TrainMasterModels.com Toggle Search Account Checkout Cart Recent Arrivals HO Recent Arrivals N Recent Arrivals Z Recent Arrivals O Recent Arrivals G Recent Arrivals S Recent Arrivals Train Sets HO Train Sets N Train Sets Z Train Sets O Train Sets G Train Sets S Train Sets Battery Train Sets HO Scale HO Recent Arrivals HO Locomotives HO Steam HO Diesel HO Electric HO Passenger Cars HO Freight Cars HO Train Sets HO Vehicles HO Figures HO Structures HO Parts HO Locomotive and Rolling Stock Parts HO Structural Detail Parts HO Couplers, Trucks & Wheels HO Decal/Dry Transfers HO Track HO Scale Scenery HO Future Releases N Scale N Recent Arrivals N Locomotives N Steam N Diesel N Electric N Passenger Cars N Freight Cars N Train Sets N Vehicles N Figures N Structures N Parts N Locomotive and Rolling Stock Parts N Structural Detail Parts N Couplers, Trucks & Wheels N Decal/Dry Transfers N Track N Scale Scenery N Future Releases Z Scale Z Recent Arrivals Z Locomotives Z Steam Z Diesel Z Electric Z Passenger Cars Z Freight Cars Z Train Sets Z Vehicles Z Figures Z Structures Z Parts Z Locomotive and Rolling Stock Parts Z Structural Detail Parts Z Couplers, Trucks & Wheels Z Decal/Dry Transfers Z Track Z Scale Scenery Z Future Releases O Scale O Recent Arrivals O Locomotives O Steam O Diesel O Electric O Passenger Cars O Freight Cars O Train Sets O Vehicles O Figures O Structures O Parts O Locomotive and Rolling Stock Parts O Structural Detail Parts O Couplers, Trucks & Wheels O Decal/Dry Transfers O Track O Scale Scenery O Future Releases G Scale G Recent Arrivals G Locomotives G Steam G Diesel G Electric G Passenger Cars G Freight Cars G Train Sets G Vehicles G Figures G Structures G Parts G Locomotive and Rolling Stock Parts G Structural Detail Parts G Couplers, Trucks & Wheels G Decal/Dry Transfers G Track G Scale Scenery G Future Releases S Scale S Recent Arrivals S Locomotives S Steam S Diesel S Electric S Passenger Cars S Freight Cars S Train Sets S Vehicles S Figures S Structures S Parts S Locomotive and Rolling Stock Parts S Structural Detail Parts S Couplers, Trucks & Wheels S Decal/Dry Transfers S Track S Scale Scenery S Future Releases Model Supplies Non Scale Scenery Adhesives, Cleaner & Lubricant Scratch Building Supplies Paint and Painting Supplies Decals/Dry Transfers Hardware Signs Tools Marklin Parts Other Scales Train Merchandise DVD's, Videos and Software Current Collectibles Books - Catalogs Magazines - Calendar Adult Apparel Gift Certicates Kids Merchandise Battery Train Sets Kids Apparel Melissa and Doug DVD's, Videos and Software Kids Books Thomas The Train & Friends Other Kids Electrical Electrical Supplies DCC - Digital Command Control Speakers and Sound Non-Digital Turnout Controls Smoke Signals Power Supplies Future Releases HO Future Releases N Future Releases Z Future Releases O Future Releases G Future Releases S Future Releases Search site Submit search Nav Menu 4 Nav Menu 5 Nav Menu 6 Nav Menu 7 Nav Menu 8 You are here:Home > O Scale > O Parts > O Couplers, Trucks & Wheels Find by Pricing Below 3 (9)3 to 4.99 (20)5 to 8.99 (12)9 and Above (36) Find by Brand Atlas O (14)Bachmann Industries (4)Grandt Line Products Inc (5)Intermountain Railway Company (1)Kadee Quality Products (23)Keil-Line Products (4)MTH Electric Trains (5)Northwest Short Line (4)Precision Scale Co. (15)San Juan Car Co (2) Sort By: Price: Low to High Price: High to Low Most Popular Title Manufacturer Newest Oldest Availability 180 per page 360 per page Page of 1 Atlas 6945 O Adust-A-Couplers Pkg 2 50-Ton In-Stock $10.19 Atlas 6946 O Adust-A-Couplers Pkg 2 70-Ton In-Stock $10.19 Atlas 7036 O 2-Rail Conversion Kit Includes 4 Scale 36" Wheelsets & 1 Pair Scale Magnetic Couplers In-Stock $28.99 Atlas 7067 O Andrews 2-Rail Freight Car Trucks 1 Pair In-Stock $28.99 Atlas 7066 O 100-Ton Roller Bearing 2-Rail Freight Car Trucks 1 Pair In-Stock $28.99 Atlas 7064 O Barber-Bettendorf 2-Rail Freight Car Trucks 1 Pair In-Stock $28.99 Atlas 7068 O Roller Bearing 2-Rail Caboose Trucks 1 Pair In-Stock $28.99 Atlas 66030 O 100-Ton Roller Bearing Trucks w/Knuckle Coupler 3-Rail 1 Pair In-Stock $28.99 Atlas 66032 O 50-Ton Barber-Bettendorf Trucks w/Knuckle Coupler 3-Rail 1 Pair In-Stock $26.99 Atlas 66033 O Andrews Trucks w/Knuckle Coupler 3-Rail 1 Pair In-Stock $28.99 Atlas 66034 O 70-Ton Roller Bearing Trucks w/Knuckle Coupler 3-Rail 1 Pair In-Stock $28.99 Atlas 66035 O Friction Bearing Caboose Trucks w/Knuckle Coupler 3-Rail 1 Pair In-Stock $28.99 Atlas 66036 O 70-Ton Modified Friction Bearing Trucks w/Knuckle Coupler 3-Rail 1 Pair In-Stock $28.99 Atlas 66029 O Commonwealth Express Trucks w/Knuckle Coupler 3-Rail 1 Pair In-Stock $28.99 Bachmann 29903 On30 Spectrum On30 Trucks w/Wheel Sets Freight Arch Bar Long Wheelbase 1 Pair In-Stock $16.19 Bachmann 29905 On30 Spectrum On30 Trucks w/Wheel Sets Freight Vulcan 1 Pair In-Stock $13.69 Bachmann 29902 On30 Spectrum On30 Trucks w/Wheel Sets Passenger Diecast 1 Pair In-Stock $13.59 Bachmann 29904 On30 Spectrum On30 Trucks w/Wheels Freight Arch Bar 4'1" Wheelbase Matches Log Cars 1 Pair In-Stock $16.19 Grandt Line 141 O Pedestal Journal Box & Spring Set Colorado & Southern Caboose In-Stock $6.29 Grandt Line 27 O Box Car Coupler Pocket Rio Grande In-Stock $2.93 Grandt Line 34 O Cast Iron Railcar Wheels 18" 9-Spoke In-Stock $2.93 Grandt Line 45 O Griffin Denver Wheelsets 26" In-Stock $3.79 Grandt Line 59 O Coupler Pocket 30" Reefers DRGW In-Stock $2.93 Intermountain 20050 O Wheelset 33" Brass Insulated Pkg 4 In-Stock $13.59 Kadee 801 O Acetal Plastic Couplers w/Metal Springs Box Car Color In-Stock $4.59 Kadee 803 On3 On3 Coupler w/Draft Gear Box 2 Pairs In-Stock $6.19 Kadee 804 O Acetal Plastic Couplers w/Metal Springs 1 Pair In-Stock $3.79 Kadee 812 O Coupler Height Gauge O Scale In-Stock $18.49 Kadee 845 O O Knuckle Springs #804 805 & 806 In-Stock $2.15 Kadee 846 O Springs Coupler Centering for #802 or #803 In-Stock $2.15 Kadee 847 O Knuckle Springs For #802 & #803 In-Stock $2.64 Kadee 805 O All-Metal Magnetic Knuckle Couplers 1 Pair In-Stock $3.79 Kadee 806 O Couplers Plastic Short & Draft Gear Box for P&D Hobbies F-Units 1 Pair In-Stock $4.69 Kadee 807 On3 On3 Coupler w/Draft Gear Box 2 Pairs In-Stock $7.59 Kadee 811 O Uncoupler-Magnetic Between the Rails Mount for O 2-Rail In-Stock $4.49 Kadee 815 On30 On30 Coupler Height Gauge Includes Coupler In-Stock $7.29 Kadee 300 On30 24" Griffin Ribbed-Back Wheelsets Pkg 8 In-Stock $8.69 Kadee 800 O Acetal Plastic Couplers w/Metal Springs Rust Color In-Stock $4.59 Kadee 809 O 3 Rail Uncoupler Between The Rails In-Stock $4.79 Kadee 813 On3 On3 Coupler Height Gauge In-Stock $17.89 Kadee 816 O Metal Knuckle Coupler w/Plastic Draft Gear Box & Lid Kit 1 Pair In-Stock $4.99 Kadee 817 O Plastic Draft Gear Box & Lid Kit In-Stock $3.59 Kadee 740 O New Generation AA R Type E Coupler Metal Medium Centerset 2 Pair In-Stock $9.79 Kadee 742 O New Generation Type E Coupler 2 Pair In-Stock $9.79 Kadee 743 O 2014 New Generation Metal Type E Coupler w/Draft Gear Box 2 Pair In-Stock $9.79 Kadee 746 O 2016 New Generation Metal Type E Coupler w/Draft Gear Box 2 Pair In-Stock $9.79 Kadee 747 O New Generation AAR Type E Coupler 2 Pair In-Stock $9.79 Keil-Line 48191 O Wheelsets 33" Plastic In-Stock $5.59 Keil-Line 48217 O Bolster & Draft Gear Set In-Stock $8.79 Keil-Line 48380 O Bolster Old-Time Cars 1/8" High In-Stock $3.99 Keil-Line 4892 O Wheelset 36" Plastic In-Stock $5.99 MTH 20-89003 3 Rail Freight Car Two Truck Pack Bettendorf In-Stock $21.89 MTH 20-89010 Premier End of Train Device Roller Bearing Freight Truck In-Stock $21.89 MTH 20-89013 End of Train Device Roller Bearing Freight Truck White In-Stock $21.79 MTH 20-89015 2 Rail Bettendorf Caboose Truck Pkg(2) In-Stock $21.79 MTH 20-89016 2 Rail Roller Bearing Caboose Truck Pack In-Stock $21.89 NWSL 378014 On3 On3 Shoulder Axle Nickel Wheelset 20"/110 In-Stock $11.09 NWSL 378024 On3 On3 Shoulder Axle Nickel Wheelset 24"/110 In-Stock $11.09 NWSL 378234 On3 On3 Flush Axle Nickel Wheelset 26"/110 In-Stock $27.99 NWSL 378884 On30 On30 Shoulder Axle Nickel Wheelset 18"/110 In-Stock $12.09 Precision Scale 40186 O Draw bar In-Stock $2.63 Precision Scale 40276 O Whl 45" spoked unmach 2/ In-Stock $4.59 Precision Scale 40278 O Coupler dummy slotted In-Stock $4.09 Precision Scale 403311 O Cplr l&p shank reg K 2/ In-Stock $2.93 Precision Scale 40814 O Cplr mcb wrkg s/s rk 2/ In-Stock $5.59 Precision Scale 408144 O Cplr mcb dmy S/S RK 2/ In-Stock $2.28 Precision Scale 408155 O Cplr mcb dmy S/SS PK 2/ In-Stock $3.49 Precision Scale 408211 O Cplr mcb dmy L&PS/PK 2/ In-Stock $3.89 Precision Scale 4195 O Driver ctr cwtd unm 50"4/ In-Stock $6.49 Precision Scale 4303 O Drv ctr cc-w 17sp 51"l 2/ In-Stock $4.59 Precision Scale 5338 O Trolley nbeam w/qpost set In-Stock $3.89 Precision Scale 9004 O Outside hng brkbm assy 4/ In-Stock $5.59 Precision Scale 9012 O Log trk side frm&bs 6 pcs In-Stock $12.49 Precision Scale 9013 O Log truck end beam 4/ In-Stock $5.39 Precision Scale 9014 O Log truck chock beam 2/ In-Stock $3.49 San Juan Car 5105 O Sharon Coupler For Tenders & Locomotives In-Stock $4.99 San Juan Car 5114 O Evolution Knuckle Coupler Brown 2 Pair In-Stock $4.99
