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Briggs & Stratton 703373 V-Belt 3L 33.65
Briggs & Stratton 703373 V-Belt 3L 33.65 - Image 2
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Briggs & Stratton 703373 V-Belt 3L 33.65


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Belt TypeClassical V-Belt
Cross Section3L (3/8 in Top Width)
Effective Length33.65 in (854.7 mm)
Top Width0.375 in (9.5 mm)
ConstructionWrapped Rubber with Polyester Cords
ApplicationsMower Drive Belt
Net Weight0.08 kg
Package Dimensions20 × 15 × 3 cm

Manufacturer No.

  • 703373
  • BS703373

OEM Part No.

  • 703373

Interchange No.

  • 37X111MA

Fitment Vehicles

  • Snapper 21" Walk-Behind Mower SP65
  • Snapper 21" Walk-Behind Mower SP70
  • Snapper 21" Walk-Behind Mower SP80
  • Murray Walk-Behind Mower
  • Toro Walk-Behind Mower
  • Lawn-Boy Walk-Behind Mower
Technical specifications for Briggs & Stratton OEM part 703373. This classical V-Belt features a 3L cross-section (3/8 inch top width) and 33.65 inch effective length. Designed for power transmission in residential walk-behind lawn mowers equipped with Briggs & Stratton engines. Compatible with Snapper 21-inch models SP65, SP70, SP80 and various Murray, Toro, Lawn-Boy units. Constructed from heat-resistant rubber compound with polyester tensile cords for durability and stable length retention. Direct replacement for OEM numbers 703373 and 37X111MA.