---
title: "80/100-21 dirt bike tube — Niche Verdict: Skip it (35/100) | Amazon United States - Flapen"
canonical_url: "https://flapen.com/amazon/research/us/automotive/80-100-21-dirt-bike-tube"
last_updated: "2026-07-10T01:07:30.261Z"
locale: en
meta:
  description: "a small market ($59K/yr) — 80/100-21 dirt bike tube doesn't clear our bar today."
  "og:description": "a small market ($59K/yr) — 80/100-21 dirt bike tube doesn't clear our bar today."
  "og:title": "80/100-21 dirt bike tube — Niche Verdict: Skip it (35/100) | Amazon United States - Flapen"
---

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# **80/100-21 dirt bike tube**

**Skip it****35/100 **

a small market ($59K/yr) — 80/100-21 dirt bike tube doesn't clear our bar today.

**Market/yr**

**$59K**

**Growth (1y)**

**+118.0%**

**Products**

**9**

**Brands**

**5**

was 11 a year ago

**Sellers**

**11**

**Price range**

**$16.23–$28.58**

**Returns**

**1.6%**

**Rating**

**4.5★**

**Skip it**

Scored 35/100 across market size, growth, competition, quality gap, and returns.

Market sizeGrowthCompetitionQuality gapReturns

Market size

**3**

 ×0.30

Growth

**67**

 ×0.30

Competition

**7**

 ×0.20

Quality gap

**37**

 ×0.10

Returns

**87**

 ×0.10

## **Demand**

Weekly Amazon search volume, last 104 weeks — +118.0% year over year.

859429.5Spike '25Spike '26Jul '24Nov '24Mar '25Jul '25Nov '25Mar '26

## **Seasonality**

Monthly demand index across the year — 1.00 is average.

JFMAMJJASOND

Peak months: May, Jun, Jul, Sep · busiest ÷ quietest = 3.0×

## **Competition**

- PIVOTRAX40% - TUSK33% - AR-PRO20% - GDHSWJ5% - GICOOL3%

The top 5 products capture 85% of clicks — a locked-up shelf that new listings rarely crack. 5 brands and 11 sellers compete here.

**Brands**

**5 **▼falling

was 11 a year ago

**Sellers**

**11**

**Top 5 brand share**

**100%**

#ProductBrandPriceRatingReviewsClick shareTrend

1
![PIVOTRAX-90/90-21 or 80/100-21 (3.00 X 21) Heavy Duty Motorcycle Tube - 3mm Thick - TR4 Valve](https://m.media-amazon.com/images/I/31xw40bdXKL.jpg) [**PIVOTRAX-90/90-21 or 80/100-21 (3.00 X 21) Heavy Duty Motorcycle Tube - 3mm Thick - TR4 Valve**](https://www.amazon.com/dp/B08FWB1JRH)

PIVOTRAX$26.324.6★2,10132%▲rising

2
![Tusk Heavy Duty 2mm Motorcycle Inner Tube Butyl Rubber Upgraded Replacement Tube 80/10021](https://m.media-amazon.com/images/I/31yFA49QawL.jpg) [**Tusk Heavy Duty 2mm Motorcycle Inner Tube Butyl Rubber Upgraded Replacement Tube 80/10021**](https://www.amazon.com/dp/B09DR54XN9)

TUSK$18.994.6★84921%▼falling

3
![2.75/3.00-21 Replacement Inner Tube 80/100-21(300/325-21) with TR4 Staight Valve Stem Fits Motorcycle with 21 Tires (2-Pack) - Made from Heavy Duty Thick Premium Rubber](https://m.media-amazon.com/images/I/41fU-FHtwjL.jpg) [**2.75/3.00-21 Replacement Inner Tube 80/100-21(300/325-21) with TR4 Staight Valve Stem Fits Motorcycle with 21 Tires (2-Pack) - Made from Heavy Duty Thick Premium Rubber**](https://www.amazon.com/dp/B07J1P4FM5)

AR-PRO$16.234.3★8,03420%▼falling

4
![Tusk Severe Duty 3mm Motorcycle Inner Tube 80/100x21 - Reinforced Butyl Rubber TR4 Valve Stem Heavy Duty Replacement](https://m.media-amazon.com/images/I/41tqadMSheL.jpg) [**Tusk Severe Duty 3mm Motorcycle Inner Tube 80/100x21 - Reinforced Butyl Rubber TR4 Valve Stem Heavy Duty Replacement**](https://www.amazon.com/dp/B09YK9RVPF)

TUSK$23.044.9★827%▼falling

5
![PIVOTRAX 3.00-12 (80/100-12) 12 Heavy Duty Inner Tube - 2mm - TR4 Valve Honda CRF70 CRF110 Suzuki DRZ110 JR80 Kawasaki KX65 KX110 KLX110 Yamaha TTR90 PW80 Coolster TaoTao Razor SYX Motos](https://m.media-amazon.com/images/I/41VeyVuN+iL.jpg) [**PIVOTRAX 3.00-12 (80/100-12) 12 Heavy Duty Inner Tube - 2mm - TR4 Valve Honda CRF70 CRF110 Suzuki DRZ110 JR80 Kawasaki KX65 KX110 KLX110 Yamaha TTR90 PW80 Coolster TaoTao Razor SYX Motos**](https://www.amazon.com/dp/B08TMFR6JG)

PIVOTRAX$19.614.4★1,6755%▲rising

6
![(2-Pack) 2.75/3.00-21 Inner Tubes 80/100-21 or 90/90-21 Heavy Duty Dirt Bike Inner Tubes 2mm Thick TR4 Valve Fits HondaAfrica Twin CRF230 CRF250 CR250 Kawasaki KLR KDX200 and More](https://m.media-amazon.com/images/I/41eNVm7xGdL.jpg) [**(2-Pack) 2.75/3.00-21 Inner Tubes 80/100-21 or 90/90-21 Heavy Duty Dirt Bike Inner Tubes 2mm Thick TR4 Valve Fits HondaAfrica Twin CRF230 CRF250 CR250 Kawasaki KLR KDX200 and More**](https://www.amazon.com/dp/B0FK1YGPB7)

GDHSWJ$24.124.3★815%▲rising

7
![Tusk Heavy Duty 2mm Motorcycle Inner Tube Butyl Rubber TR-4 Valve Stem 110/100x18 120/100x18](https://m.media-amazon.com/images/I/31yFA49QawL.jpg) [**Tusk Heavy Duty 2mm Motorcycle Inner Tube Butyl Rubber TR-4 Valve Stem 110/100x18 120/100x18**](https://www.amazon.com/dp/B09HZ88KFQ)

TUSK$17.954.6★8494%—flat

8
![PIVOTRAX-100/90-19 (4.10 X 19) Heavy Duty Motorcycle Tube - 3mm Thick - TR4 Valve](https://m.media-amazon.com/images/I/31xw40bdXKL.jpg) [**PIVOTRAX-100/90-19 (4.10 X 19) Heavy Duty Motorcycle Tube - 3mm Thick - TR4 Valve**](https://www.amazon.com/dp/B08FX45NV4)

PIVOTRAX$26.474.6★2,1013%▲rising

9
![GICOOL 4.10x19 (100/90-19) Butyl Inner Tubes Motorcycle Replacement 3mm Thick Heavy Duty 2 Pack with TR4 Valve Stem Fits for Dirt Pit Bike Off-Road and Motocross Tires](https://m.media-amazon.com/images/I/41KYsBu0y4L.jpg) [**GICOOL 4.10x19 (100/90-19) Butyl Inner Tubes Motorcycle Replacement 3mm Thick Heavy Duty 2 Pack with TR4 Valve Stem Fits for Dirt Pit Bike Off-Road and Motocross Tires**](https://www.amazon.com/dp/B0G32V7DCR)

GICOOL$28.584.5★2063%▲rising

## **Product shelf**

All 9 tracked products in this niche.

Top sellersNewestTrending

[![PIVOTRAX-90/90-21 or 80/100-21 (3.00 X 21) Heavy Duty Motorcycle Tube - 3mm Thick - TR4 Valve](https://m.media-amazon.com/images/I/31xw40bdXKL.jpg)**PIVOTRAX-90/90-21 or 80/100-21 (3.00 X 21) Heavy Duty Motorcycle Tube - 3mm Thick - TR4 Valve** PIVOTRAX**$26.32**4.6★2,101 reviews](https://www.amazon.com/dp/B08FWB1JRH) [![Tusk Heavy Duty 2mm Motorcycle Inner Tube Butyl Rubber Upgraded Replacement Tube 80/10021](https://m.media-amazon.com/images/I/31yFA49QawL.jpg)**Tusk Heavy Duty 2mm Motorcycle Inner Tube Butyl Rubber Upgraded Replacement Tube 80/10021** TUSK**$18.99**4.6★849 reviews](https://www.amazon.com/dp/B09DR54XN9) [![2.75/3.00-21 Replacement Inner Tube 80/100-21(300/325-21) with TR4 Staight Valve Stem Fits Motorcycle with 21 Tires (2-Pack) - Made from Heavy Duty Thick Premium Rubber](https://m.media-amazon.com/images/I/41fU-FHtwjL.jpg)**2.75/3.00-21 Replacement Inner Tube 80/100-21(300/325-21) with TR4 Staight Valve Stem Fits Motorcycle with 21 Tires (2-Pack) - Made from Heavy Duty Thick Premium Rubber** AR-PRO**$16.23**4.3★8,034 reviews](https://www.amazon.com/dp/B07J1P4FM5) [![Tusk Severe Duty 3mm Motorcycle Inner Tube 80/100x21 - Reinforced Butyl Rubber TR4 Valve Stem Heavy Duty Replacement](https://m.media-amazon.com/images/I/41tqadMSheL.jpg)**Tusk Severe Duty 3mm Motorcycle Inner Tube 80/100x21 - Reinforced Butyl Rubber TR4 Valve Stem Heavy Duty Replacement** TUSK**$23.04**4.9★82 reviews](https://www.amazon.com/dp/B09YK9RVPF) [![PIVOTRAX 3.00-12 (80/100-12) 12 Heavy Duty Inner Tube - 2mm - TR4 Valve Honda CRF70 CRF110 Suzuki DRZ110 JR80 Kawasaki KX65 KX110 KLX110 Yamaha TTR90 PW80 Coolster TaoTao Razor SYX Motos](https://m.media-amazon.com/images/I/41VeyVuN+iL.jpg)**PIVOTRAX 3.00-12 (80/100-12) 12 Heavy Duty Inner Tube - 2mm - TR4 Valve Honda CRF70 CRF110 Suzuki DRZ110 JR80 Kawasaki KX65 KX110 KLX110 Yamaha TTR90 PW80 Coolster TaoTao Razor SYX Motos** PIVOTRAX**$19.61**4.4★1,675 reviews](https://www.amazon.com/dp/B08TMFR6JG) [![(2-Pack) 2.75/3.00-21 Inner Tubes 80/100-21 or 90/90-21 Heavy Duty Dirt Bike Inner Tubes 2mm Thick TR4 Valve Fits HondaAfrica Twin CRF230 CRF250 CR250 Kawasaki KLR KDX200 and More](https://m.media-amazon.com/images/I/41eNVm7xGdL.jpg)**(2-Pack) 2.75/3.00-21 Inner Tubes 80/100-21 or 90/90-21 Heavy Duty Dirt Bike Inner Tubes 2mm Thick TR4 Valve Fits HondaAfrica Twin CRF230 CRF250 CR250 Kawasaki KLR KDX200 and More** GDHSWJ**$24.12**4.3★81 reviews](https://www.amazon.com/dp/B0FK1YGPB7) [![Tusk Heavy Duty 2mm Motorcycle Inner Tube Butyl Rubber TR-4 Valve Stem 110/100x18 120/100x18](https://m.media-amazon.com/images/I/31yFA49QawL.jpg)**Tusk Heavy Duty 2mm Motorcycle Inner Tube Butyl Rubber TR-4 Valve Stem 110/100x18 120/100x18** TUSK**$17.95**4.6★849 reviews](https://www.amazon.com/dp/B09HZ88KFQ) [![PIVOTRAX-100/90-19 (4.10 X 19) Heavy Duty Motorcycle Tube - 3mm Thick - TR4 Valve](https://m.media-amazon.com/images/I/31xw40bdXKL.jpg)**PIVOTRAX-100/90-19 (4.10 X 19) Heavy Duty Motorcycle Tube - 3mm Thick - TR4 Valve** PIVOTRAX**$26.47**4.6★2,101 reviews](https://www.amazon.com/dp/B08FX45NV4)

## **Reviews**

What buyers praise and complain about, mined from review topics.

### **What buyers love **

**Quality-Overall**18%

*“Quality tube”*

**Size-Overall**18%

*“Fit perfect”*

**Advertised Vs Actual Product**14%

*“What I was looking for”*

**Thickness**11%

*“Nice thick tubes with sturdy stems”*

**Value For Money**10%

*“Best bang for your buck”*

**Weight Heavy**8%

*“Heavy duty”*

**Strength**4%

*“very sturdy”*

**Instructions/User Manual/Troubleshooting**3%

*“Helpful hint”*

**Assembly/Installation**2%

*“Easy installing”*

**Leak-Proof**2%

*“Perfect size, no leakage right out the box so not defective in any way from shipper”*

### **What buyers complain about **

**Quality-Overall**22%

*“COMPLETE TRASH”*

**Durability**20%

*“Product breaks IMMEDIATELY”*

**Assembly/Installation**7%

*“Didnt even get to install it”*

**Flatness**5%

*“Both went flat in 46 hours”*

**Thin**5%

*“thin feel”*

**Value For Money**5%

*“Waste of money”*

**Functionality-Overall**5%

*“Didnt hold air new”*

**Size-Overall**5%

*“Did not fit”*

**Leak-Proof**4%

*“it started leaking at a seam behold a giant gash”*

**Thickness**4%

*“A little extra thickness”*

#### **Top return reasons**- Size-Overall51% - Leak-Proof14% - Functionality-Overall5% - Defective Material/Parts5% - Advertised Vs Actual Product3% - Value For Money3% - Compatibility-Overall2% - Weight Heavy2% - Material Quality2% - Thickness2%