Hobart D300: documented failure points, real repair-part prices, and used-market pricing for buyers and owners.
Confidence 0%4 observed comparables
As of Sep 7, 2026What can make the cheap machine expensive?
Parts Town's Hobart mixer troubleshooting guide identifies a loose planetary center bolt as a common cause of squeaking/grinding noise, requiring the bolt to be re-tightened and the planetary lifted back into position; a dried-out planetary seal is the other common noise source.
Cost not yet verifiedCommon questions
How much does a used Hobart D300 cost?
Observed listings range roughly $1,249.99 to $4,250 depending on age, condition, and configuration (as of 2026-09-07).
What fails on the Hobart D300?
The most cited concerns in our evidence record: Planetary center bolt / seal. See the risk breakdown above for details and sources.
Key parts and observed prices
| Part | Part # | Observed price | As of |
|---|---|---|---|
| Worm Gear, 29 Tooth | 00-070034 | $624.86 | 2026-09-07 |
| Ball Bearing, Planetary Shaft, D300 | BB-009-41 | $109.74 | 2026-09-07 |
| Top Cover, Packed fits D300/D340 | 00-478571-00001 | $1299.32 | 2026-09-07 |
Prices are point-in-time observations from the linked seller pages, not quotes. Availability and pricing change.
From the research record
- MARKET (4 listings, 2026-09-07, eBay asking-price aggregator via used.forsale, Claude-reverified): $1,249.99-$4,250, median $2,948. Asking prices, not confirmed-sold.
- REPAIR PART (2026-09-07): Worm Gear, 29 Tooth (00-070034): $624.86 https://www.partstown.com/hobart/hob00-070034
- REPAIR PART (2026-09-07): Ball Bearing, Planetary Shaft, D300 (BB-009-41): $109.74 https://www.partstown.com/hobart/hobbb-009-41
- REPAIR PART (2026-09-07): Top Cover, Packed fits D300/D340 (00-478571-00001): $1299.32 https://www.webstaurantstore.com/hobart-00-478571-00001-i-topcover-packed-d300-d340/HP0047857100.html
- RISK (2026-09-07): Planetary center bolt / seal [medium]: Parts Town's Hobart mixer troubleshooting guide identifies a loose planetary center bolt as a common cause of squeaking/grinding noise, requiring the bolt to be re-tightened and the planetary lifted back into position; a dried-out planetary seal is the other common noise source. "the center bolt loosens up and causes the planetary to drop down. Tighten the bolt with a wrench, and lift the planetary back up to the proper position." https://www.partstown.com/cm/resource-center/guides/gd1/hobart-mixer-troubleshooting
Sources
- partstown.com (owner review / troubleshooting)owner-review · verified · accessed 2026-09-07
- discountbakeryequip.com used listings (asking price)marketplace-aggregator · verified · accessed 2026-09-07
- used.forsale used listings (asking price)marketplace-aggregator · verified · accessed 2026-09-07
- partstown.com parts priceparts-retailer · verified · accessed 2026-09-07
- partstown.com parts priceparts-retailer · verified · accessed 2026-09-07
- webstaurantstore.com parts priceparts-retailer · verified · accessed 2026-09-07