John Deere Original Equipment Compression Spring - M148312 Part Specifications:  Wire Diameter (MM) 1.3720 Outside Diameter (MM) 13.6000 Free Length (MM) 69.4000 Spring Rate (LBF/in or N/mm)(N/MM) 1.050 Solid Length (MM) 29.2000 Number of Coils (UNITY) 20.0000 Material (ALPHA) A15-7 Finish (ALPHA) B-Zinc-Electro Plated Fits the following John Deere models: 4010 Mower Deck Attachment 4410 Mower Deck Attachment 4115 Mower Deck Attachment 4210 Mower Deck Attachment 4310 Mower Deck Attachment 4710 Mower Deck Attachment 2210 Mower Deck Attachment 4610 Mower Deck Attachment 2520 Mower Deck Attachment X595 Mower Deck Attachment X495 Mower Deck Attachment LX280 Mower Deck Attachment X744 Mower Deck Attachment X748 Mower Deck Attachment MC519 Mower Deck Attachment X724 Mower Deck Attachment X728 Mower Deck Attachment X465 Mower Deck Attachment X575 Mower Deck Attachment X700 Mower Deck Attachment X720 Mower Deck Attachment X595 Mower Deck Attachment X495 Mower Deck Attachment X485 Mower Deck Attachment X585 Mower Deck Attachment X740 Mower Deck Attachment X475 Mower Deck Attachment X749 Mower Deck Attachment X729 Mower Deck Attachment GX255 Lawn And Garden Tractor GX325 Lawn And Garden Tractor GX335 Lawn And Garden Tractor GX345 Lawn And Garden Tractor GX355 Lawn And Garden Tractor LX280 Lawn And Garden Tractor X300 Lawn And Garden Tractor X304 Lawn And Garden Tractor X310 Lawn And Garden Tractor X320 Lawn And Garden Tractor X324 Lawn And Garden Tractor X340 Lawn And Garden Tractor X360 Lawn And Garden Tractor X465 Lawn And Garden Tractor X475 Lawn And Garden Tractor X485 Lawn And Garden Tractor X495 Lawn And Garden Tractor X500 Lawn And Garden Tractor X520 Lawn And Garden Tractor X530 Lawn And Garden Tractor X534 Lawn And Garden Tractor X540 Lawn And Garden Tractor X575 Lawn And Garden Tractor X585 Lawn And Garden Tractor X590 Lawn And Garden Tractor X595 Lawn And Garden Tractor X700 Lawn And Garden Tractor X710 Lawn And Garden Tractor X720 Lawn And Garden Tractor X724 Lawn And Garden Tractor X728 Lawn And Garden Tractor X729 Lawn And Garden Tractor X730 Lawn And Garden Tractor X734 Lawn And Garden Tractor X738 Lawn And Garden Tractor X739 Lawn And Garden Tractor X740 Lawn And Garden Tractor X744 Lawn And Garden Tractor X748 Lawn And Garden Tractor X749 Lawn And Garden Tractor X750 Lawn And Garden Tractor X754 Lawn And Garden Tractor X758 Lawn And Garden Tractor X940 Lawn And Garden Tractor X948 Lawn And Garden Tractor X949 Lawn And Garden Tractor X950R Lawn And Garden Tractor This is an O.E.M. John Deere part.