If a snow blower small idler arm is what you are after, this is the listing and these are the details worth knowing.
Snow Blower Parts, Small Idler Arm, Stock #303070202 is a pulley or idler, the wheel that guides a belt and sets its tension. The stock number is 303070202. It is listed under Parts and Accessories. Order this one by stock number 303070202 rather than by the name of the machine it came off.
On this page
- This snow blower small idler arm in practice
- Specification at a glance
- Installing the replacement
- What Canadian weather asks of it
- Making sure it is the right part
- Ordering and delivery
- Diagnosing it
- Reading the listing
- What else to check
- Building a small spares kit
- Questions we are asked about this
This snow blower small idler arm in practice
The pulley sets the tension the belt needs to transmit power without slipping. An idler bearing carries constant load all winter and gets no attention at all.
It is listed under Parts and Accessories. The stock number is 303070202. It is priced at $9.69 in Canadian dollars, with no conversion applied at the checkout.

Specification at a glance
| Detail | Value |
|---|---|
| Stock number | 303070202 |
| Category | Parts and Accessories |
| Price | $9.69 CAD |
| Ships | Canada wide |
$9.69 CAD covers it, with no duty arriving at the door afterwards. A spare bought before the season is a spare, and a spare bought during one is an emergency.
Installing the replacement
Work with the plug lead pulled on a petrol machine and the pack out on a cordless one. Keep the hardware in sequence as you strip it. Reassembly is where mismatched fasteners quietly appear.
Check the groove profile with the old belt seated in it. Check the replacement against what came off before you commit to the build.
Impeller injuries remain the most common serious accident with this equipment, and they happen to experienced operators who took one shortcut. The same rule applies whenever the auger housing is open.
What Canadian weather asks of it
Conditions in the prairies mean dry snow that drifts back across the drive behind you, and that changes what matters here. Order before the first forecast moves demand and the item is on a shelf rather than on a backorder.
Freight across the country slows once the first storms arrive, so autumn is when a spare actually reaches you quickly. Thirty year normals for your own station are published free by Environment and Climate Change Canada.
best snow blowers in Canada sorts picks by snowfall band and snow blower prices in Canada sets out what each class costs in Canadian dollars.
Making sure it is the right part
We list this as 303070202 precisely because near identical parts are not interchangeable. A part that fitted a machine built in one year may not fit the same model built in the next.
Torque the centre fastener to specification. Renew the idler spring at the same time.
the snow blower repair guide shows where the manufacturer stock number is stamped on each common component. We would far rather answer a question than process a return, so ask before you order if there is any doubt.
Ordering and delivery
You are looking at $9.69 CAD delivered into the Canadian market. Canada wide delivery, with freight free above $999. shipping and delivery has the detail.
What can go back, in what condition and at whose cost is on returns and refunds. Belts, shear pins, paddles, scraper bars and skid shoes are excluded everywhere. the warranty policy has the detail.
Use the contact page if you want a second opinion before ordering. Consumer rights when buying a snow blower small idler arm in Canada, above any retailer policy, are set out by Consumer Protection Ontario.
Diagnosing it
Watch for these. Catching any of them early is the difference between a part and a repair bill.
- side play at the idler
- a new belt failing quickly
- a squeal that changes with engine speed
- black rubber dust concentrated around one pulley
- a pulley that does not spin freely by hand
Ten years is normal on a machine kept dry. October is the quiet month for this. February is not, and freight times show it.
Reading the listing
Break the name apart and you get small, idler, arm. That is the whole specification in shorthand. Length, thread and profile change between otherwise identical looking components.
This line is 303070202. Anything less precise than that is where wrong parts come from.
What else to check
While the machine is apart, there are a few obvious things worth checking. Now is the moment to inspect the belts and their guides. Have a look at the bearings for play and roughness too. It is worth a minute on the return springs at each lever.
Everything above is stocked on snow blower parts by manufacturer stock number. the maintenance checklist sets out the seasonal order to work through them in, and the snow blower repair guide covers what to do when one of them turns out to be the real fault.
Building a small spares kit
Ask any small engine shop what they run out of in January and they will name the same four parts every year. Two of each consumable is the right number. One gets used and the other is why the driveway still gets cleared.
Order the whole kit in one go from snow blower parts and pay one lot of freight rather than four. Order before the first forecast moves demand and the item is on a shelf rather than on a backorder. Keep it dry between seasons and most of the failures on this page never happen.
A snow blower small idler arm earns its keep on the mornings nobody wants to be outside. That is the test worth applying. Ask what a snow blower small idler arm will do on the worst ordinary morning of your winter rather than on the average one, and the specification you need becomes obvious.
Practical closing thought on this snow blower small idler arm: write the stock numbers inside the cover, buy the consumables in autumn, and store it dry. A snow blower small idler arm looked after that way is a fifteen year purchase.
Questions we are asked about this
What else should I check while it is apart?
Whatever the component touches. Bearings, seals, fasteners and belts are cheap while the assembly is open and expensive once it is closed.
Should I buy a spare?
If it is a consumable, yes, and buy it in autumn. The parts everybody needs in February are the slowest to arrive in February.
How do I know this fits my machine?
Order by stock number 303070202. The same model frequently ships with different components across production years, so the stamped number is the only reliable identifier.
Does fitting this affect my warranty?
Fitting a correct replacement part does not void a manufacturer warranty. Consumables were never covered in the first place.
How long should it last?
Salt at the bearing seal is the usual limit.
Can I return it if it turns out to be wrong?
Yes, if it is unfitted and in its original packaging. The window and the freight rules are on the returns page.





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