Craftsman CMXGRAM7821242 t105 lawn tractor Parts

Pricing for the Craftsman CMXGRAM7821242 riding lawn tractor varies by retailer, condition (new vs. used), and whether it’s sold as a complete tractor or as parts. For a close match in the same T100/T110 family, typical new pricing is often around $2,199; use the CMXGRAM7821242 owner's manual to confirm the exact series and configuration you’re comparing.

What affects the price most

• Condition: new, used, or refurbished
• Deck size and features: common T100 series setups include a 42-in deck
• Season and demand: spring pricing often runs higher than late fall
• Included accessories: mulch kit, snow blade, weights, tire chains
• Local pickup vs. delivery: freight can change the total cost significantly

Quick price expectations (typical ranges)

What you’re buying	What it usually includes	Typical cost range
Complete tractor (new)	Tractor, deck, basic warranty	$1,900 to $2,600
Complete tractor (used)	Varies by hours and maintenance	$700 to $1,800
Major repair parts	Belts, blades, switches, solenoids	$20 to $150+
Attachments	Snow blade, mulch kit, weight kit	$100 to $550+

If you’re pricing it based on parts

If the tractor runs but needs common wear items, the total “parts to refresh it” cost is usually modest compared to replacing the whole unit. These are frequent maintenance and repair purchases for this model family:

• Deck belt (blade drive belt)
• Ground drive belt
• Deck blades
• Engine air filter, oil filter, spark plug
• Safety interlock switch or starter solenoid (no-crank issues)

Why it matters

Knowing whether you’re comparing the same T100 series configuration prevents overpaying. A small difference in deck setup, belts, or attachments can shift the real value more than the model family name alone.

Last updated: February 2026

To tell how old your Craftsman riding mower is, we use the date code on the product label: the first two digits are the month, the next two are the day, and the last two are the year. This works well for the Craftsman CMXGRAM7821242 when the label is readable.

Where to find the date code

Check the mower’s ID/product label (often under the seat, on the frame near the rear wheels, or near the engine area). Your CMXGRAM7821242 owner's manual shows key controls and safety guidance, and it also helps you identify common label locations and reference information used for service.

How to read the code (MMDDYY)

Use this format:

• MM = month (01 to 12)
• DD = day (01 to 31)
• YY = year (last two digits)
• Example: 072811 = July 28, 2011

Quick examples table

Code	Date	What it tells you
010524	January 5, 2024	Build date in early 2024
072811	July 28, 2011	Build date in mid-2011
120915	December 9, 2015	Build date in late 2015

If the label is missing or unreadable

We still date the mower accurately by matching the model and key components:

• Confirm the model number is CMXGRAM7821242
• Compare the deck size and blade style (many setups use a 42-inch deck blade like part number 942-0616A)
• Check common service parts that match the build family, such as the engine oil filter 951-12690
• Use the parts diagrams and reference info in the CMXGRAM7821242 owner's manual

Why it matters

Knowing the build date helps us choose the correct Craftsman and MTD-compatible parts (belts, blades, switches) and follow the right maintenance intervals, such as changing oil and replacing the oil filter at oil-change time.

Last updated: February 2026

Common problems on the Craftsman CMXGRAM7821242 (T105) lawn tractor are no-start conditions, rough running, poor cutting quality, excessive vibration, and safety interlock issues. Most fixes start with basic maintenance items (air filter, spark plug, oil) and verifying the blades and deck are set up correctly per the CMXGRAM7821242 owner's manual.

Most common symptoms and what usually causes them

• Won’t start or won’t crank: brake not fully depressed, attachment clutch engaged, weak battery, faulty safety interlock switch
• Starts but runs rough or hesitates: dirty air cleaner, fouled spark plug, incorrect spark plug gap
• Excessive vibration: loose blade hardware, unbalanced blade, bent or damaged blade
• Uneven cut: deck not leveled, dull blade, uneven tire pressure
• Poor mulching: engine speed too low, wet grass, grass too tall, dull blade

Quick checks we recommend (fastest to slowest)

1. Set throttle to FAST for mowing; mow with engine at full throttle.
2. Inspect the blade for bends, cracks, or heavy wear; tighten blade and spindle hardware.
3. Check tire pressure on all four tires; uneven pressure commonly causes an uneven cut.
4. Replace routine tune-up parts if they are dirty or worn.
5. After striking an object, stop the engine, disconnect the spark plug wire, and inspect for damage before mowing again.

Parts that commonly solve these problems

Problem	Common fix	Example part for CMXGRAM7821242
Rough idle, loss of power	Replace air filter	Lawn & garden equipment engine air filter (part number 937-05129)
Misfire, hard starting	Replace spark plug	Lawn & garden equipment engine spark plug (part number 951-10292)
Excessive vibration, poor cut	Replace blade	MTD lawn tractor 42-in deck 3-in-1 blade (part number 942-0616A)

Why it matters

These issues are more than “annoyances”; a dull or damaged blade can cause vibration and extra wear on spindles and belts, and mowing too fast or with low engine speed reduces cut quality and mulching performance.

Last updated: February 2026

The Craftsman CMXGRAM7821242 is a T100 Series front-engine lawn tractor (gas), not an electric mower. For this tractor model family, the documented average useful life is 7 years or 270 operating hours with normal residential use and proper maintenance; see the CMXGRAM7821242 owner's manual.

Lifespan for this Craftsman tractor (CMXGRAM7821242)

The manual’s useful-life guidance is based on time and engine hours.

Measure	Typical target	What to track
Calendar life	7 years	Storage, corrosion, rubber aging
Operating life	270 hours	Engine hours, deck hours, wear items

How to make it reach the full service life

These steps reduce engine load, heat, and deck wear.

• Change engine oil on schedule; replace the oil filter as needed
• Keep the engine cooling area and mower deck clear of grass buildup
• Replace the air filter when dirty to prevent power loss and rich running
• Keep blades sharp and balanced to reduce vibration and spindle wear
• Replace worn belts promptly to maintain blade speed and reduce slipping
• Avoid mowing unusually tall, dry grass that overloads the deck and belts

Parts that commonly affect performance over time

If cut quality drops or the deck starts slipping, these wear parts are common fixes.

• Mtd lawn & garden equipment engine oil filter 951-12690 (helps protect the engine when changed with oil)
• Mtd lawn & garden equipment engine air filter 937-05129 (restores airflow and power)
• Mtd lawn tractor 42-in deck 3-in-1 blade 942-0616A (improves cut quality and reduces strain)
• Lawn tractor blade drive belt, 1/2 x 96-1/2-in 954-04060C (restores proper blade speed)

Why it matters

Hours and seasons help you plan maintenance and decide when wear on safety and mechanical systems makes annual inspection the right move.

Last updated: February 2026