Here is the honest picture on this snow blower m6 shear pin with, written for Canadian conditions rather than for a catalogue.
Snow Blower Parts, M6 Shear Pin with Locknut (4 Pack), Stock #: 303160355P is a shear pin, the sacrificial fastener that holds the auger to its shaft. The stock number is 303160355P. It is listed under Parts and Accessories. The thread is M6, and the next size either way will not do. Order this one by stock number 303160355P rather than by the name of the machine it came off.
On this page
This snow blower m6 shear pin with in practice
Most owners break one or two a season, and almost always in the plow ridge. Five dollars of pin protects an auger gearbox worth hundreds.
It is listed under Parts and Accessories. The stock number is 303160355P. The thread is M6, and the next size either way will not do. $8.36 CAD covers it, with no duty arriving at the door afterwards.

Specification and price
| Detail | Value |
|---|---|
| Stock number | 303160355P |
| Thread | M6 |
| Category | Parts and Accessories |
| Price | $8.36 CAD |
| Ships | Canada wide |
You are looking at $8.36 CAD delivered into the Canadian market. A spare bought before the season is a spare, and a spare bought during one is an emergency.
Diagnosing it
The warning signs are not subtle once you know what to look for.
- a pin visibly sheared at the shaft
- the engine running normally while one side of the auger does not turn
- a metallic snap during a pass followed by loss of throw
- the auger spinning freely by hand with the machine off
- uneven cutting across the housing width
Breaking several in one storm means an obstruction, not a pin problem. October is the quiet month for this. February is not, and freight times show it.
The replacement procedure
Remove the source of power before the first fastener comes off, not after. Keep the hardware in sequence as you strip it. Reassembly is where mismatched fasteners quietly appear.
Never substitute a grade five or grade eight bolt. Check the replacement against what came off before you commit to the build.
A stopped auger is not a safe auger. Energy stored in the impeller releases the moment the packed snow shifts. The same rule applies whenever the auger housing is open.
Ordering and delivery
$8.36 CAD covers it, with no duty arriving at the door afterwards. Small items move by standard parcel service and orders over $999 ship free Canada wide. shipping and delivery has the detail.
What can go back, in what condition and at whose cost is on returns and refunds. the warranty policy explains what the manufacturer covers and what counts as a consumable.
Questions go through the contact page and are answered by a person, not a script. Consumer rights when buying a snow blower m6 shear pin with in Canada, above any retailer policy, are set out by Consumer Protection Ontario.
What it fits
We list this as 303160355P precisely because near identical parts are not interchangeable. Manufacturers change suppliers mid model, which is why two identical looking machines take different parts.
Line up the auger and shaft holes by hand before driving anything through. Keep a pack of four in the shed before December.
If you are not sure where to look for the number, the snow blower repair guide has photographs of the usual locations. Send us the machine model, the serial number and a photograph of the old component and we will confirm the fit in writing before anything ships.
How this behaves in a real winter
Take coastal British Columbia as the example: wet, heavy falls where moisture matters more than depth. 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.
Reading the listing
Break the name apart and you get shear, pin, locknut, pack. That is the whole specification in shorthand. Length, thread and profile change between otherwise identical looking components.
This line is 303160355P. Thread size M6 is exact and the adjacent sizes will not thread correctly. That is the level of detail worth checking twice before you click buy.
What else to check
While the machine is apart, there are a few obvious things worth checking. Now is the moment to inspect the gearbox for weeping grease. Have a look at the auger flights for straightness too. It is worth a minute on the skid shoes and their setting.
Order the lot together from snow blower parts and save a second delivery wait. 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.
Keeping a 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.
Find them on snow blower parts by stock number, which removes the guesswork entirely. Order before the first forecast moves demand and the item is on a shelf rather than on a backorder. Damp storage does more damage over one summer than a whole winter of clearing does.
Two practical notes on choosing a snow blower m6 shear pin with. First, match it to the surface before the snowfall, because surface is the constraint that cannot be worked around. Second, a snow blower m6 shear pin with is only as useful as the wear parts you can get for it in February, which is why the stock numbers on this site matter more than the badge.
If you have owned a snow blower m6 shear pin with before, you already know the failure points. If you have not, the short version is that a snow blower m6 shear pin with fails at its consumables and almost never at its castings.
Questions we are asked about this
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.
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.
How quickly does it ship?
Stock items leave the same or next business day. Ordering in autumn rather than mid storm is the single biggest factor in how fast it reaches you.
Will you check the fitment for me?
Yes. Send the machine model, the serial number and a photograph of the old part through the contact page and we will confirm in writing before anything ships.
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.
Is a generic equivalent acceptable?
Sometimes, and often not. Pitch, grade, profile and length are all specified. Where a genuine part is unavailable we will say so rather than sell you a guess.





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