Triumph Motorcycles America, LTD (Triumph) is recalling certain Triumph S 4 Alarm Kits and Immobilizers made by Datatool. This alarm was sold for aftermarket use on certain Trophy, Trophy SE, Tiger 1050, Daytona 675, Rocket III, Tiger 800, Tiger 900, Tiger 955, Daytona 600, Daytona 650, Sprint ST 1050, Sprint ST, Sprint RS, America 790, Daytona 955i, Speed Triple 955i, Thunderbird, Street Triple, Bonneville 865cc, Thruxton 865cc, Bonneville T100 865cc, America/Speedmaster, Speed Triple 1050i, Sprint ST 1050, Sprint GT 1050 ABS, Speed Triple, T100, Street Twin, T120, Thruxton/R and Tiger Explorer motorcycles. These alarms have an internal nickel hydride battery that may leak.