Positioning:
The Suzuki LT 125 was an entry-level, lightweight ATV designed for recreational trail riding and general utility use. It competed in a growing market segment of accessible off-road vehicles.
Competitors:
Competed with other small-displacement ATVs from brands like Honda (e.g., ATC 110/125), Kawasaki (e.g., KLT 110/160), and Yamaha (e.g., YFM 125).
Features:
Lightweight design, easy maneuverability, reliable single-cylinder engine, and Suzuki's reputation for durable off-road vehicles.
Value For Owner:
Empowers owners to perform their own maintenance and repairs, saving on costly professional labor and extending the vehicle's lifespan.
Covered Years:
1983, 1984, 1985, 1986, 1987
Specific Models Covered:
Suzuki LT 125 models from model years 1983, 1984, 1985, 1986, and 1987.
Estimated Page Count:
Variable (typically 200-400 pages for comprehensive manuals of this era, actual size may vary up to 5GB)
Manual Type:
Service Repair Manual / Workshop Manual / Factory Manual / Repair Guide
Digital Format:
PDF (downloadable, may be zipped/RAR)
Engine:
Complete engine overhaul, disassembly, assembly, tuning, lubrication, cooling system, starting system, ignition system, fuel system, exhaust system.
Transmission:
Transmission overhaul, gear inspection, clutch service, shifting mechanisms.
Drivetrain:
Drive shaft, rear axle, differential (if applicable), chain/belt drive maintenance and adjustment.
Suspension:
Front and rear suspension, shock absorbers, forks, swingarm maintenance and adjustment.
Brakes:
Brake system inspection, maintenance, adjustment, and component replacement (drums/discs, lines, master cylinder, calipers).
Electrical System:
Wiring diagrams, lighting, battery, charging system (stator, rectifier), ignition system components, starter motor, switches.
Bodywork And Chassis:
Frame inspection, body panel removal/installation, fenders, seat, handlebars, controls.
Wheels And Tires:
Wheel bearing maintenance, tire inspection and replacement, rim repair.
Carburetor Service:
Detailed instructions for carburetor cleaning, rebuilding, jetting, and adjustment, including idle speed and mixture screw settings.
Ignition System Components:
Service and testing of spark plug, ignition coil, CDI unit, and stator.
Maintenance:
Regular servicing, lubrication schedule, fluid changes, filter replacement, spark plug service, valve adjustments.
Troubleshooting:
Diagnostic procedures for common problems such as no spark, starting issues, poor performance, electrical faults, engine noise.
Repair:
Detailed step-by-step instructions for component disassembly, repair, and reassembly across all major vehicle systems.
Rebuilding:
Comprehensive guides for engine rebuilds, transmission overhauls, and suspension component restoration.
Diagnostics:
Specific diagnostic trees and methods for identifying and resolving mechanical and electrical issues.
Installation:
Instructions for installing various components and accessories.
Depth:
Factory-level technical detail suitable for DIY enthusiasts and professional mechanics, covering routine maintenance to complete engine rebuilds.
Diagnostic Tools:
Guidance on using basic hand tools and diagnostic techniques; no specialized electronic diagnostic tools required for this era.
Download Delivery:
Instant download via email and checkout page after payment.
Compatible Os:
All operating systems (Windows, Linux, Mac) with a PDF reader.
Printability:
Printable on any standard printer.
Binding:
N/A (Digital download only)
Paper Type:
N/A (Digital download only)
Text Search:
Likely searchable text within the PDF for efficient information retrieval.
Illustrations Quality:
Illustrated with clear step-by-step instructions, including diagrams and exploded views.
Engine Type:
4-stroke, air-cooled, OHC
Bore X Stroke:
52.0 mm x 57.8 mm (typical for this era and displacement)
Compression Ratio:
8.3:1 (typical)
Horsepower:
Approximately 9-12 HP (estimated, actual figures vary)
Torque:
Not explicitly provided, but consistent with its displacement.
Carburetor:
Mikuni VM18 (typical specification)
Fuel Type:
Unleaded gasoline
Fuel Delivery:
Gravity feed from fuel tank to carburetor.
Ignition System:
CDI (Capacitor Discharge Ignition)
Starter System:
Recoil (kick) starter
Oil Type Specification:
SAE 10W-30 or 10W-40 API SE, SF or SG service classification (typical for the era)
Camshaft Type:
Single Overhead Camshaft (SOHC)
Oil Change Interval:
Every 1,000 km (600 miles) or 6 months (typical recommendation)
Air Filter Cleaning:
Check every 500 km (300 miles), clean/replace as needed.
Spark Plug Service:
Inspect and gap every 1,000 km (600 miles)
Valve Clearance Adjustment:
Every 2,000 km (1,200 miles) or annually
Engine Oil Capacity:
Approximately 1.5 L (1.6 US qt) with oil filter change
Transmission Oil Type:
Suzuki Gear Oil API GL-4 SAE 75W/90 (or equivalent)
Brake Fluid Type:
DOT 3 or DOT 4 (typical for the era)
Coolant Type:
N/A (Air-cooled engine)
Common Problems:
Carburetor gumming due to fuel standing, electrical connector corrosion, starter pull cord wear, suspension component wear, potential for rear axle bearing issues with heavy use.
Preventative Maintenance Focus:
Regular fuel stabilization, diligent cleaning of air filter, and proper lubrication of moving parts are key to longevity.