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  MTD 790R (41BD790A034) Trimmer Parts
MTD Trimmer Replacement For Model 790R (41BD790A034)

MTD Trimmer Replacement Parts For Model 790R (41BD790A034)

We Sell Only Genuine MTD Parts

Find MTD 790R (41BD790A034) Parts By Symptom

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Popular Parts for MTD 790R (41BD790A034)

Questions & Answers for MTD 790R (41BD790A034)

 Fig #
1
Throttle Housing & Trigger Assembly Obsolete - Not Available
 $20.06

Part Number:753-05321

Discontinued

Discontinued

Note: (Includes 2-4)
 $20.06
Discontinued
2
Throttle Trigger Lock-Out Obsolete - Not Available
 $6.99

Part Number:753-04340

Discontinued

Discontinued
 $6.99
Discontinued
3
Throttle Trigger
 $7.56

Part Number:753-04119

In Stock

In Stock
 $7.56
In Stock
 $7.56
4
Throttle Trigger Spring
 $8.07

Part Number:791-182690

In Stock

In Stock
 $8.07
In Stock
 $8.07
5
Switch Assembly Obsolete - Not Available
 $4.99

Part Number:791-182539

Discontinued

Discontinued
 $4.99
Discontinued
6
Throttle Cable Assembly Obsolete - Not Available
 $15.99

Part Number:791-182357

Discontinued

Discontinued
 $15.99
Discontinued
7
Shoulder Harness Clamp
 $32.97

Part Number:791-610327

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $32.97
Usually ships in 7 - 12 business days
 $32.97
8
Upper Drive Shaft And Housing
 $91.67

Part Number:753-04344

In Stock

In Stock

Note: 2008 & Before
 $91.67
In Stock
 $91.67
9
J-Handle Assembly
 $12.26

Part Number:791-181099

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $12.26
Usually ships in 7 - 12 business days
 $12.26
10
Grip
 $12.19

Part Number:791-612831

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $12.19
Usually ships in 7 - 12 business days
 $12.19
11
Tube Closure
 $3.99

Part Number:1925

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $3.99
Usually ships in 7 - 12 business days
 $3.99
12
Handle Bracket Assembly
 $46.28

Part Number:791-683295

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Incl. Ref No. 13-15 & 20)
 $46.28
Usually ships in 7 - 12 business days
 $46.28
13
Screw
 $4.66

Part Number:791-181811

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $4.66
Usually ships in 7 - 12 business days
 $4.66
14
Upper Handle Clamp
 $8.82

Part Number:791-181812

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $8.82
Usually ships in 7 - 12 business days
 $8.82
15
Middle Handle Clamp
 $12.27

Part Number:791-181813

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $12.27
Usually ships in 7 - 12 business days
 $12.27
16
Lower Handle Clamp
 $8.95

Part Number:791-181814

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $8.95
Usually ships in 7 - 12 business days
 $8.95
17
Nut
 $4.33

Part Number:791-181815

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $4.33
Usually ships in 7 - 12 business days
 $4.33
18
Anti-rotation Screw
 $10.39

Part Number:791-145569

In Stock

In Stock
 $10.39
In Stock
 $10.39
19
Click-Link Coupler Obsolete - Not Available
 $2.99

Part Number:791-181616

Discontinued

Discontinued
 $2.99
Discontinued
20
Screw
 $4.53

Part Number:791-182057

In Stock

In Stock

Note: 2 Piece Gearbox Assembly Parts - Item 15
 $4.53
In Stock
 $4.53
21
Bolt
 $5.29

Part Number:791-181617

In Stock

In Stock

Note: 2 Piece Gearbox Assembly Parts - Item 15
 $5.29
In Stock
 $5.29
22
697-00661-9
 $7.42

Part Number:697-00661-9

In Stock

In Stock

Note: (Includes 13)
 $7.42
In Stock
 $7.42
23
Knob Retaining Nut Obsolete - Not Available
 $3.99

Part Number:791-181886

Discontinued

Discontinued

Note: 2 Piece Gearbox Assembly Parts - Item 15
 $3.99
Discontinued
24
Lower Drive Shaft Housing Asse
 $78.76

Part Number:791-180804

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $78.76
Usually ships in 7 - 12 business days
 $78.76
25
Drive Shaft
 $89.64

Part Number:791-613300

In Stock

In Stock
 $89.64
In Stock
 $89.64
26
Shield Mount Screw Assm
 $7.00

Part Number:791-182200

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $7.00
Usually ships in 7 - 12 business days
 $7.00
27
Gearbox Asm
 $100.70

Part Number:791-182193

In Stock

In Stock

Note: (Incl. Ref No. 19-21)
 $100.70
In Stock
 $100.70
28
Screw
 $7.14

Part Number:791-182195

In Stock

In Stock
 $7.14
In Stock
 $7.14
29
Anti-rotation Screw
 $10.39

Part Number:791-145569

In Stock

In Stock
 $10.39
In Stock
 $10.39
30
Blade Driver
 $22.72

Part Number:791-182196

In Stock

In Stock

Note: 2 Piece Gearbox Assembly Parts - Item 25
 $22.72
In Stock
 $22.72
31
Blade Shield
 $128.45

Part Number:791-147492

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $128.45
Usually ships in 7 - 12 business days
 $128.45
32
Guard Mount Screw Assembly
 $11.66

Part Number:791-683304

In Stock

In Stock
 $11.66
In Stock
 $11.66
33
Shield and Blade Assembly Obsolete - Not Available
 $31.10

Part Number:791-683299

Discontinued

Discontinued

Note: (Incl. Ref No. 25)
 $31.10
Discontinued
34
Blade Assembly
 $14.41

Part Number:791-682061

In Stock

In Stock
 $14.41
In Stock
 $14.41
35
Retaining Washer
 $11.60

Part Number:791-147490

In Stock

In Stock
 $11.60
In Stock
 $11.60
36
Spool Shaft
 $56.50

Part Number:791-612483

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $56.50
Usually ships in 7 - 12 business days
 $56.50
37
Outer Spool & Eyelet Assembly
 $48.82

Part Number:791-683301

In Stock

In Stock
 $48.82
In Stock
 $48.82
38
Retainer
 $6.84

Part Number:1772

In Stock

In Stock
 $6.84
In Stock
 $6.84
39
Spring
 $10.77

Part Number:791-610636B

In Stock

In Stock
 $10.77
In Stock
 $10.77
40
Reel-inner Spool
 $28.06

Part Number:791-147495

In Stock

In Stock
 $28.06
In Stock
 $28.06
41
Line Trimmer Bump Feed Knob
 $21.58

Part Number:791-180814B

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: LEFT HAND THREADED
 $21.58
Usually ships in 7 - 12 business days
 $21.58
42
4-tooth Blade
 $43.19

Part Number:791-145873B

In Stock

In Stock
 $43.19
In Stock
 $43.19
43
Nut
 $11.49

Part Number:712-04105

In Stock

In Stock
 $11.49
In Stock
 $11.49
801
Locking Rod
 $15.00

Part Number:791-613226

In Stock

In Stock
 $15.00
In Stock
 $15.00
802
Shoulder Strap
 $39.21

Part Number:791-682075B

In Stock

In Stock
 $39.21
In Stock
 $39.21
44
Left Housing Obsolete - Not Available
 $13.28

Part Number:791-182191

Discontinued

Discontinued

Note: 2 Piece Gearbox Assembly Parts - Item 26
 $13.28
Discontinued
45
Left Housing Obsolete - Not Available
 $13.28

Part Number:791-182191

Discontinued

Discontinued

Note: 2 Piece Gearbox Assembly Parts - Item 26
 $13.28
Discontinued
46
Pinion Gear Assembly
 $32.13

Part Number:791-182194

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: 2 Piece Gearbox Assembly Parts - Item 26
 $32.13
Usually ships in 7 - 12 business days
 $32.13
47
Output Shaft Bushing
 $26.19

Part Number:791-182199

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: 2 Piece Gearbox Assembly Parts - Item 26
 $26.19
Usually ships in 7 - 12 business days
 $26.19
48
Output Shaft Gear
 $11.91

Part Number:791-182198

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: 2 Piece Gearbox Assembly Parts - Item 26
 $11.91
Usually ships in 7 - 12 business days
 $11.91
49
Output Shaft Assembly Obsolete - Not Available
 $38.15

Part Number:791-182197

Discontinued

Discontinued

Note: (Includes 45 & 46); 2 Piece Gearbox Assembly Parts - Item 26
 $38.15
Discontinued
803
Reel And Line Assembly
 $31.74

Part Number:953-1156

In Stock

In Stock
 $31.74
In Stock
 $31.74
805
Bump Head Assembly
 $119.23

Part Number:791-147498

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $119.23
Usually ships in 7 - 12 business days
 $119.23
806
2-Cycle Oil, 3.2 oz Obsolete - Not Available
 $2.99

Part Number:147543R

Discontinued

Discontinued
 $2.99
Discontinued
 Fig #
1
Air Cleaner/muffler Cover Asse
 $41.46

Part Number:753-04511

In Stock

In Stock

Note: (Includes 2 & 34)
 $41.46
In Stock
 $41.46
2
Air Cleaner Filter
 $10.65

Part Number:791-180350B

In Stock

In Stock
 $10.65
In Stock
 $10.65
3
Carburetor Mounting Screw Obsolete - Not Available
 $6.60

Part Number:791-180351

Discontinued

Discontinued
 $6.60
Discontinued
4
Wavey Washer Obsolete - Not Available
 $2.99

Part Number:791-180352

Discontinued

Discontinued
 $2.99
Discontinued
5
Choke Lever Assembly
 $10.46

Part Number:753-04418

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Includes 5)
 $10.46
Usually ships in 7 - 12 business days
 $10.46
6
Choke Knob and Screw
 $15.95

Part Number:791-182202

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $15.95
Usually ships in 7 - 12 business days
 $15.95
7
Choke Lever and Plate Obsolete - Not Available
 $9.78

Part Number:753-04419

Discontinued

Discontinued

Note: (Includes 6)
 $9.78
Discontinued
8
Carburetor Assembly Obsolete - Not Available
 $57.00

Part Number:791-182875

Discontinued

Discontinued

Note: (Includes 9)
 $57.00
Discontinued
9
Carburetor Gasket
 $4.41

Part Number:791-610675

In Stock

In Stock
 $4.41
In Stock
 $4.41
10
Carb Mount Screw Obsolete - Not Available
 $3.48

Part Number:791-181860

Discontinued

Discontinued
 $3.48
Discontinued
11
Primer And Hose Assembly
 $22.96

Part Number:791-683974B

In Stock

In Stock
 $22.96
In Stock
 $22.96
12
Carb Mount Assembly Obsolete - Not Available
 $32.84

Part Number:753-1196

Discontinued

Discontinued

Note: (Includes 10, 13 & 14)
 $32.84
Discontinued
13
Reed Assembly Obsolete - Not Available
 $8.54

Part Number:791-684451

Discontinued

Discontinued
 $8.54
Discontinued
15
Crankcase Cover Gasket
 $18.12

Part Number:753-1208

In Stock

In Stock
 $18.12
In Stock
 $18.12
16
Crank Case Service Assembly Obsolete - Not Available
 $78.77

Part Number:791-182791

Discontinued

Discontinued

Note: (Includes 10, 14 & 24)
 $78.77
Discontinued
17
Mount Pad Obsolete - Not Available
 $6.76

Part Number:791-612134

Discontinued

Discontinued
 $6.76
Discontinued
18
Fuel Tank w/ Cap Obsolete - Not Available
 $39.09

Part Number:753-04311

Discontinued

Discontinued

Note: (Includes 18-20)
 $39.09
Discontinued
19
Fuel Cap Assembly
 $20.32

Part Number:791-182612

In Stock

In Stock
 $20.32
In Stock
 $20.32
20
Line, Fuel Return
 $7.14

Part Number:791-181086

In Stock

In Stock
 $7.14
In Stock
 $7.14
21
Fuel Line And Filter
 $16.80

Part Number:791-682039

In Stock

In Stock
 $16.80
In Stock
 $16.80
22
Front Mounting Pad Obsolete - Not Available
 $6.92

Part Number:791-145308

Discontinued

Discontinued
 $6.92
Discontinued
23
Shroud Assembly
 $36.35

Part Number:791-153520

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Includes 24)
 $36.35
Usually ships in 7 - 12 business days
 $36.35
24
Shroud Screw
 $4.99

Part Number:791-181861

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $4.99
Usually ships in 7 - 12 business days
 $4.99
25
Shroud Extension And Stand
 $25.18

Part Number:753-04611

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Incl. Ref No. 23)
 $25.18
Usually ships in 7 - 12 business days
 $25.18
26
Flywheel Assembly
 $77.88

Part Number:753-05240

In Stock

In Stock
 $77.88
In Stock
 $77.88
27
Spacer Obsolete - Not Available
 $8.24

Part Number:791-181065

Discontinued

Discontinued
 $8.24
Discontinued
28
Recoil Pulley Assembly
 $29.07

Part Number:753-04232

Backorder: No ETA

Backorder: No ETA
 $29.07
Backorder: No ETA
 $29.07
29
Recoil Spring
 $27.95

Part Number:791-613102

In Stock

In Stock
 $27.95
In Stock
 $27.95
30
Rope Guide
 $11.09

Part Number:791-611061

In Stock

In Stock
 $11.09
In Stock
 $11.09
31
Pulley Retainer Assembly Obsolete - Not Available
 $5.05

Part Number:791-181441

Discontinued

Discontinued
 $5.05
Discontinued
32
Pull Handle
 $3.99

Part Number:631-04164B

In Stock

In Stock
 $3.99
In Stock
 $3.99
33
Rope
 $10.33

Part Number:791-613103

In Stock

In Stock
 $10.33
In Stock
 $10.33
34
Starter Housing Assembly Obsolete - Not Available
 $36.23

Part Number:791-181797

Discontinued

Discontinued
 $36.23
Discontinued
35
Housing Screw
 $4.48

Part Number:1964

In Stock

In Stock
 $4.48
In Stock
 $4.48
36
Wash, Clutch O.d.
 $4.51

Part Number:9162-1

In Stock

In Stock
 $4.51
In Stock
 $4.51
37
Clutch Rotor Assembly
 $47.16

Part Number:791-181445

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Includes 33)
 $47.16
Usually ships in 7 - 12 business days
 $47.16
38
Clutch Drum
 $52.53

Part Number:791-153592

In Stock

In Stock

Note: Does Not Come With Clutch Assembly
 $52.53
In Stock
 $52.53
39
Spring Obsolete - Not Available
 $8.95

Part Number:791-612468

Discontinued

Discontinued
 $8.95
Discontinued
40
Clutch Cover Assembly
 $21.27

Part Number:753-04889

In Stock

In Stock

Note: (Incl. Ref. No. 29 & 30)
 $21.27
In Stock
 $21.27
41
Screw, #8-16x.750 Ph
 $4.32

Part Number:791-181345

In Stock

In Stock
 $4.32
In Stock
 $4.32
42
Intake Baffle
 $4.99

Part Number:791-182345

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $4.99
Usually ships in 7 - 12 business days
 $4.99
43
Anti-rotation Screw
 $5.03

Part Number:791-182519

In Stock

In Stock
 $5.03
In Stock
 $5.03
44
Wire Leads and Sleeve Obsolete - Not Available
 $13.48

Part Number:791-182798

Discontinued

Discontinued
 $13.48
Discontinued
45
Ground Tab Obsolete - Not Available
 $8.70

Part Number:791-611063

Discontinued

Discontinued
 $8.70
Discontinued
46
Module Assembly Obsolete - Not Available
 $77.23

Part Number:753-04125

Discontinued

Discontinued
 $77.23
Discontinued
47
Spark Plug
 $15.24

Part Number:791-610311B

In Stock

In Stock

Note: Contents of 38cc Shortblock Asy, Pn 301284
 $15.24
In Stock
 $15.24
48
Muffler Asm Cat
 $113.39

Part Number:753-05169

In Stock

In Stock

Note: (Includes 40-45)
 $113.39
In Stock
 $113.39
49
Spark Arrestor Obsolete - Not Available
 $9.70

Part Number:791-182747

Discontinued

Discontinued
 $9.70
Discontinued
50
Gasket-mflr Carb
 $9.73

Part Number:753-04619

In Stock

In Stock
 $9.73
In Stock
 $9.73
51
Muffler Mounting Bolt Assembly Obsolete - Not Available
 $7.48

Part Number:791-147575

Discontinued

Discontinued
 $7.48
Discontinued
52
Cylinder Assembly
 $84.93

Part Number:753-04814

In Stock

In Stock

Note: (Includes 47 & 49)
 $84.93
In Stock
 $84.93
53
Piston and Rod Assembly Obsolete - Not Available
 $47.86

Part Number:753-04367

Discontinued

Discontinued
 $47.86
Discontinued
54
Cylinder Gasket
 $4.18

Part Number:791-610674

In Stock

In Stock
 $4.18
In Stock
 $4.18
55
Cylinder Bolt Obsolete - Not Available
 $4.99

Part Number:791-181870

Discontinued

Discontinued
 $4.99
Discontinued
800
Engine Gasket Kit Obsolete - Not Available
 $11.23

Part Number:791-180011

Discontinued

Discontinued
 $11.23
Discontinued
801
O.e.m. Carburetor Repair Kit (
 $76.43

Part Number:791-180602

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $76.43
Usually ships in 7 - 12 business days
 $76.43
802
Carburetor Repair Kit (zama)
 $60.86

Part Number:791-180090

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $60.86
Usually ships in 7 - 12 business days
 $60.86
803
Gasket Diaphragm Repair Kit (Walbro) Obsolete - Not Available
 $6.80

Part Number:791-682052

Discontinued

Discontinued
 $6.80
Discontinued
804
Gasket-diaphragm Repair Kit
 $34.98

Part Number:791-180091

In Stock

In Stock
 $34.98
In Stock
 $34.98
805
Piston Ring Obsolete - Not Available
 $14.25

Part Number:791-180530

Discontinued

Discontinued
 $14.25
Discontinued
806
Short Block Assembly Obsolete - Not Available
 $105.47

Part Number:753-1210

Discontinued

Discontinued
 $105.47
Discontinued
807
Starter Housing Screw Set
 $10.54

Part Number:791-181501

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $10.54
Usually ships in 7 - 12 business days
 $10.54
808
Crankcase Seal
 $17.20

Part Number:791-610309

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $17.20
Usually ships in 7 - 12 business days
 $17.20
809
Clutch Springs (qty. 2)
 $11.16

Part Number:791-181599

In Stock

In Stock
 $11.16
In Stock
 $11.16
 Fig #
Trimmer Parts

Repair Guides for MTD Trimmer 790R (41BD790A034)

How to Replace the Fuel Filters in Your Outdoor Power Equipment

This video will help you troubleshoot your fuel-line replacement repairs.

Quick Fix: How to Clean a Spark Arrestor Screen on a Small 2-Cycle Engine

This repair video will instruct you how to repair a dirty or damaged spark arrestor on your small engine.

How to Test a Small Engine for Spark

If your small engine isn't starting, you'll need to diagnose many issues including the spark plug. This video walks you through the steps of how to test for a spark using a spark tester.

Quick Fix: How to Replace the Spark Plug in a Small Engine

This video will help you replace the spark plug on a small engine which will help get your gas powered equipment up and running again.

Questions & Answers for MTD 790R (41BD790A034)

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