Snowblower · Troy-Bilt Vortex 2490 / Vortex 2890 / Storm 3090XP / Storm 2840

Troy-Bilt 31AH54Q6711, 31AH55Q8711, 31AH55R5711, 31AH64Q4711 and 31AH64Q4766 parts: belts, shear pins and friction disc

Last checked October 1, 2026 · From the manufacturer's operator's manual (form 769-09814, 769-08155A, 769-08138) and parts list

These models take the same parts.

  • 31AH54Q6711 Vortex 2490: 24 in clearing width
  • 31AH55Q8711 Vortex 2890: 28 in clearing width
  • 31AH55R5711 Storm 3090XP: also sold as Storm 3090, 30 in clearing width
  • 31AH64Q4711 Storm 2840: 28 in clearing width
  • 31AH64Q4766 Storm 2840: 28 in clearing width

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Parts for the Troy-Bilt 31AH54Q6711, 31AH55Q8711, 31AH55R5711, 31AH64Q4711 and 31AH64Q4766

PartNumber and sizeBuy
Shear pins MTD 738-04124A part details Search Amazon for 738-04124A
Auger belt MTD 954-04195A Search Amazon for 954-04195A
Drive belt MTD 954-04201A Search Amazon for 954-04201A
Friction disc MTD 935-04054A part details Search Amazon for 935-04054A

Service intervals

Troy-Bilt 31AH54Q6711, 31AH55Q8711

Remove both wheels, clean and coat the axles with multipurpose automotive greaseAt least once a season
Remove shear pins from the auger shafts, spray lubricant inside the shafts and around the spacers and flange bearings/bushingsAt least once a season
Lubricate gear (hex) shaft with a light coating of Bostik Never-Seez (keep lubricant off drive plate and friction wheel)At least once a season or every 25 hours of operation
Check shave plate and skid shoes for wear, replace when necessaryPeriodically
Engine maintenanceRefer to the Engine Operator's Manual

Troy-Bilt 31AH55R5711, 31AH64Q4711, 31AH64Q4766

Service schedule from operator's manual 769-08155A, 769-08138, shared by 5 models.

As printed in each model's operator's manual, forms 769-09814, 769-08155A, 769-08138.

Where's my model number?

Stand at the operator's position and look down at the rear of the frame

Models that share these parts

Sources

Last checked October 1, 2026. How we check parts.