Craftsman 917378960 gas walk-behind lawn mower Parts

For Craftsman model 917378960, the most reliable way to determine the mower’s year is to use the product identification tag (model and serial number) and match that information to the date-code format shown in the documentation for your unit. Start with the identification and labeling details in the 917378960 owner's manual.

On walk-behind mowers like this Craftsman rotary mower, the ID tag is typically on the deck or rear housing area (not under a seat like many riding mowers).

• Look on the rear of the deck near the discharge opening
• Check the top of the deck near the engine mounting area
• Inspect the rear door/grassbag frame area
• Wipe off grass and oil; the tag is often hard to read when dirty

Craftsman mowers often use a serial/date code that can be interpreted once you know the pattern used on your tag.

• A common format is MMDDYY embedded in the serial number (example: 071294 = July 12, 1994)
• Some walk-behind tags use a longer serial where one digit indicates the year
• The model number (917...) identifies the product family; the serial is what usually carries the build date

Knowing the manufacturing year helps us match the correct Craftsman parts (blade, belt, drive control, wheel adjuster hardware) and avoid ordering look-alike components that do not fit.

If you are confirming fitment while you decode the tag, these are common wear items tied to specific builds:

• Husqvarna lawn mower 21-in deck 3-in-1 blade 532189028
• Lawn mower ground drive belt, 3/8 x 33-9/16-in 532169778
• Lawn mower drive control 532189182

Last updated: February 2026

For the Craftsman gas walk-behind lawn mower model 917378960, it’s cheaper to repair when the fix is routine maintenance or a single worn part; replace when repair costs approach half the price of a comparable new mower or when you have repeated major drive or engine problems.

If the total repair estimate (parts + labor) is under 50% of what you would pay for a similar new walk-behind mower, repairing usually makes better financial sense.

• Repair when the issue is a wear item (blade, belt, cable, wheel hardware)
• Repair when the mower has been maintained on schedule (oil, air filter, spark plug)
• Replace when the engine has low compression, heavy oil burning, or severe internal damage
• Replace when the drive system needs multiple expensive components at once
• Replace when you are paying for repeated shop visits for different failures

Your 917378960 owner’s manual calls out regular maintenance as the key to long life (including replacing the spark plug and cleaning or replacing the air filter element at least yearly). Following that schedule keeps repairs in the “cheap and predictable” category. See the 917378960 owner’s manual for the maintenance chart, troubleshooting, and repair parts guidance.

If the mower is otherwise in good shape, these common fixes usually beat replacement:

• Replace a worn drive belt such as the lawn mower ground drive belt, 3/8 x 33-9/16-in 532169778
• Replace a damaged blade such as the husqvarna lawn mower 21-in deck 3-in-1 blade 532189028
• Replace a stretched or broken control cable such as the cable.mzr.60 532183567
• Restore wheel function with items like the lawn mower wheel dust cover 581840401

Repairing a mower that only needs maintenance parts protects your budget and keeps a familiar machine running safely. Replacing a mower after major failures avoids sinking money into a unit that will keep breaking down during the mowing season.

Last updated: February 2026

On the Craftsman 917378960 gas walk-behind lawn mower, the most common problems we see are no-start conditions, loss of power, hard-to-pull starter rope, poor bagging, hard pushing, and self-propel drive issues. These symptoms usually trace back to basic maintenance, blade/deck buildup, or worn drive components (see the 917378960 owner's manual).

• Does not start: spark plug wire off, bad spark plug, control bar not held, fuel valve OFF (if equipped)
• Loss of power: dirty air filter, grass and debris packed under the deck, cutting too much grass at once
• Starter rope hard to pull: blade dragging in grass, brake engaged when control bar is released, blade adapter or crankshaft issues
• Hard to push: grass too high, cutting height too low, bag overfilled, deck packed with clippings
• Loss of drive or slowing: worn or stretched ground drive belt, worn drive control parts

1. Disconnect the spark plug wire before working near the blade.
2. Clean packed grass from under the mower deck.
3. Verify the control bar is held firmly against the handle during starting.
4. Check the blade for looseness or damage; a loose blade can cause vibration and poor cutting.
5. If the mower is self-propelled and slows or stops, inspect the belt and pulleys; the lawn mower ground drive belt, 3/8 x 33-9/16-in 532169778 is a common wear item.

Most “big” mower problems start as small issues: a clogged deck increases load, a dull blade tears grass, and a worn belt slips and overheats. Staying on the maintenance schedule in the 917378960 owner's manual prevents repeat failures and improves cut quality.

Last updated: February 2026

For Craftsman walk-behind mowers like model 917378960, the model number is printed on a decal on the rear of the mower housing (rear of the deck). Once you find it, match the full number exactly to the listing in the 917378960 owner's manual.

Check these common spots first (clean the area if needed):

• Rear of the mower housing (rear of the deck); this is the primary location for 917378960
• On the deck near the discharge chute opening
• Near the handle mounting brackets
• On the side or back edge of the deck, close to the wheels
• Near the engine mounting area (less common for the model decal)

Model decals can be faded or dirty, so use these tips:

• Copy the model number exactly, including dots or dashes if shown
• Record the serial number and purchase date if the decal includes them
• Wipe grass and oil residue off the decal; use a flashlight at an angle to see embossed print
• Take a photo and zoom in; it often reveals characters you miss by eye

We use the model number to show the correct Craftsman parts diagrams and compatible replacement parts (blade, drive belt, wheels, cables). A single digit off can pull parts for a different deck or drive system.

Last updated: February 2026

On the Craftsman gas walk-behind lawn mower model 917378960, the model number is printed on the mower’s ID label and also appears on the cover of the 917378960 owner's manual. Use that exact model number when ordering non-engine parts like belts, wheels, and control cables.

Check these common ID-label locations first (clean off grass and dirt so you can read it):

• Rear of the mower deck, near the discharge chute area
• Top of the deck near the engine mounting area
• Back of the deck behind the wheels
• Handle support area (near the lower handle brackets)
• Under the rear door or near the grass bag opening

For this mower, the model number format is a 9-digit number:

• Write down the full model number exactly as shown (all digits, no spaces).
• Use the mower model number for chassis parts (deck, wheels, height adjusters, drive system).
• Use the engine’s model/type/code for engine parts (spark plug, air filter, carburetor parts).
• If the label is faded, compare your mower to the parts list in the 917378960 owner's manual.

Craftsman walk-behind mowers often share similar decks and handles across multiple models; the exact model number (like 917378960) is what ensures the right fit for parts such as the lawn mower ground drive belt 532169778 or lawn mower drive control 532189182.

Last updated: February 2026