HP 419164-001 - Top cover - Surrounds keyboard and touchpad (tc4400) - Includes bracket and cable for the touchpad - Does NOT include touchpad Retail
HP 917052-001 - TouchPad assembly (Smoke Gray color) - Does not include the TouchPad bracket or the TouchPad cable Retail
HP 917051-001 - TouchPad assembly (Radiant Red color) - Does not include the TouchPad bracket or the TouchPad cable Retail
HP 492557-001 - Upper CPU cover (chassis top) - Includes TouchPad board with cable, TouchPad button board with cable, TouchPad bracket, and fingerp Retail