Plews Tyres - EN1 GRAND PRIX - EXTREME - THE TOUGH ONE - Gummy Enduro - Risk Racing

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Plews Tyres - EN1 GRAND PRIX - EXTREME - THE TOUGH ONE - Gummy Enduro Rear Tire

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Plews Money Back Guarantee
Money Back Guarantee Details

In order to qualify for a refund under our Money Back Guarantee for tire purchases, the buyer must adhere to the following conditions:

Tread Depth Requirement:
Tires must have a minimum of 80% tread depth remaining at the time of return. Tread depth will be measured at the shallowest point of the tire grooves.
Timeframe for Return:
The return must be initiated within 30 days of the original purchase date.
Proof of Purchase:
A valid proof of purchase, such as the original sales receipt or invoice, must be provided when initiating the return. Money back guarantee only applies to tires purchase directly through Risk Racing - we can't offer this if purchased through dealers or 3rd parties
Return Authorization:
Prior to returning the tires, the buyer must obtain authorization from RISK Racing Customer Service. Authorization can be requested by contacting our dedicated customer support team at
Return Shipping Costs:
The buyer is responsible for all return shipping costs unless otherwise specified by RISK Racing.
Inspection Period:
Once the returned tires are received, RISK Racing will conduct a thorough inspection to ensure compliance with the specified requirements. Refunds will be processed within 5 business days upon successful verification.
Refund Method:
Refunds will be issued using the original payment method used for the purchase.
This Money Back Guarantee does not cover tires that have been misused, improperly installed, or subjected to abnormal riding conditions. If we receive a tire that does not qualify (not enough tread depth or out of time window) the customer must pay to get the tire back, or we will dispose of it. We aren't responsible for any tires shipped back that don't meet the money back guidelines.

By initiating a return under this Money Back Guarantee, the buyer acknowledges and agrees to abide by the outlined conditions. RISK Racing reserves the right to amend or terminate the Money Back Guarantee policy at its discretion.



THE THOUGH ONE Rear Tire Selector
red selection arrow

Terrain Type:

Tire terrain type UI selector showing 2 different terrain styles using text Motocross and Enduro with the indicator selecting Enduro meaning this tire is good for Enduro terrain.

ūüŹĀ Plews Tyres -¬†

  • Pattern Number: EN1
  • Terrain: Enduro
  • Ultimate Extreme Enduro "Super Soft" Tire: This tire is specifically designed for the most grueling one-day Extreme Enduro races.
  • Designed in the UK

Conquer Extreme Enduro with Confidence

Introducing the EN1 The Tough One GP - your ultimate companion for extreme enduro adventures. This tire isn't just a tire; it's your key to conquering the most challenging terrains.

The Ultimate Enduro Tire

Engineered for World Enduro Championship (WEC) and British Enduro Championship (BEC) style racing, the EN1 Tough One GP is your ticket to success on the most demanding tracks.

Enduro racer arched over his handlebars waiting to start his race. He's wearing Risk Racing MX Gear and his bike is equipped with Plews Tyres.

Designed in the UK

Born in the heart of enduro racing, this tire embodies British expertise in performance and quality.

Lightweight, High-Performance

Your journey deserves a tire that delivers exceptional performance without weighing you down.

Perfect Profile

The tire boasts a perfect round profile, ensuring a firm grip on hills, grass, and rocks. It prevents inward deflection, maintaining traction even in the most challenging terrains.

Super Sticky Compound

The rear tire features a super sticky compound with world-leading performance. This super tacky feel ensures exceptional grip, even in rivers, over rocks, and on steep hills.

Super Flexible Carcass

The carcass boasts a lightweight polyester construction, making it incredibly flexible for the trickiest technical races.

FIM Guideline Compliant

Both the tread design and tire construction adhere to FIM guidelines, ensuring that you're race-ready on the most challenging tracks.

The Ultimate Enduro Experience

The EN1 Tough One GP isn't just a tire; it's your gateway to dominating extreme Enduro races. This tire will give you the control and performance you need to conquer even the most unforgiving terrains. Elevate your enduro game with the Tough One GP. Order now and experience enduro like never before.

Extreme Enduro Mastery

The Tough One is an "extreme" super-soft tire, tailor-made for the most demanding one-day races. It's designed to handle the toughest terrains and challenges.

Compound Expertise

The compound used in the EN1 The Tough One is designed in the UK by world-leading chemists. It's a perfect blend of durability and grip, utilizing the latest technology and globally sourced materials.

Soft Yet Stable

Riders want a soft feel without the tire feeling dead or flat. The EN1 The Tough One strikes the perfect balance with an ultra-tacky sticky compound, an ideal profile, and a carcass that provides the right mix of softness and stability.

Tailored Tread Design

Both the tread design and tire construction are meticulously tailored to meet the rigorous demands of Extreme Enduro races, including FIM guidelines.

Super close up of a brand new 'The Tough One' Plews Tyre enduro tire in a black studio environment. Detail shot of the treads and sidewall lettering.

Master Extreme Enduro with Plews Tyres

Plews Tyre is not just another tire brand but a serious race tire provider from the UK. The EN1 The Tough One is a testament to their commitment to excellence. Whether you're gearing up for the toughest one-day races or tackling the most challenging terrains, this tire ensures you have the performance and reliability to succeed. Choose the EN1 The Tough One and conquer Extreme Enduro challenges with confidence.

THE TOUGH ONE Collection

Available in a rear tire only.



Need more than just a single front or rear tire?


‚ĖľGeneral Tire Sizing Guidelines

The table below is very general information. To find your exact tire needed just do a Google search similar to: "What size tire for a 2022 Honda CRF250R" to get the exact specs.

General bike size / style front rear
450 MOTO
450 Trail style bike
Full size Enduro / Hard Enduro
250 MOTO
125 MOTO
250 Trail style bike
125 Trail style bike
Race 50 MOTO 2.5-12 2.75-10
Entry level small 50 / PW 50 / TTr50
2.5-10 2.5-10
Pit Bike / TTr110 / KLX 110 / CRF 110 2.5-14 3.0-12
‚óĄWhat do the numbers mean?
  • The first number is the width of the tire in mm.
  • The second number is the height of the sidewall given as a % of the width.
  • The third number is the diameter of the wheel in inches.

Example: 120/80-19 or A/B-C [ The width(A) of the tire is 120mm. The sidewall height(B) is 80% of 120 or 96mm. And it fits a 19in wheel(C) ]

‚óĄSize Conversion Chart
Front Tires
Metric Inch
60/100 2.50/2.75
70/100 2.75/3.00
80/100 3.00/3.25
Rear Tires
Metric Inch
80/90 2.50/3.60
80/100 2.50/3.60
90/100 3.60/4.10
110/90 3.60/4.10
100/100 4.00/4.10
110/100 4.00/4.10

California Prop. 65 WARNING:
This product can expose you to Bisphenol A, which is known to the State of California to cause birth defects or other reproductive harm. For more information go to

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