SM
Requires 2 for 36" decks; 3 for 52" decks
Silver Streak
Toothed
18" 5/8" 3" 0.250"
315-872 5022808 / 5022808SM
Requires 3 for 61" decks
Notched Air-Lift 21" 5/8" 2 1/2" 0.250"
340-121 5021227 / 5021227A / 5021227ASM / 5021227SM /
A48185 / A48185SM
Fits Citation and Colt zero turns
Notched Air-Lift 18" 5/8" 3" 0.203"
345-070 1708229 / 1708229A / 1708229ASM / 1708229BMA /
1708229BZ / 1708229SM / 1716697ASM / 1726453 /
1726453A / 1726453ASM / 1726453BMA / 1726453BZ /
1726453BZYP / 1726453SM
Fits 14-16 GT, 1700 series;
Requires 3 for 50" deck
Medium-Lift 18 3/16" 3/4" 3/8" 2" 0.203"
345-102 1704101 / 1704101A / 1704101ASM / 1704101BM /
1704101BMA / 1704101BZ / 1704101SM / 1716695 /
1716695A / 1716695ASM / 1716695SM / 71704101
Hi-Lift 22 1/4" 3/4" 3/8" 2" 0.203"
345-108 1636451 / 1636451SM / 1653975 / 1656043 /
1657589 / 1657589A / 1657589ASM / 1657589SM /
71657589
Fits 500, 600, 1300, 4000, 5000 and RT series;
Requires 2 for 36" deck
Hi-Lift 18 1/2" 3/4" 3/8" 2" 0.187"
345-124 1656146 / 1656146A / 1656146ASM / 1656146SM /
1656149A
Fits 14-16 GT, 600, 800, 1300, 1700, 1800, 5000 and 6000 series;
Requires 3 for 48" deck
Hi-Lift 17" 3/4" 3/8" 2" 0.187"

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