Check the listing for details. Fuel level sender sending unit, GM type, 0-30 ohms, 6”- 24” adjustable. Condition: New. Listed at 29.00 USD. The item below is the same as this one:www.ebay.com/itm/265230670097New GM fuel sender. 6”- 24” height and swing arm adjustable. 0 ohms (E) to 30 ohms (F) resistance output. GM standard output. VDO standard 5 hole mounting.Mounting holes diameter (alone 5 holes): 2.2" (54mm).Mounting plate diameter: 2.75" (70mm).Note: mounting screws are not included. Use the 90 degree arm end to insert to resistor board hole as center pin.Full installation manual included, or download here:www.intindustry.com/files/Fuel_Sender.pdf See our store for matching gauge:stores.ebay.com/Industrialstuffs/1921055017 See below for other ranges:www.ebay.com/str/industrialstuffs/Sender-for-fuel-level/_i.html?_storecat=4491720017 Need more advanced fuel sender? check our laser fuel sender:www.ebay.com/itm/265936351839