Dennis Kirk Inc.
Legendary Service... Ask Your Friends - Since 1969
Need Assistance?
Over 150K Powersport Items - In-Stock and ready to ship today! View tires, apparel, helmets, exhaust and more!

IRC Rear NR77 80/90P-14 Blackwall Tire - T10221

  • Part #: 543566
  • Manufacturer Part #: T10221

MSRP Price: $31.95

Our Price: $20.88 *

You Save:
$11.07 (35%)
7 on Hand

*Tire fee of $5.00 applies (details)

*Free Wheel & Tire Mounting (details)

Overview of IRC Rear NR77 80/90P-14 Blackwall Tire - T10221

  • P-rated for speeds up to 93 mph
  • W-shaped pattern efficiently channels water to enhance grip on wet surfaces
  • Specially-formulated high-grip compound
  • Flat sidewall
  • Tube-type
  • Blackwall


  • Dimensions
    Inflated Width/Measuring Rim Width:
    Not Specified
    Inflated Diameter: Not Specified
    Acceptable Rim Width(s): Not Specified
    Deepest Tread Depth: 7/32 in.
    Width of White Stripes: Not Applicable
    Balance Dot: One Yellow
    Directional Arrow: Yes
    Speed Rating: P-Rated up to 93 mph

    Capacities and Construction
    Load Capacity/Inflation Pressure:
    309 lbs/ 33 psi
    Load Range: B
    Bias or Radial Ply: Bias
    Tread Plies/Material: 2 Nylon
    Sidewall Plies/Material: 2 Nylon
    DOT Approved for Road Use: Yes
    Tube or Tubeless: Tube


Safety Warning: Please consult tire manufacturers publication(s) and/or website(s) for information on tire care, safety, installation, maintenance, manufacturers warranty and other information. The tires used for your application must have a load index and speed rating equal to or greater than the tires fitted as original equipment.

Specs for IRC Rear NR77 80/90P-14 Blackwall Tire - T10221

Aspect Ratio 90
Diameter - Rim - Motorcycle & Dirt Bike 14 in.
Load Rating 40(310 LBS)
Position - Tire/Wheel Rear
Sidewall Blackwall
Speed Rating P(93 MPH)
Tire Classification Sport/Touring
Tire Construction Bias
Type - Tube Tube
Units Each
Weight 4.85 lbs
Width - Tire - Motorcycle & Dirt Bike 3.00
Width - Tire - Motorcycle & Dirt Bike 3.60
Width - Tire - Motorcycle & Dirt Bike 80
Width - Tire - Motorcycle & Dirt Bike MH

Specs for IRC Rear NR77 80/90P-14 Blackwall Tire - T10221

Aspect Ratio 90
Diameter - Rim - Motorcycle & Dirt Bike 14 in.
Load Rating 40(310 LBS)
Position - Tire/Wheel Rear
Sidewall Blackwall
Speed Rating P(93 MPH)
Tire Classification Sport/Touring
Tire Construction Bias
Type - Tube Tube
Units Each
Weight 4.85 lbs
Width - Tire - Motorcycle & Dirt Bike 3.00
Width - Tire - Motorcycle & Dirt Bike 3.60
Width - Tire - Motorcycle & Dirt Bike 80
Width - Tire - Motorcycle & Dirt Bike MH

Fitment for IRC Rear NR77 80/90P-14 Blackwall Tire - T10221

See if this part fits your ride

Part 543566 fits the following machines

There are no reviews for this item. Write Review
Start typing your question and we'll check if it was already asked and answered. Learn More
No questions have been asked about this item. Be the first!

Instructions and Manuals for IRC Rear NR77 80/90P-14 Blackwall Tire - T10221

You May Also Be Interested In