I am about to rebuild my front end steering in my 01 dodge ram 2500 quad cab 5.9l 6cyl. and they asked if its a 3500 lb or 4500 lb front axle both show dana 60 which i have, so how do you tell which one is which?

Look in the driver door jam.

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Or glove box. You can call any dodge dealer and give them your vin #

I contacted Dodge and was told that i get a build sheet, so i researched forums and found a website and emailed them late Friday night and Saturday afternoon i got this email.Dear John: Thank you for contacting the Ram Customer Assistance Center, your emails are important to us! We are pleased to provide vehicle build information per your request for your 2001 Ram 2500. According to our records, your vehicle was equipped from the factory with the following: VIN: 3B7KF23661G818297 Vehicle Description: DODGE RAM 2500 P/U QUAD CAB Model Year: 2001 Body Model: BE 7 L 33 Sales Code Description *R1 Premium Cloth 40/20/40 Bench Seat -C3 Mist Gray ADAP Light Group ADJP Heavy Duty Service Group AHC Trailer Tow Group AHJ Camper Special Group AHLP Heavy Duty Insulation Group AJKP Convenience Group APAS Monotone Paint ASPP SLT Decor Group A42P 5.9l TD ENG(ETC)/4SPD A/T 47RE(DGP) BAZP 136 Amp Alternator BCQP 750 Amp Maintenance Free Battery BRTS Anti-Lock 4-Wheel Disc Brakes CBEP 40/20/40 Split Bench Seat CGDS Front Height Adjust Shoulder Belts CGWS Next Generation Front Air Bags** CGZS Passenger Air Bag On/Off Switch CHEP Deluxe Headliner CKEP Front Seat Area Carpet CLAP Front Floor Mats CSPS Passenger Assist Handle CUDP Mini Overhead Console CXDP Trim Parts For 'SLT' CPOS DGBS All 4-Speed Automatic Transmissions DGP 4-Spd. Automatic 47RE Transmission DHAP Lock-Up Torque Converter DHHS Shift-on-the-Fly, 241 Transfer Case DJFS Dana M60/248MM Front Axle DMDP 3.55 Rear Axle Ratio DREP Dana M70/267MM Rear Axle EAAC All Engines ETC 5.9L I6 Cummins 24V Diesel Engine GACS Tinted Glass Windows GFD Rear Sliding Window GNAS Rear View Day/Night Mirror GNMP Passenger Side Sun Visor w/Mirror GTSP Power Heated Mirrors, Fold-Away GVBC All Vehicles W/Power Mirrors GXM Remote Keyless Entry HAAP Air Conditioning HGAS Hood Insulation HGBS Dash Liner Insulation HGDP Deluxe Insulation Group I86S Route 86 - CSX, Lawrenceville, GA JAYS Instrument Cluster w/Tach JCBS 120 MPH Primary Speedometer JHAS Var Intermittent Windshield Wipers JJAS Cigar Lighter JJBS Dual Note Electric Horns JJJS 12V Auxiliary Power Outlet JPBP Power Locks JPDP Power Windows, Driver One-Touch JPV Power 8-Way Driver Seat JRDP Power Driver Seat KRAP STRIPE/BADGE/MOLDING/COLOR KTAP STRIPE/BADGE/MOLDING/COLOR K1XP STRIPE/BADGE/MOLDING/COLOR K17P STRIPE/BADGE/MOLDING LBAP Map/Courtesy Lamp LBCP Glove Box Lamp LDAS Underhood Lamp LMAS Halogen Headlamps LNJ Fog Lamps LPES Cargo Lamp MBFS Bright Rear Bumper MCTS Bright Front Bumper MFDS Bright Grille MHAS Black Windshield Moldings MUZP SLT Badge MWDS Removable Tailgate w/Caliper Latches MXB Front Air Dam MXCP Front Bumper Sight Shields NAA Federal Emissions NBLP Delete EVAP Control System NFUS 34 Gallon Fuel Tank NHBP Auxiliary Transmission Oil Cooler NHKP Engine Block Heater NHMP Speed Control NMCP Heavy Duty Engine Cooling PX8A Black Clear Coat QX8S Black Clear Coat RAAC All Radio Equipped Vehicles RAZ AM/FM Cassette Compact Disc Radio RCEP Infinity Speakers RDDP Fixed Long Mast Antenna SBAS Power Rack and Pinion Steering SCVP Leather Wrapped Steering Wheel SFBS Front Heavy Duty Shock Absorbers SGBS Rear Heavy Duty Shock Absorbers SHAS Front Stabilizer Bar SHCP Front and Rear Stabilizer Bars SUAP Tilt Steering Column TBBS Full Size Spare Tire TBMP Tire Carrier Winch TXFP LT265/75R16E BSW All Season Tires TZHP Michelin Brand Tires WDZP 16X8.0 Forged Aluminum Wheels WLBP Steel Spare Wheel WLZC All Aluminum Wheels WMJP Center Hub XBSS Pickup Box XCMS Vendor Painted Cargo Box XEFP Transfer Case Skid Plate Shield XFHP Class IV Receiver Hitch XFKP 7 Pin Wiring Harness XFLP 7 to 4 Pin Wiring Adaptor XZBP MOPAR Bed Rail/Tailgate Caps YAAS Build To U.S. Mkt. Specifications Thanks again for your email. Sincerely, Lynn