Insulated return Yes, Voltage 28, Amp 100, Belt Adjustment Bracket Hole 3 1/2" UNC, Radius 3 106.50, Regulator type IR, Belt Adjustment Bracket Hole 1 1/2" UNC, Mounting Bracket Distance 103.00, Radius 108.00, Prod. info BN, Bracket Hole Size Rear 13.00, Pulley w/o, Radius 4 107.50, Servicing Volvo, D+ Position 5, Fan EF, Radius 2 107.00, B+ M8, Rotation CW, Belt Adjustment Bracket Hole 2 1/2" UNC, Bracket Hole Size 1 13.00, Holder Arm Width 14.70, D+ Size M5, Belt Adjustment Bracket Hole Position 56;60;4, Total Length 249.00, Position 60, B+ Position 30, Remarks Fan: HC-CARGO 134317. Pulley: HC-CARGO 131176.