Spring 9861998 is used on selected Hiab equipment as part of a mechanical assembly where controlled tension or return movement is required. Over time springs can weaken, stretch or break due to repeated use and load cycles. Replacing a worn or damaged spring with the correct Hiab part number helps maintain reliable operation and correct mechanical movement. Compatibility Part number 9861998 is fitted to selected Hiab machines. Suitability depends on the crane model and serial number. If you are unsure whether this spring is correct for your equipment, contact us with the serial number and we will confirm compatibility before you order. Only commonly used parts are listed on our website. We can supply any Hiab parts UK customers require, including model specific mechanical components identified by part number. If you cannot find the part you need, contact us with the serial number of your crane and details of the part required and we will help identify the correct item. Call: 01937 349222Email: [email protected]