FXL18 - Bruckners Truck Sales

FXL1818,000 LBS. [8 165 kg]• Unitized wheel hubs—requires nomaintenance—permanentlysealed with grease.• Sealed tapered kingpins and bearings keep outroad splash, extend axle life and lower maintenance.• Forged I-Beam construction, strong and lightweight.DETAIL SPECIFICATIONSMAKE: MACKType . . . . . . . . . . . . . Reverse Elliot, Drop-Forged& Heat Treated I-BeamSize (Beam Center Height) . . . . . 4.75" [121 mm]Flange Width . . . . . 3.50" [89 mm] Top & BottomWeb Thickness . . . . . . . . . . . . . . . 0.75" [19 mm]Section Modulus . . . . . . . . . . . 9.90" in 3 [172 cm 3 ]STEERING KNUCKLE:Material . . . . . . . . . . . . . Chromium MolybdenumAlloy Steel, Heat TreatedSpindle DiameterInner Bearing . . . . . . . . . . . . . . 2.68" [68 mm]Outer Bearing . . . . . . . . . . . . . . 2.68" [68 mm]Steering Knuckle Pin:Material . . . . . . . . . Modified Carbon Steel, HeatTreated & Induction HardenedType . . . . . . . . . . . . . . . . . . . . . . . . . . . . .TaperedDiameterTop . . . . . . . . . . . . . . . . . . . . . . 1.57" [40 mm]Bottom . . . . . . . . . . . . . . . . . . . 2.36" [60 mm]STEERING KNUCKLE: (Continued)Inclination . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6°Knuckle Pin SupportUpper . . . . . . . . . . . . . .Tapered Roller BearingLower . . . . . . . . . . . . . . . . . . Grooved BushingThrust BearingType . . . . . . . . . . . . . . Tapered Roller BearingLocation . . . . . . . . . . . . . . . . . Top of Knuckle PinHub . . . . . . . . . . . . . . . . . . . . . . . . . . Ductile IronBearings . . . . . . . . . . . . Tapered Roller (Unitized)Lubrication . . . . . . . . . . . . . . . Permanently lubedwith Synthetic GreasePivot Centers:FXL18 . . . . . . . . . . . . . . . . .69.92" [1 776 mm]Spring Centers . . . . . . . . . . 33.5" [851 mm] MRU32.5" [826 mm] GUNOTE: FXL used with wide base type tires willexceed 96" [2 438 mm] overall width.®Mack Trucks, Inc., Allentown, Pennsylvania

FXL1818,000 LBS. [8 165 kg]FRONT AXLEBRAKESTYPESIZEDIAMETERWIDTHMAKEACTUATIONLINING THICKNESSCAM16.5" [419 mm]5" [127 mm]Arvin MeritorAir0.85" [22 mm]TaperedLINING AREA, TOTAL 376 in 2 [2 439 cm 2 ]CHAMBER SIZE—Sq. In. Per WheelSLACK ADJUSTER LENGTHBRAKE ADJUSTMENTDUST SHIELDS1 @ 24[155 cm 2 ]5.5" [140 mm]Self-AdjustingOptionalSUSPENSIONSPRING CAPACITY(GRD. LOAD RATING)SPRING SIZELENGTHSPRING SIZEWIDTHCHASSIS MODELAPPLICATION18,000 lb.[8 165 kg]STD.Taperleaf - Shackle 52.52" [1 334 mm] 4" [102 mm] GUMultileaf - Shackle 52.52" [1 334 mm] 4" [102 mm] GU (OPT.)Multileaf - Slipper 50.25" [1 276 mm] 3.5" [89 mm] MRUTaperleaf - Shackle 52.52" [1 334 mm] 4" [102 mm] GU18,000 lb.[8 200 kg]HEAVY DUTYTaperleaf - Slipper 50.25" [1 276 mm] 3.5" [89 mm] MRUMultileaf - Shackle 52.52" [1 334 mm] 4" [102 mm] GUMultileaf - Slipper 50.25" [1 276 mm] 3.5" [89 mm] MRUTAPERLEAF SHACKLETAPERLEAF EYE & SLIPPERMULTILEAF SHACKLEMULTILEAF EYE & SLIPPERThe information in this brochure was accurate as known as of the date of thepublication. Illustrations may not be representative of current product. MackTrucks, Inc. reserves the right to make changes in specifications, equipment orA SALES ENGINEERING PUBLICATIONdesign, or to discontinue models or options without notice at any time.©2007 Mack Trucks, Inc. FRO029 240 1500 2/26/2007 Printed in U.S.A.