MTD SS725r 4-Cycle Gas Trimmer Parts

Model: SS725r

PPN: 41AJSS-B054

Exploded View Diagram

The diagram illustrates the assembly of the MTD SS725r 4-Cycle Gas Trimmer's lower drive shaft and cutting head components. It shows the arrangement of parts such as the drive shaft housing, gearbox, spool assembly, blade assembly, and various fasteners like screws, washers, clips, and springs.

Key components depicted and their corresponding item numbers include:

  • [item 1] Lower Drive Shaft Housing Assembly
  • [item 2] Lower Flexible Drive Shaft
  • [item 3] Lower Clamp Assembly
  • [item 4] Anti-Rotation Screw
  • [item 5] Shield Mounting Hardware
  • [item 6] Shield and Blade Assembly
  • [item 7] Blade Assembly
  • [item 8] Gearbox Assembly
  • [item 9] Outer Spool & Eyelet Assembly
  • [item 10] Thrust Washer
  • [item 11] Retaining Ring
  • [item 12] Small Spring
  • [item 13] Slider
  • [item 14] E-Clip
  • [item 15] Spring
  • [item 16] Plunger
  • [item 17] C-Clip
  • [item 18] Inner Reel
  • [item 19] Large Spring
  • [item 20] Foam Seal
  • [item 21] Bump Head Knob Assembly

Parts List

ItemPart No.Description
1753-1212Lower Drive Shaft Housing Assembly
2791-181166Lower Flexible Drive Shaft
3791-153597Lower Clamp Assembly (includes 4)
4791-145569Anti-Rotation Screw
5791-180547Shield Mounting Hardware
6791-180548Shield and Blade Assembly (includes 7)
7791-682061Blade Assembly
8753-04090Gearbox Assembly (includes 3,9 -21)
9791-181771Outer Spool & Eyelet Assembly
10791-181561Thrust Washer
11791-181458Retaining Ring
12791-181459Small Spring
13753-04257Slider
14791-181532E-Clip
15791-181531Spring
16791-181462Plunger
17791-181463C-Clip
18791-181772Inner Reel
19791-181465Large Spring
20791-181467Foam Seal
21791-181468Bump Head Knob Assembly (includes 19 & 20)

Optional Accessories

  • 791-181472: Replacement Line, .080 Diameter
  • 791-181460: Reel and Line Assembly
  • 791-682075: Shoulder Strap Assembly
  • 791-612605: Hanger Accessory
  • Items Not Shown

Issued: 9/02

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