1-778-759-9864
Canada (CAD $) flagCanada (CAD $)
BCFurnace
Sheave/Pulley, 1 Groove, .875" Bore Blower Belts, Shaft, Pulley, Bearing furnace part available in Vancouver, Burnaby, Port Moody, Langley, North Vancouver, Richmond, Maple Ridge, Delta, West Vancouver, New Westminster, Surrey, Coquitlam, Port Coquitlam, Pitt Meadows

Sheave/Pulley, 1 Groove, .875" Bore Blower Belts, Shaft, Pulley, Bearing

BCFURNACE

121-399

CA$178.42

+5% Tax • Shipping calculated at checkout.

U.S. Duties/Taxes, if applicable, may be due at time of delivery.

Name

Sheave/Pulley, 1 Groove, .875" Bore

1units available

Pickup available at 75 Blue Mountain St #3

Usually ready in 24 hours

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Not sure this fits your furnace? Call us — we're happy to help

Product Details

Description

This high-quality 1-groove sheave is a critical component for belt-driven blower systems, designed to ensure efficient power transmission between the motor and the fan. Engineered for durability, this pulley helps maintain consistent airflow and reduces vibration within your HVAC system. It is an essential replacement part for residential and commercial furnaces, air handlers, and ventilation units when the existing sheave becomes worn, cracked, or misaligned. By facilitating smooth rotation, this precision-machined component helps extend the life of blower belts and bearings, ensuring your climate control system operates quietly and effectively.

Specifications

Type
Blower Pulley / Sheave
Size
Standard HVAC Bore Size
Dimensions
Not specified × Not specified × Not specified
Application
Used in belt-driven blower assemblies, furnace motors, and air handling units for residential and commercial heating and cooling systems.
Specifications
Single groove design; .875 inch (7/8") bore diameter for shaft mounting.

Not sure this is the right part?

Our team is happy to help you verify compatibility before you order. We'll confirm it fits your specific furnace model.

1-778-759-9864

Mon–Sat 8AM–9PM PST · Or email parts@bcfurnace.com

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Frequently Asked Questions

Is the 121-399 a genuine OEM part?
Yes, the 121-399 is a genuine OEM replacement part manufactured by BCFurnace. We source all Blower Components from authorized distributors to ensure exact-fit compatibility. This Blower Components is backed by our 100% compatibility guarantee — if it doesn't fit your furnace, we'll make it right.
How do I know if the 121-399 is compatible with my BCFurnace furnace?
The easiest way is to match the part number (121-399) with your furnace model number. Visit the BCFurnace page on our site and enter your model number in the search bar — our system will show all compatible Blower Components for your specific unit. You can also call our technicians at 1-778-759-9864 for free compatibility verification.
How fast can I get the 121-399 shipped?
Most Blower Components including the 121-399 ship within 1–2 business days from our warehouse. We ship across Canada and the United States with tracking on every order. For urgent BCFurnace repairs, contact us at 1-778-759-9864 for expedited shipping options.
Can I pick up the 121-399 at your store?
Yes! Local pickup is available at our Coquitlam, BC location: 75 Blue Mountain St #3. Blower Components orders are usually ready within 24 hours. Call us at 1-778-759-9864 to confirm the 121-399 is in stock before visiting.

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