SKU: 77681216707

TrailMaster LK140 Pro Series Dirt Bike, Electric Start, 4-Speed Manual, Dual Disc Brakes, (17/14) Wheels

Sale price$719.55 Regular price$799.50
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Ships within 48 hours · Estimated delivery Aug 16 - Aug 21

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Description

TrailMaster LK140 Pro Series Dirt Bike, Electric Start, 4-Speed Manual, Dual Disc Brakes, (17/14) WheelsPerfect for off road enthusiasts, the TrailMaster LK140 Pro Series Dirt Bike boasts a powerful Zhongshen 140cc 4 stroke engine that can be easily started with its innovative "ELECTRIC START" feature. With a sleek 32" seat height and a lightweight design of only 172lbs, this mid size dirt bike is available in a variety of colors including red, blue, green, and orange. Plus, its 4 speed manual transmission and front and rear dual disc brakes provide

Perfect for off-road enthusiasts, the TrailMaster LK140 Pro Series Dirt Bike boasts a powerful Zhongshen 140cc 4-stroke engine that can be easily started with its innovative "ELECTRIC START" feature. With a sleek 32" seat height and a lightweight design of only 172lbs, this mid-size dirt bike is available in a variety of colors including red, blue, green, and orange. Plus, its 4-speed manual transmission and front and rear dual disc brakes provide exceptional control, while the inverted front shock ensures a smooth ride.

The Pro-Series line offers extra premium features such as an Inverted front shock absorber, a Nitrogen air gas rear shock absorber with an aluminum linkage, a performance stainless steel muffler, alloy foldable handle levers, alloy rims and hubs, and high-quality front and rear disc brakes. This bike's full motocross ergonomics, race suspension system, and electronic CDI ignition allow for natural handling and effortless key and kick starting. Additionally, the CDI ignition ensures a smooth ride in all gears and a broad, even power band.

Specifications

Engine System

 Engine Type Yinxiang 140cc, Single cylinder, four stroke, air-cooling /Oil-cooling
Displacement 140 ml
Max Power 6.8/7500 (1±1.5%)
Max Torque 9.7/55001±1.5%
Compression Ratio 8.8:1
Shift Type Four gear, non-circulate gear 
Start Type Electric / Kick Start
Ignition CDI
Min. Fuel Consumption: ≤367g/kw.h
Minimum turning radius: 1900 mm
Lubricant Type # SF15W/40
Transmission: Chain Drive 

Size Data

Overall Size (L x W x H) 1780×740×1100 mm /69.42 x 28.86 x 42.9 Inch
Wheelbase 1210mm / 47.67  Inch
Seat Height 835mm / 32.89  Inch
Ground Clearance 340mm / 13.26  Inch
Fuel Capacity 6 L / 1.56 Gal.
Wheels Alloy 17/ 14 Rims, Alloy Hubs
Tires YUANXING  FT: 70/100-17 - RR: 90/100-14

Frame/Suspension/Brakes

Frame High quality Steel Frame
Front Fork Inverted, non-Adjustable  
Rear Shock Alloy U&D connector, Non-Adjustable
Upper and Lower Connecting Board Alloy
Handlebars Alloy and Foldable
Front Brake Disc
Rear Brake Disc
Exhaust Stainless

Packing and Loading

Packing Size 1370*440*660 mm / 53.43*17.16*25.74 Inch
N.W/LBS 78 KGS  / 171.6 LBS
G.W/LBS     103 KGS / 226.6 LBS
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 77681216707

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Bob
Battle Creek, US
★★★★★ 5
Good quality
Style: Length 6.5 Inches
Good craftsmanship
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Reviewed in the United States on December 10, 2024
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Kathy K
Alexandria, US
★★★★★ 5
Great craftsmanship
Beautiful bracelet. It has a smooth feel doesn’t catch on clothing. 
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Reviewed in the United States on July 6, 2025
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Amazon Customer
Draper, US
★★★★★ 1
Fake gold
This is not real 14K gold. It is gold plated.
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Reviewed in the United States on February 10, 2026
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CherylG
Omaha, US
★★★★★ 3
Love how it looked
Purchased in 12/2024. Wore it every day without taking it off. Its coating has worn off on most of the bracelet now but I still consider it got my "moneys" worth from it. Took it off 4/25/26
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Reviewed in the United States on April 30, 2026
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Scott Wienk
Louisville, US
★★★★★ 5
She Loves it!
Purchased for Valentines Day and she loves it! Color, weight and size are perfect. Great value for the money. Would purchase again.
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Reviewed in the United States on February 23, 2025

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