Price Match Guarantee
In-stock parts ship the same day
365-Day Return Policy
Price Match GuaranteeGET PRO PRICING
Video & Articles: Appliance & Equipment RepairCraftsman Lawn Mower Rear Door Replacement #631-04369A
Craftsman Lawn Mower Rear Door Replacement #631-04369A
Skill Level
Total Parts Cost
$67.88Estimated Savings
$112.5002:42
- Description
This video provides step-by-step repair instructions for replacing the rear door assembly on a Craftsman lawn mower. The most common reason for replacing the rear door is when it is damaged.
All of the information for this rear door assembly replacement video is applicable to the following brands:
MTD, Craftsman
Tools needed: channel-lock pliers, hammer, large flat-head screwdriver
All of the information for this rear door assembly replacement video is applicable to the following brands:
MTD, Craftsman
Tools needed: channel-lock pliers, hammer, large flat-head screwdriver
Step By Step Instructions
1
Before you replace the rear door on your lawn mower first make sure the engine has cooled.
2
Next, you should remove the wire and boot from the spark plug to prevent the engine from accidentally starting.
3
If still intact, lift up the rear door and remove the grass bag.
4
Use channel lock pliers to grip the rear door hinge rod and strike the pliers with a hammer to push the rod through the rear axle housing.
5
Grab the end of the rod and pull it all of the way out.
6
You can now remove the rest of the rear door assembly.
7
Prepare the new rear door for installation by transferring the left and right torsion springs from the old door to the new one.
8
With the springs in place, position the new rear door on the housing, making sure the springs are hooked on the edge.
9
Insert the hinge rod and use a hammer and a large flat-head screwdriver to fully seat it.
10
You can replace the grass bag by lifting up the new rear door positioning the frame posts and lowering the rear door to hold the bag in place.
11
With the repair completed reattach the wire and boot to the spark plug and your lawn mower should be ready for use.
Description
This video provides step-by-step repair instructions for replacing the rear door assembly on a Craftsman lawn mower. The most common reason for replacing the rear door is when it is damaged.
All of the information for this rear door assembly replacement video is applicable to the following brands:
MTD, Craftsman
Tools needed: channel-lock pliers, hammer, large flat-head screwdriver
All of the information for this rear door assembly replacement video is applicable to the following brands:
MTD, Craftsman
Tools needed: channel-lock pliers, hammer, large flat-head screwdriver
Step-By-Step Instructions
1
Before you replace the rear door on your lawn mower first make sure the engine has cooled.
2
Next, you should remove the wire and boot from the spark plug to prevent the engine from accidentally starting.
3
If still intact, lift up the rear door and remove the grass bag.
4
Use channel lock pliers to grip the rear door hinge rod and strike the pliers with a hammer to push the rod through the rear axle housing.
5
Grab the end of the rod and pull it all of the way out.
6
You can now remove the rest of the rear door assembly.
7
Prepare the new rear door for installation by transferring the left and right torsion springs from the old door to the new one.
8
With the springs in place, position the new rear door on the housing, making sure the springs are hooked on the edge.
9
Insert the hinge rod and use a hammer and a large flat-head screwdriver to fully seat it.
10
You can replace the grass bag by lifting up the new rear door positioning the frame posts and lowering the rear door to hold the bag in place.
11
With the repair completed reattach the wire and boot to the spark plug and your lawn mower should be ready for use.
Related Articles & Videos
Our Story
Family-owned and operated since 1912, Burke America Parts Group is the longest-running genuine appliance, HVAC, and outdoor power equipment parts solution in North America. At Repair Clinic, we're proud to be an international brand trusted by the pros as well as the DIY community.
About Repair Clinic
© 2026 RepairClinic.com