its below the the upper and above the lower,
It's the part you bolt the motor to and the blade is under.
on the mower deck
john deere LT155 38inch cut mower deck
To replace the mower deck belt on a Simplicity mower, first, ensure the engine is off and disconnect the spark plug for safety. Remove the mower deck by detaching the pins or brackets holding it in place. Once the deck is removed, locate the old belt and note its routing before removing it. Install the new belt by threading it through the same path, then reattach the mower deck and reconnect the spark plug.
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To replace the mower deck belt on your STX30, first, ensure the mower is turned off and disconnect the battery for safety. Remove the mower deck by disengaging the lift and any pins or bolts holding it in place. Once the deck is off, release the old belt from the pulleys and install the new belt by threading it through the appropriate guides and pulleys. Finally, reattach the mower deck and reconnect the battery before testing the mower to ensure proper function.
To replace the mower deck belt on a Huskee LT 4200 riding mower, first ensure the mower is turned off and safely positioned. Remove the deck by disconnecting the lift lever and any retaining pins or bolts. Once the deck is off, locate the old belt, remove it from the pulleys, and then install the new belt by following the path indicated in the owner's manual. Finally, reattach the deck and ensure everything is secured before testing the mower.
To change the mower deck belt on an Exmark Lazer Z HP, first, ensure the engine is off and the key is removed. Raise the mower deck to its highest position and remove the deck from the mower by unhooking the suspension arms and disconnecting the drive belt. Once the deck is off, peel off the old belt from the pulleys and replace it with the new one, ensuring it follows the correct routing. Finally, reattach the deck and test the mower to ensure proper operation.
38'' deck
Measure the width of the deck with a tape measure.
mower manuls are at this link http://manuals.mtdproducts.com/mtd/DocGetter?doc=769-00533.pdf
In most cases removing the deck will make the job easier and faster.
How do you change a mower deck belt on a John Deere L130?Read more: How_do_you_change_a_mower_deck_belt_on_a_John_Deere_L130