Murray
Front-Engine Lawn Tractor

Model # 46378X6B Official Murray lawn tractor

Here are the diagrams and repair parts for Official Murray 46378X6B lawn tractor, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 284 parts  |

Nut 15X116
#2

Electrical system diagram

Nut

Part #15X116

Replaced by #703232

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Manufacturer substitution
This part replaces 15X116. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$6.24
14% OFF Phone Price : $7.24
In Stock
Bolt 2X53Z
#59

Mower housing diagram

Bolt

Part #2X53Z

The manufacturer no longer makes this part, and there's no substitute part

Flange Nut 15X79
#60

Motion drive diagram

Flange nut

Part #15X79

Replaced by #703409

?
Manufacturer substitution
This part replaces 15X79. Substitute parts can look different from the original.
$9.27
10% OFF Phone Price : $10.27
In Stock
Hairpin Pin 31X6
#28

Mower housing suspension diagram

Hairpin pin

Part #31X6

Replaced by #703300

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Manufacturer substitution
This part replaces 31X6. Substitute parts can look different from the original.
This item is not returnable
$6.69
13% OFF Phone Price : $7.69
In Stock
Hairpin Pin 31X4
Hairpin pin

Part #31X4

Replaced by #703300

?
Manufacturer substitution
This part replaces 31X4. Substitute parts can look different from the original.
This item is not returnable
$6.69
13% OFF Phone Price : $7.69
In Stock
Switch 24273
#19

Electrical system diagram

Switch

Part #24273

Replaced by #5021451SM

?
Manufacturer substitution
This part replaces 24273. Substitute parts can look different from the original.
This item is not returnable
In Stock
Pedal 21544
#30

Motion drive diagram

Pedal

Part #21544

Replaced by #1727261SM

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Manufacturer substitution
This part replaces 21544. Substitute parts can look different from the original.
This item is not returnable
$17.09
10% OFF Phone Price : $19.09
In Stock
Bolt 25X7
Bolt

Part #25X7

Replaced by #2828635SM

?
Manufacturer substitution
This part replaces 25X7. Substitute parts can look different from the original.
This item is not returnable
$8.09
11% OFF Phone Price : $9.09
In Stock
Washer 17X102
#82

Mower housing diagram

Washer

Part #17X102

Replaced by #703128

?
Manufacturer substitution
This part replaces 17X102. Substitute parts can look different from the original.
This item is not returnable
In Stock
Sensor 91031
#1

Electrical system diagram

Sensor

Part #91031

Replaced by #91031SEMA

?
Manufacturer substitution
This part replaces 91031. Substitute parts can look different from the original.
In Stock

Most common symptoms to help you fix your riding mowers & tractors

Choose a symptom to see related riding mower and lawn tractor repairs.

Main causes: faulty battery, bad alternator…

Main causes: damaged cutting blade, worn deck pulley, damaged mandrel pulley, loose fasteners on mower deck components…

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Main causes: shift lever needs adjustment, neutral control needs adjustment…

Main causes: worn or broken ground drive belt, bad seat switch, transaxle freewheel control engaged, transaxle failure, …

Most common repair guides to help fix your riding mowers & tractors

These step-by-step repair guides will help you safely fix what’s broken on your riding mower or lawn tractor.

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How to replace the starter motor on a riding lawn mower

If you hear the solenoid click but don’t hear the starter motor spin when you turn the key, follow these steps to replac…

Repair difficulty
Time required
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Your mower can’t run on a damaged rear tire. Here’s how to install a new one.…

Repair difficulty
Time required
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Effective articles & videos to help repair your riding mowers & tractors

Use the advice and tips in these articles and videos to get the most out of your riding mower or lawn tractor.

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