MechMaxx SG380 Stump Grinder

Last updated: November 3, 2026

MechMaxx SG380 Stump Grinder
4.3/5#1 of 17 in walk-behind stump grinders
4.3

The best equipped walk-behind for the money. It suits a homeowner with many stumps who wants to tow it and swing across each one.

  • 10 inDepth below grade
  • 14 inCutter wheel
  • 420 ccPower
  • 12Teeth
Check price at Amazon$1,899

Price checked November 3, 2026. As an Amazon Associate we earn from qualifying purchases.

Pros
  • Key start, a tow bar and a swinging chassis in one machine
  • 12 teeth on a 14 in wheel cut faster than the 8 and 9 tooth grinders
  • Both wheels lock while the chassis swings
Cons
  • 10 in below grade, where several cheaper grinders reach 12 in
  • Over 300 lb to steer by hand
  • Warranty is only 1 year

The MechMaxx SG380 family

Every MechMaxx SG380 model we rank, smallest first. Ratings compare each against its own type.

ModelDepth below gradeRatingPrice
MechMaxx SG380 Stump Grinder (this one)10 in4.3/5$1,899
MechMaxx SG380 Kohler Stump Grinder10 in4.1/5$2,699

How it scores

The rating comes from 7 measured or published factors, each scored 0-100 against fixed reference points for its type. How we rank explains each one.

Specifications

Model numberSG380 (130300)
Cutting
TypeWalk-behind
Depth below grade10 in
Height above grade15 in
Cutter wheel14 in
Teeth12
Power
EngineDucar DH420E
Displacement420 cc
Engine power15 hp
Electric startYes
Build
Swings across stumpYes
Tow barYes
Weight303 lb
Warranty1 year

Alternatives in this type

Compare

Compare the MechMaxx SG380 Stump Grinder with any other stump grinder →

More from MechMaxx: every MechMaxx product ranked.