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We stock a complete inventory of replacement leaf springs and attaching components for Class 6, 7, and 8 heavy-duty trucks and trailers including leaf spring hangers, leaf spring u-bolts, and leaf spring bushings. Can't find the truck spring for your semi, or need help deciding which spring is best for your application? Call us at 1-800-358-4751. We're open until 11 pm EST M-F, and 1 pm on Saturdays.
VSM Back-Up Alarm 322. 97 decibel. 12-24 volts, .5 amp or less current draw. SAE J994. Details
Back-Up Alarm 571.BU102 for Peterbilt applications. 102 decibel. 12-48 volts, SAE J994. Details
Back-Up Alarm 571.BU107. 107 decibel. 12-48 volts, SAE J994. Stud connection. Details
Back-Up Alarm 571.BU1071. 107 decibel. 12-24 volts, SAE J994, post terminals. Details
Back-Up Alarm 571.BU1072. 107 decibel. 12-24 volts, SAE J994, wire leads. Details
Heavy duty Back-Up Alarm 571.BU107HD. 107 decibel. 12-48 volts, SAE J994. Stud connection. Details
Hella Back-Up Alarm 571.BU110. 110 decibel. 9-48 volts, SAE J994. Replaces Hella number 009148141. Details
Back-Up Alarm 571.BU112. 112 decibel. 12-48 volts, SAE J994. Stud connection. Details
Back-Up Alarm 571.BU1121. 112 decibel. 12-24 volts, SAE J994, post terminals. Details
Back-Up Alarm 571.BU1122. 112 decibel. 12-24 volts, SAE J994, wire leads. Details
Back-Up Alarm 571.BU97 for Peterbilt applications. 97 decibel. 12-48 volts, SAE J994. Details
Back-Up Alarm switch 577.3030. Details