This is a brand new jcb 3cx. Jcb part no. This part will fit various jcb models but you need to check suitability for your machine by giving us your. If no jcb machine serial number. Is given before purchasing, we will dispatch this part as advertised with jcb part number 121/38104. The price is gbp 299.00 (includes vat). We accept the following. Oem part numbers are used for reference purposes only. We do not imply that any part is a product of these manufacturers.The item “JCB PARTS 3CX – SLEW PINION RACK (PART NO. 121/38104)” is in sale since Friday, August 08, 2014. This item is in the category “Business, Office & Industrial\Industrial Tools\Construction Tools\Excavators”. The seller is “abelpartsuk” and is located in Hounslow, Middlesex. This item can be shipped worldwide.