Part Location Diagram of 7012124YP Murray PULLEY, IDLER, V21
See part C-4 in the diagram
( Grid squares measure 1x1 inch )

PULLEY, IDLER, V21 7012124YP

Manufactured by:
Murray
ERP Number:
ERP18603544
Part Number:
7012124YP
Original Equipment Manufacturer ?
  Works with your model  CP215519HV!
In Stock
Delivers in 3-5 Business Days!

A Bit Difficult 

30 - 60 mins 

(7 rated repairs) ?
  Works with your model   CP215519HV!

Product Description

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This is a genuine Snapper replacement part that has been sourced from the original manufacturer to be used with walk-behind lawnmowers. The idler pulley attaches to the idler clutch arm and is used to engage the drive belt. The idler pulley is priced as a single item.

Troubleshooting

This part works with the following brands:
  • Snapper
This part works with the following products:
  • Lawn Mower
  • Tiller
Part# 7012124YP replaces these:
7012124YP,

Customer Part Reviews

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4.2
Average Rating (out of 5):
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(5 Reviews)
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Questions & Answers

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Customer Repair Instructions

All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part.

A Bit Difficult 

30 - 60 mins 

(7 rated repairs) ?
  • 1
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All parts were correct

Ron from Arlington, Texas

7 of 7 people found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
1- 2 hours
Tools:
Pliers, Socket set
I removed the blade and clutch pack to replace the main drive belt. The rest of the drive system was easy , i just had to remove one wheel to get to the rest of the system. The replacement parts are good quality. Hopefully they well last 43 years like the originals I replaced on my 1974 Snapper 21 with Wisconsin Robins engine
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Yearly maintance.

Gary from Algona, Washington

2 of 2 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
More than 2 hours
Tools:
Pliers, Screw drivers, Socket set, Wrench (Adjustable), Wrench set
Replaced the old parts with the new.
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Idler pulley worn

Troy from Goodland, Kansas

2 of 2 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
15 - 30 mins
Tools:
Socket set
Parts Used:
7012124YP
Remove the bolt and nut from the idler clutch arm, and remove the worn idler pulley. Install the new idler pulley with the same nut and bolt.
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Idler pulley had broken, so replaced pulley and belts at same time.

Charles from Arlington, Texas

1 person found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
15 - 30 mins
Tools:
Pliers, Screw drivers, Socket set
Parts Used:
7012508YP, 7012354YP, 7012124YP
Removed lawn mower blade to get remove old belt and replace with new one.
Removed spring from Idler Pulley mount, and replaced idler pulley, and connected new belt.
Disconnected drive shaft on one side and removed old belt and replaced with new belt.
Tightened all the bolts and reconnected tension springs.
Job comp leted in approx. 15 minutes.
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Idler Pulley

Ed from Houma, Louisiana

1 person found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
Less than 15 mins
Tools:
Nutdriver, Pliers
Parts Used:
7012124YP
Removed Blade inserted bolt through top of mower deck then tightened nut. Next using pliers bent the retaining spring in place with the \"U\" hook latching onto the opening where the belt comes through. Old Snapper Self Propelled mower V212P4.
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Idler pulley was split and tore-up the belt

RICHARD from OMAHA, Nebraska

0 of 1 people found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
15 - 30 mins
Tools:
Pliers, Socket set, Wrench set
Parts Used:
7012124YP
Removed the bad pulley and replaced it.Also replaced both of the belts,at the same time.
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Self-drive wore out, drive belt failed.

Mark from Rockaway, New Jersey

0 of 1 people found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
30 - 60 mins
Tools:
Pliers, Socket set, Wrench set
Parts Used:
7012124YP, 7072284YP
Removed old belt, shift linkage, and dis-assembled top Hub Assembly
Removed lower Drive Disc assembly- needed special wrench- a 7/8\" flat (or pump) open-end wrench, to hold the flats on the bushing, close clearance between Drive Disk and Idler Arm, to remove the nut ( under deck)
Removed the old Hex Shaft.
Installed new belt (remove blade, for access)
Replaced lower Drive Disc, and installed tension spring.
Installed new Hex Shaft
Replaced Hub assembly, and installed tension spring.
Replaced shift linkage
Test drive !!
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  • 1

Model Cross Reference

This part works with the following models:
ERP Number: ERP18603544
Manufacturer Part Number: 7012124YP
Brand Model Number Description
Snapper 21350 Lawn Mower - () 21" 3.5 Hp Steel Deck Series 0
Snapper 21350P Lawn Mower - () 21" 3.5 Hp Steel Deck Series 0
Snapper 21350PS Lawn Mower - () 21" 3.5 Hp Steel Deck Series 0
Snapper 21351P Lawn Mower - 21" 3.5 Hp Steel Deck Series 1
Snapper 21351PD Lawn Mower - 21" 3.5 Hp Steel Deck Series 1
Snapper 21351PS Lawn Mower - 21" 3.5 Hp Steel Deck Series 1
Snapper 21355P Lawn Mower - 21" 3.5 Hp Steel Deck Series 5
Snapper 21355PD Lawn Mower - 21" 3.5 Hp Steel Deck Series 5
Snapper 2135XPS Lawn Mower - 21" 3.5 Hp Steel Deck Electric Start Series X
Snapper 2135XPST Lawn Mower - 21" 3.5 Hp Steel Deck Electric Start Series X
Snapper 2135YP Lawn Mower - 21" 3.5 Hp Steel Deck Bbc Series Y
Snapper 21400 Lawn Mower - () 21" 4 Hp Steel Deck Series 0
Snapper 21401P Lawn Mower - 21" 4 Hp Steel Deck Series 1
Snapper 21401PD Lawn Mower - 21" 4 Hp Steel Deck Series 1
Snapper 21401PD-2 Lawn Mower - 21" 4 Hp 2 Cycle Steel Deck Series 1
Snapper 21401PS Lawn Mower - 21" 4 Hp Steel Deck Electric Start Series 1
Snapper 21402P Lawn Mower - 21" 4 Hp Steel Deck Series 2
Snapper 21402PT Lawn Mower - 21" 4 Hp Steel Deck Series 2
Snapper 21404PB Lawn Mower - 21" 4 Hp Steel Deck Series 4
Snapper 21404PT Lawn Mower - 21-Inch 4 Hp 2 Cycle Steel Deck
Snapper 21404PT-2 Lawn Mower - 21" 4 Hp 2 Cycle Steel Deck Series 4
Snapper 21405P Lawn Mower - 21" 4 Hp Steel Deck Series 5
Snapper 21405P-2 Lawn Mower - 21" 4 Hp 2 Cycle Steel Deck Series 5
Snapper 21405PD Lawn Mower - 21" 4 Hp Steel Deck Series 5
Snapper 21405PD-2 Lawn Mower - 21" 4 Hp 2 Cycle Steel Deck Series 5
Snapper 21405PDT Lawn Mower - 21" 4 Hp Steel Deck Series 5
Snapper 21405PN Lawn Mower - 21" 4 Hp Steel Deck Series 5
Snapper 21405PS Lawn Mower - 21" 5 Hp Steel Deck Electric Start Series 5
Snapper 21405PT Lawn Mower - 21" 5 Hp Steel Deck Series 5
Snapper 2140YP Lawn Mower - 21" 4 Hp Steel Deck Experimental Bbc Series Y