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Parts for Mtd 671: Transmission Parts

Parts for Mtd 671: Transmission Parts

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Part Description
Price & Availability
1
By: Mtd

Wire retaining ring for lawn tractors and walk-behind mowers. Secures wiring harnesses in place. Replace if broken, missing, or no longer holding wires.

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$7.95
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$9.46
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$1.51

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2
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By: Mtd

Retaining ring for lawn tractors and mowers. Secures components in place on axles, shafts, or assemblies. Replace if missing, damaged, or worn.

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$5.39
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$6.47
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$1.08

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Usually ships within 4 - 14 days

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3
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By: Mtd

Fully-threaded hex tap screw for lawn tractors and outdoor power equipment. Fastens machine components together. Replace if damaged, stripped, or missing.

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$8.95
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$10.65
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$1.70

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4
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By: Mtd

Hex screw secures internal components in lawn tractors and outdoor power equipment. Replace if damaged, stripped, missing, or loose during maintenance.

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$7.54
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$8.29
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$0.75

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5
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By: Mtd

Metal upper housing protects internal components on lawn tractors. Replace if cracked, damaged, broken, or missing to restore proper engine protection.

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$117.95
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$140.36
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$22.41

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8
By: Mtd

Replace a worn input shaft if your lawn tractor struggles to engage cutting blades or shows power loss. Moderate difficulty repair for most models.

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$38.84
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$42.72
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$3.88

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10
By: Mtd

Thrust washer for lawn tractors and garden tractors. Replaces worn, cracked, or missing washers in engine and drivetrain assemblies. Essential hardware.

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$7.77
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$9.25
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$1.48

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11
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By: Mtd

Lawn tractor input pinion gear that transfers power to drive components. Metal gear that wears over time causing loss of forward motion or grinding noise.

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$24.84
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$27.95
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$3.11

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12
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By: Mtd

Retaining ring for lawn tractors. Secures components in place on shafts and assemblies. Replace if broken, missing, or no longer holds parts securely.

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$5.95
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$6.55
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$0.60

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13
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By: Mtd

Fix loss of power to wheels or difficulty steering. This lawn tractor drive shaft restores control and maneuverability. Moderate DIY repair.

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$132.39
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$156.22
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$23.83

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14
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By: Mtd

Flange bearing for lawn tractors and walk-behind mowers. Replace when you notice excessive noise, wobbling, or difficulty with blade rotation. Verify fit with your model number before ordering.

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$12.60
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$14.99
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$2.39

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15
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By: Mtd

Fix lawn tractor drive issues with this bevel gear. Reverses shaft rotation for proper wheel engagement. Common repair for loss of forward motion.

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$58.77
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$69.94
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$11.17

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16
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By: Mtd

If your lawn tractor won't engage properly or makes grinding noises, a worn bevel gear may be the cause. This gear transmits power within the drive system.

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$58.95
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$70.74
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$11.79

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17
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By: Mtd

If your lawn tractor jerks or sputters after shifting gears, the clutch collar may be worn. This transmission component ensures smooth gear engagement.

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$27.30
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$32.49
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$5.19

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21
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By: Mtd

Pan head screw for lawn tractors and walk-behind mowers. Secures covers, guards, and panels. Replace when stripped, rusted, or missing hardware.

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$2.58
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$3.08
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$0.50

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23
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By: Mtd

Transmission bearing sleeve secures the bearing on the shaft of lawn tractors. Replace if worn or loose to prevent transmission damage. Verify fit.

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$10.55
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$12.66
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$2.11

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24
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By: Mtd

Crankshaft seal for lawn tractors and mowers. Replace if you notice oil leaks around the engine or shaft. Verify fit with your model number.

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$8.95
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$10.74
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$1.79

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26
By: Mtd
Not available

This part is discontinued by the manufacturer and is no longer available for purchase.

34
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By: Mtd

Lower transmission housing for lawn tractors and riding mowers. Replaces cracked, damaged, or broken housings that protect internal transmission components.

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$177.95
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$211.76
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$33.81

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35
$7.52
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$8.46
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$0.94

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38
$7.41
Compare At:
$8.22
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$0.81

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39
By: Mtd
$7.37
Compare At:
$8.18
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$0.81

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40
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By: Mtd

Fix transmission engagement issues with this right actuating arm. Controls clutch and brake operation on lawn tractors. Direct-fit replacement part.

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$16.73
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$19.91
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$3.18

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41
By: Mtd
$24.64
Compare At:
$27.10
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$2.46

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42
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By: Mtd
$10.95
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$12.20
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$1.25

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43
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By: Mtd

If your lawn tractor won't stop properly or brakes feel weak, this brake puck creates pressure on the brake disk when you push the pedal. Essential safety part.

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$9.40
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$11.19
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$1.79

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45
By: Mtd

Fixes weak or no braking on lawn tractors and riding mowers. This brake disc restores stopping power when brakes drag, squeal, or fail to engage properly.

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$16.95
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$20.17
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$3.22

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46
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By: Mtd

Flange bearing for lawn tractors and walk-behind mowers. Replace if you notice excessive noise, vibration, or wheel wobble. Verify fit with your model number.

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$12.95
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$15.54
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$2.59

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48
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By: Mtd

Fix transmission shifting problems with this shift fork assembly. Resolves gears not engaging, hard shifting, or transmission slipping issues on lawn tractors.

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$48.69
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$57.94
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$9.25

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49
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By: Mtd

If your lawn tractor gear selector won't stay in place or pops out of gear, this detent ball keeps transmission parts aligned. Quick 10-minute fix.

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$6.95
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$8.34
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$1.39

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50
By: Mtd

Detent shaft spring for lawn tractors and tillers. Replaces worn, broken, or missing springs. Installs on the shift mechanism shaft assembly.

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$5.95
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$7.08
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$1.13

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52
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By: Mtd

Needle bearing for lawn tractors and mowers. Replace when you notice unusual noise, vibration, or rough movement. Confirm fit with your model number.

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$17.67
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$21.20
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$3.53

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54
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By: Mtd

Fastener washer for lawn tractors and mowers. Fits 5/8-inch bolts to secure components. Replace if cracked, worn, or missing for proper assembly.

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$4.95
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$5.89
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$0.94

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56
By: Mtd

Hex screw fastener for lawn tractors and outdoor power equipment. Secures components throughout the machine. Replace if stripped, overtightened, or missing.

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$8.95
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$10.74
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$1.79

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58A
Product photo
By: Mtd

Engine thrust washer for lawn tractors and mowers. Provides critical spacing between engine components. Replace if worn or damaged to prevent friction issues.

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$6.95
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$8.27
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$1.32

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61
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By: Mtd

Replacement washer for lawn tractors and mowers. Secures parts by working with screws and nuts. Replace if worn, missing, or damaged during maintenance.

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$6.95
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$8.20
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$1.25

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62
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By: Mtd

Replace your lawn tractor's differential assembly if you're experiencing steering issues, uneven wheel turning, or loss of power to the wheels.

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$301.95
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$362.34
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$60.39

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63
$7.52
Compare At:
$8.50
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$0.98

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NI
Product photo
By: Mtd

Grease lubricant for lawn tractors and mowers. Replace regularly to protect moving parts and reduce friction. Verify fit with your model number.

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$39.71
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$47.65
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$7.94

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NI
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By: Mtd

Connects headlight wiring to enable on/off control. Replace if lights fail, wires are damaged, or connections are corroded. Confirm fit with your model.

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$61.95
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$73.10
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$11.15

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  • boxes images Over 2.1 Million Parts In Stock
  • time delivery images 2 Day Quick Delivery!
  • box-refresh images 365 Day Return Policy!
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