388B

  • Reinforced Tread Design:
    Its square shoulder and extra-thick tread maximize usable rubber, ensuring even wear, enhanced durability, and extended tire life.
  • Heavy-Duty Construction:
    Built for high-frequency commercial use with enhanced resistance to wear and punctures.
  • Heavy-Duty Inner Tube Included:
    Premium rubber inner tube provided for excellent air retention, reliable pressure stability, and extended performance under high heat.
  • Reliable Handling:
    Delivers consistent grip across various track surfaces to ensure rider safety and driver confidence.
Specification
12x4.00-5
Tube 4.10/3.50-5
Sakamoto 388B: The Reliable Rental Kart Tire Built for Everyday Performance
  • Proven Durability, Trusted Every Lap
    Designed for the demanding pace of rental kart operations, the Sakamoto 388B Series combines dependable durability with consistent driving performance. Its hard compound, reinforced tread design, and premium Taiwanese manufacturing deliver the ideal balance of wear resistance, stability, and long-lasting value. Whether on indoor circuits or outdoor tracks, the 388B keeps your fleet running smoothly while reducing maintenance costs and maximizing operational efficiency.

    "Boost your profit, PLUS⁺ your performance."
Why the 388B PLUS⁺ is the Ideal Choice for Rental Karting?
  • Premium Hard Compound Performance:
    Built with a durable hard compound, the 388B PLUS⁺ delivers excellent wear resistance and long-lasting performance, helping reduce tire replacement frequency and overall operating costs.
  • Versatile for Indoor & Outdoor Tracks:
    Engineered to perform reliably on both indoor and outdoor circuits, the 388B PLUS⁺ provides consistent grip and stable handling across a wide variety of track conditions.
  • Square Shoulder, Extended Mileage:
    Its square shoulder profile and extra-thick tread maximize the contact patch and usable rubber, promoting even wear while extending tire life for high-volume rental fleets.
  • 100% Made in Taiwan Quality:
    Manufactured entirely in Taiwan with strict quality standards, the 388B PLUS⁺ delivers dependable consistency, premium craftsmanship, and the reliability professional kart operators expect.
" The Sakamoto 388B PLUS⁺ isn't just a tire- "
it's a smarter solution for rental kart operations.

Ready to lower operating costs while delivering reliable performance every day?
Join karting facilities worldwide that trust Sakamoto to keep their fleets running stronger, longer.

Tire Size

12x4.00-5

Hardness

72

Tread Pattern

Slick

Recommended Installation OD

305mm

Recommended Wheel Sizes

5" x 3/8"

Weight

2.7 ± 0.5 kg

PLY

4PR

TT / TL

TT

Recommended Tire Pressure

35 – 40 PSI

  • Rim not included.
  • Sakamoto Tires recommends tubes be inflated to 35-40 PSI for 12x4.00-5 tires depending on operating conditions.
  • Made in Taiwan
Boost Your Profits with Sakamoto

Every lap impacts your bottom line. That's why the Sakamoto 388B PLUS⁺ is engineered to deliver the ideal balance of durability, consistent performance, and outstanding value. Built for busy rental kart facilities, it helps reduce maintenance, extend tire life, and keep your fleet operating at peak efficiency.