NOS JOHN DEERE GENUINE OEM PART # R35439 GEAR 42T 2ND and 5TH 5010 TRACTOR. We have hundreds of Used Parts, Tools, Accessories and More Available. Buck & Knobby Equipment Co. Check out my other items.The item "JOHN DEERE R35439 GEAR, 5010 TRACTOR 42T 2ND & 5TH GEAR" is in sale since Wednesday, March 14, 2018. This item is in the category "Business & Industrial\Heavy Equipment, Parts & Attachments\Heavy Equipment Parts & Accessories\Antique & Vintage Equipment Parts". The seller is "buckandknobby" and is located in Ottawa Lake, Michigan. This item can be shipped worldwide.