Ariens OEM 1/4-Inch Shear Bolts & Nuts (6-Pack, 53200500) Review
Genuine Ariens shear bolts — the $2 parts that snap on purpose so your $300 gearbox doesn't.
The verdict
Shear bolts are the fuse in a two-stage snow blower's auger drive: they break when the auger hits something solid so the gearbox doesn't. You will break one — probably on a frozen newspaper at 6 AM — and the only sane plan is a handful of the correct OEM pins on the machine. This six-pack of genuine Ariens 1/4-inch shear bolts and nuts fits the Ariens models that use part 53200500; if you run another brand, buy that brand's equivalent, but never substitute a hardware-store bolt.
Typical price: ~$13 (typical street price — current price shown on Amazon)
Buy on AmazonWhat we like
- +Genuine Ariens OEM — correct shear strength, not a guess
- +Six bolts and nuts: enough for two seasons of bad luck
- +Cheap insurance against a gearbox rebuild
- +Fits Ariens models specifying part 53200500 (check your manual)
- +Keeps two on the dash holder, four in the drawer
What to know
- −Ariens-specific — Toro, Husqvarna, MTD brands use different pins
- −Verify your model's part number before ordering
- −Easy to lose in the snow; change them on a tarp or in the garage
Full review
The auger on a two-stage snow blower is driven through a small gearbox, and the gearbox is the most expensive thing to break. Shear bolts are the engineered weak link: bolt the augers to the shaft with a pin designed to snap at a specific load, and when the auger jams on a chunk of ice or a frozen hose, the pin breaks, the auger spins free, and the gearbox survives. It works perfectly — once — and then you need a new pin.
That's why these are the most important $13 in the accessories category. Keep two in the holder on the dash (most machines have one) and the rest in a coffee can in the garage. Changing one is five minutes with the engine off and the key out: push out the broken bolt, rotate the auger by hand (gloves) to line up the holes, push in the new one, tighten the nut. The 53200500 six-pack covers the Ariens models that call for it; check your manual's part number and don't guess between the 1/4-inch and 5/16-inch pins.
And the rule that matters: never replace a shear bolt with a regular bolt from the hardware drawer. A grade-5 bolt doesn't shear — it transfers the shock straight to the gearbox, and the $2 problem becomes a $300 one. Every brand sells its own pins; Toro, Husqvarna, and the MTD family (Cub Cadet, Troy-Bilt, Craftsman) each use different ones. Buy yours before the snow flies.
Best for: Every Ariens two-stage owner — and as a reminder to every other brand's owner to buy their OEM equivalent before the first storm.
Specifications
| Part | Ariens 53200500 (1/4 in shear bolt + nut), 6-pack |
|---|---|
| Fits | Ariens models specifying 53200500 — confirm in owner's manual |
| Material | OEM-spec steel, designed to shear at a set load |
| Quantity | 6 bolts, 6 nuts |
| Tools needed | Two wrenches / socket; engine OFF, key out |
| Do not substitute | Grade-5 or grade-8 hardware will not shear |
| Keep on hand | 2 on the machine, rest in the garage |
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~$13 typical price
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