This list is mostly a copy of one that I got from Speed Theory, many years ago.  Got any suggestions?  Add them in the comments below.

Race Prep Bag

• Race Belt
• Body Glide
• Spare Goggles
• Elastic Bands
• Electrical Tape
• Scissors
• Sunscreen
• Hole Reinforcements
• First Aid Kit

Swim Items

• Anti-Fog Solution (Foggle wipes)
• Wetsuit Glide
• Swim Cap
• Goggles
• Neoprene Cap
• Wetsuit
• Tri Top
• Tri Shorts

Bike Items

• Bike
• Helmet
• Cycling Shoes
• Wheels
• Sunglasses
• Floor Pump
• Cycling Gloves
• Race Wheels
• Socks
• Spare Tube
• CO2 Accessories
• CO2 Cartridge
• Tire Levers
• Water Bottles
• Wrench Set/Tools

Run Items

• Hat
• Running Shirt
• Running Shoes
• Running Shorts
• Socks
• Sunglasses

Miscellaneous

• Energy Bars
• Energy Drink
• Energy Gels
• Heart Rate Monitor
• Race Number
• Timing Chip
• Sun Block
• Towel for Transition Area
• Warm Clothing
• Post-Race Clothing
• Rain Gear
• Towel
• TriBC Card