To make it easier for you to choose the right manual, we have compiled various information for you below, such as model designations, types, and production years.
The following models are included in this manual: TTR250 / Yamaha Motor Corporation, Ltd
1999 Yamaha TTR250
2000 Yamaha TTR250
2001 Yamaha TTR250
2002 Yamaha TTR250
2003 Yamaha TTR250
2004 Yamaha TTR250
2005 Yamaha TTR250
2006 Yamaha TTR250
Engine: 249 cc, single-cylinder, DOHC, air-cooled, four-stroke engine, 4 valves per cylinder, 73 mm × 59.6 mm.
Production year(s): 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006.
Language: English (some of our manuals are multi-language)
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"Get Your Trail Bike in Top Shape with Expert Repair Tips and Downloadable PDF Manual for Yamaha TTR250"
Are you a proud owner of a Yamaha TTR250 trail bike? If so, we have got you covered with a comprehensive guide to help you maintain and repair your beloved machine. In this article, you will find a wealth of information about the 1999-2006 Yamaha TTR250, including engine specifications, maintenance intervals, common issues, tuning tips, available accessories, owner reviews, and more. Whether you're a seasoned rider or a beginner, this guide will provide you with valuable insights to keep your TTR250 running smoothly on and off the trails.
Engine Specifications/Technical Data:
• The Yamaha TTR250 is equipped with a 249cc air-cooled, four-stroke, single-cylinder engine.
• It features a SOHC (Single Overhead Cam) valve configuration with two valves.
• The engine has a bore and stroke of 73.0mm x 59.6mm.
• Compression ratio: 9.5:1.
• The TTR250 utilizes a constant-mesh five-speed transmission.
• It has a multi-plate wet clutch system.
• The bike comes with a CDI (Capacitor Discharge Ignition) ignition system.
• Fuel delivery is handled by a Mikuni BST33 carburetor.
• The front suspension consists of 43mm telescopic forks with 275mm of travel.
• Rear suspension features a monoshock with 280mm of travel and adjustable preload.
• The TTR250 has a twin-spar steel frame for enhanced rigidity.
• Front brakes: 220mm single disc with a single-piston caliper.
• Rear brakes: 220mm single disc with a single-piston caliper.
• Wheelbase: 1,420mm.
• Seat height: 895mm.
• Fuel capacity: 8.2 liters.
• Dry weight: 119kg.
• Front tire size: 80/100-21.
• Rear tire size: 100/100-18.
• Maximum power output: 24 horsepower at 8,000 RPM.
Facts and Details:
- The TTR250 was designed as a versatile off-road bike suitable for trail riding, enduro racing, and even light motocross.
- It features a reliable and low-maintenance air-cooled engine, making it popular among riders who prefer simplicity and durability.
- The bike's lightweight construction and manageable power delivery make it ideal for riders of all skill levels.
- Electric start and a convenient kick-start backup provide easy starting in any situation.
- The TTR250's suspension is tuned for off-road performance, providing a comfortable ride and good ground clearance.
- It comes with a generous fuel capacity to support longer rides without frequent refueling.
- The bike's compact size and nimble handling make it agile in tight trails and technical sections.
- The TTR250's durable construction and robust components make it capable of handling challenging terrain and occasional spills.
- The model underwent minor updates over the years, including changes to graphics, color schemes, and minor engine adjustments.
- The TTR250 is known for its excellent reliability, with many owners reporting trouble-free ownership experiences.
- The bike has gained a loyal following among riders who value its versatility, ease of maintenance, and overall value for money.
- While primarily designed for off-road use, the TTR250 can also be road-registered in some regions with the necessary modifications.
- The model enjoyed a successful production run from 1999 to 2006, and used TTR250s can still be found in good condition on the market.
Maintenance Intervals, General Maintenance Tips, and Common Issues/Solutions:
► Oil changes should be performed every 1,000-1,500 miles or at least once a year.
► Regularly clean and oil the air filter to ensure proper engine performance and prevent dust from entering the carburetor.
► Chain maintenance is crucial; lubricate and adjust the chain according to the manufacturer's recommendations.
► Valve clearance should be checked and adjusted periodically to maintain optimal engine performance.
► Spark plug replacement is recommended every 6,000 miles or as needed.
► Ensure the cooling system is free of debris and the coolant is at the correct level.
► Common issues include clogged carburetor jets, which can be solved by cleaning or replacing them if necessary.
► Another common issue is a faulty ignition coil, resulting in poor or no spark. Replacing the coil usually resolves the problem.
► Inspect the wiring harness for any signs of wear or damage, especially if the bike has been ridden in harsh conditions.
► Regularly inspect the brake pads and replace them if worn. Bleeding the brake system periodically helps maintain optimal braking performance.
Popular Tuning Tips or Modifications:
* Installing a high-flow air filter and a performance exhaust system can improve engine breathing and increase power output.
* Upgrading the carburetor and rejetting it to match the modifications can further enhance throttle response and overall performance.
* Swapping the stock sprockets for a different tooth count can fine-tune the bike's gearing to suit specific riding conditions.
* Suspension upgrades, such as stiffer springs or adjustable damping, can improve the bike's off-road performance and handling.
Available Accessories and Aftermarket Options:
■ Skid plates and engine guards for increased protection during off-road riding.
■ Handguards to shield the rider's hands from branches and debris.
■ Larger fuel tanks for extended range on long rides.
■ Seat covers for added comfort and durability.
■ Luggage racks and saddlebags for carrying gear on longer adventures.
■ Graphics kits and custom decals for personalizing the bike's appearance.
■ Aftermarket exhaust systems for improved performance and a more aggressive sound.
Owner Reviews and Opinions:
☺ Strengths: Reliable, easy to maintain, versatile, great off-road performance, smooth power delivery.
☻ Weaknesses: Limited top speed on the highway, stock suspension may feel soft for aggressive riders, modest power output for advanced riders seeking more performance.
Repairs Needing Most Frequent Attention and Commonly Breaking Parts:
→ Carburetor cleaning or replacement.
→ Ignition coil failure.
→ Chain and sprocket replacement.
→ Brake pad replacement.
→ Spark plug replacement.
→ Wiring harness repair or replacement.
→ Suspension maintenance (fork seals, shock bushings, etc.).
→ Clutch cable replacement.
→ Throttle cable replacement.
→ Front/rear wheel bearing replacement.
To access the comprehensive workshop manual, simply click the download button provided by Yamaha. Upon completing the payment, you will receive an email with the payment and download information. Your download link for the official Yamaha OEM shop manual and parts list will appear on the checkout page.
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