Arrowhead Arctic Cat Regulator / Rectifier 1999-gmc-sierra-2500-slt-esi7003749 With its greater ground clearance

With its greater ground clearance and an improved approach angle

ZoneControl R is a revolutionary technology delivering position sensitive rebound damping which eliminates harsh suspension top-out events and the need for an external limit strap

Seals are Type TC double lip seals with stainless steel garter springs

Add adapter 60564 for Extended Cab Long with Bed (8' 2") 164

Arrowhead Arctic Cat Regulator / Rectifier 1999-gmc-sierra-2500-slt-esi7003749 With its greater ground clearanceNew replacement regulator rectifier meets or exceeds the original manufacturer specifications and performance standards. Robust design with high quality components for extended life Direct OEM replacement, using stock mounting location OEM style connectors for plug and play fitment Improved heat sink and charging capabilities One year manufacturer's warranty