"TRD Shift Knob TRD - Shift Knob - 33504-SP003 The TRD shift knob features the unique TRD logo appearance together with an improved feel and weight compared to the standard gear knob. Features * Available in a number of styles * Features TRD logo for custom appearance * Shift Pattern included" Source: http://www.nengun.com/trd/shift-knob There's not much about its weight. Even on the trdparts.jp site. Thanks for replying though.