Lesson 1Wheels, Tires, and Braking Systems (Rims, Hubs, Disc Rotors, Calipers, Pads)This part explain wheel setups, how to pick tires, and braking tools. You go learn how rims, hubs, rotors, calipers, and pads get spec out, check, store, and ready for safe fixing.
Rim and hub kinds, sizes, and specsDisc rotor sizes, offset, and fixingCaliper designs, fixing styles, and toolsBrake pad mixes, wear limits, and codesTire sizing, load ratings, and speed marksWheel, tire, and brake storage and markingLesson 2Electrical System Parts (Battery, Wiring Harness, ECU, Ignition, Lighting, Fuses)This part explain the electrical system, from power to lights. You go learn how battery, harness, ECU, ignition, and safety devices get spec, mark, and arrange for putting together and checking.
Battery kinds, ratings, and fixing toolsMain wiring harness branches and connectorsECU spot, fixing, and part numbersIgnition coils, plugs, and high-tension wiresLighting units, bulbs, and connector standardsFuses, relays, and circuit safety layoutLesson 3Overview of 250cc Street Motorcycle BuildThis part give big picture view of a 250cc street motorcycle. You go learn how big parts connect, how weight and packing balance, and how parts drawings show the full build.
Big assemblies and system group breakdownFrame, engine, and suspension layout overviewIntake, exhaust, and fuel path on chassisElectrical harness path and part zonesControl comfort and rider triangle basicsReading OEM exploded views and part treesLesson 4Fuel and Intake Systems (Fuel Tank, Fuel Lines, Petcock, Injectors/Carburetor)This part explain fuel storage and delivery parts. You go learn how tanks, lines, valves, pumps, and injectors or carburetors get spec, protect from dirt, and arrange for safe putting together.
Fuel tank build, caps, and ventingFuel petcock, pump, and filter setupsFuel line sizes, materials, and pathsInjectors, rails, and pressure regulator partsCarburetor bodies, jets, and float setupsIntake boots, airbox, and clamp directionsLesson 5Bodywork and Finishing Parts (Fairings, Seat, Fixing Fasteners, Decals)This part focus on body panels, seat units, and nice parts. You go learn how fairings, covers, fasteners, and decals get listed, protect from damage, and match by color and finish codes.
Front and side fairing panel spottingTail section, cowl, and seat base partsBodywork fixing clips, screws, and grommetsPaint, color, and graphic code refsWindscreens, mirrors, and trim extrasPacking and scratch stop for panelsLesson 6Controls and Rider Interface (Handlebar, Grips, Throttle, Clutch/Brake Levers, Foot Controls)This part cover all rider control parts and connections. You go learn how handlebars, levers, pedals, and cables get spec, adjust, and keep track to make sure comfort and safe running.
Handlebar sizes, rise, and clamp sizesGrips, bar ends, and shake control partsThrottle tube, cables, and housing setupsFront brake and clutch lever kinds and pivotsFootpegs, pedals, and linkage setupsControl adjust ranges and ref pointsLesson 7Chassis and Frame Parts (Subframe, Fixing Points, Fasteners)This part explain main frame, subframe, and strong brackets. You go learn how fixing points, gussets, and fasteners get spot, protect, and arrange to keep line straight and strong.
Main frame materials and build kindsSubframe designs, load paths, and supportsEngine and suspension fixing point spotsFrame brackets, tabs, and extra mountsChassis fastener grades, coatings, and torqueFrame ID numbers and rust careLesson 8Engine and Drivetrain Parts (Engine Assembly, Gearbox, Clutch, Chain/Sprockets)This part cover engine, gearbox, clutch, and final drive parts. You go learn how assemblies break into small parts, how chains and sprockets get spec, and how to keep track wear and replace items.
Engine assembly groups and big subassembliesGearbox shafts, gears, and selector partsClutch basket, hub, plates, and action partsFront and rear sprocket specs and tooth countsDrive chain pitch, length, and master link kindsDrivetrain wear check and replace setsLesson 9Suspension and Steering Parts (Front Fork, Rear Shock, Triple Clamps, Steering Bearings)This part explain suspension and steering tools. You go learn how forks, shocks, triple clamps, and bearings get spot, store, and ready so shape, preload, and damping stay right.
Front fork kinds, tube sizes, and travelRear shock units, linkages, and fixing pointsTriple clamp offsets, stem lengths, and pinchSteering head bearings, races, and sealsSwingarm build and pivot toolsSuspension marking, pairs, and direction