Cage Made Up of 4340 Chromoly Material Thermoplastic Polyester Elastomer (TPEE) Boots 15% - 20% Increase in Diameter Compared to OEM Axles 10% - 15% Increase in CV Joint Size Compared to Regular Joints Wider Articulation Angles Boots Packed with High Load Molybdenum Grease Precision CNC Machined Direct OEM Replacement Can Fit 2", 3", 4" and 5" Bracket Lifts/Portal Gear Lifts/A-Arms of Particular Brands Backed by a 12 - Month Limited Warranty* Terms of Warranty: Demon HD Axles (excluding boots & clamps) are warrantied to the original purchaser for a period of 1 year from the date of purchase. Demon Powersports warranty does not apply to failure resulting from misuse, negligence, accident, improper application, improper installation or alteration. Demon Powersports will ship a replacement one time only at Demon Powersports’ discretion within 60 days of the date of purchase. If it’s over 60 days from date of purchase but within the 1 year period there will be a US $50 replacement fee + shipping fee. In all warranty cases, the purchaser must provide proof of purchase and proof of breakage.