This is HPI Heavy Weight Grease. Can be used on Gears and Differentials. FEATURES: White tube of grease YOU WILL RECEIVE: One tube of grease SPECIFICATIONS: #30000 Weight (Listed on package) REQUIREMENTS: Nothing COMMENTS: Can be used on any kits where gears or differentials are used. dew 10-24-02 ir/kh JCT 04/16/04 &