Homelite Flex Shaft part# 98816 was used on the following Homelite String Trimmer models; d630dc, d730cdv, d830ca, d830cd, GST, GST18, HGT, HLT, HLT16, HLT17C, HLT18, i625cd, i630cd, andi725cc. Even if your model is listed here, all Homelite parts are UT and/or serial number specific. Please refer to a parts breakdown for your particular model and UT number to assure that this is the correct part for your machine before you order.