Zize Bikes

What Zize Bikes does

Zize Bikes is a privately held, founder-owned direct-to-consumer e-commerce retailer that designs, sources, and sells bicycles, e-bikes, and tricycles engineered specifically for riders up to 550 lbs, addressing a segment that mainstream bike manufacturers cap at 250-300 lbs. The Tennessee LLC, founded by Joan Denizot and operated under zizebikes.com, curates a catalog spanning Worksman-derived step-through and cruiser bikes, fat-tire mountain bikes, OEM-sourced electric bikes from brands such as PUCKIPUPPY, Aipas, MOKWHEEL, Jasion, DAMSON, and BIGUODIR, and a higher-ASP e-trike line developed with Trivel since 2022 (e-Fat Azteca, TK Pro, TK1, Supersized Personal Activity Vehicle). The technical differentiation is concentrated in reinforced frames, ergonomic seating, wider saddles, and stability-focused trike configurations rated for higher payloads, rather than in proprietary in-house frame manufacturing.

The business model is predominantly hardware sales (unit-priced $350-$5,700) complemented by three secondary revenue streams: Amazon affiliate commissions on curated accessories across 15+ categories, Affirm-driven financing that introduces 0% APR for 6 months on qualifying purchases (and 10-36% APR elsewhere), and a BodyReady.org consulting arm offering body-inclusivity workshops and advisory services to businesses, alongside a BodyReady.shop retail platform. Customer acquisition relies on content marketing (40+ blog articles), founder-led earned media in TIME, NYT, REI, and Yahoo Finance, and an active ZIZE Riders Facebook community. Geographic reach is described as North America, and the company has no disclosed institutional funding, patents, or AI/ML capability, operating with 11-50 employees and no public revenue disclosure.

Name

Zize Bikes

Legal name

Zize Bikes LTD

Website

https://zizebikes.com

Company type

Private

Founded year

2005

Operating status

Operating

Headcount range

11–50 employees

Short description

Zize Bikes is a founder-owned DTC e-commerce retailer that designs and sells bicycles, e-bikes, and trikes rated up to 550 lbs for heavy and plus-size riders, operating primarily through zizebikes.com under founder Joan Denizot.

Ownership category

akta.pro rank

Product category

Plus-Size Bicycles and E-Bikes

NAICS

Motorcycle, Bicycle, and Parts Manufacturing (336991)

SIC

Motorcycles, Bicycles & Parts (3751)

akta.pro industry

PRIMARYCRAMAHAE

E-Bike Retail

Consumer Products & Retail/Sporting Goods & Outdoor Retail/Cycling & Bike Retail

SECONDARYCRACASAA

E-Bikes & Electric Bicycles

Consumer Products & Retail/Consumer Electronics & Appliances Retail/E-Mobility Consumer Devices (E-bikes, E-scooters, Personal Transporters)

SECONDARYCRAMABAH

Cycling & Bike Retail (Sales, Service & Accessories)

Consumer Products & Retail/Sporting Goods & Outdoor Retail/Sporting Goods Generalist Retail

SECONDARYCRAMAHAD

Bike Accessories Retail (Lights, Locks, Racks, Bags)

Consumer Products & Retail/Sporting Goods & Outdoor Retail/Cycling & Bike Retail

Keywords

• Plus-size bicycles
• Heavy-duty e-bikes
• Electric tricycles
• Adult training wheels
• Inclusive cycling

Headquarters

HQ city

Gloucester

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2C

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Operations, Marketing or Sales, Personnel, Technology or R&D

Revenue model

1. Bicycle and E-Bike Sales: Direct sales of bicycles, electric bikes, and tricycles designed for heavy riders through the company's e-commerce platform. Products range from $350 to $5,700 with various weight capacities.
2. Amazon Affiliate Accessory Sales: Curated accessory recommendations on Amazon through affiliate links. The company earns commissions on qualifying purchases while providing product curation for their customer community.
3. BodyReady.org Consulting Services: Consulting arm offering body inclusivity workshops, training, and advisory services to businesses looking to create more inclusive environments for individuals of all body sizes.
4. Financing Services via Affirm: Partnership with Affirm to offer 0% APR financing for 6 months on bike purchases, enabling customers to make higher-ticket purchases through monthly payments.

Pricing tiers

Go-to-market motion1 record

Distribution channels3 records

Marketing channels5 records

Core offering

Zize Bikes sells bicycles, electric bikes (e-bikes), and tricycles specifically engineered for heavy riders weighing 250–550 lbs, a population underserved by mainstream bicycle manufacturers whose products typically cap at 250–300 lbs. The catalog includes non-electric cruisers, step-through bikes, electric mountain and commuter bikes, electric and non-electric tricycles, plus adult training wheels and curated accessories distributed via Amazon affiliate links. Pricing ranges from approximately $350 for standard bicycles up to $5,700 for premium electric tricycles, with 0% APR financing available through Affirm.

Product overview

Zize Bikes is a specialized e-commerce retailer offering bicycles and e-bikes exclusively designed for heavy riders (up to 550 lbs weight capacity). The product portfolio includes electric mountain bikes (Aipas M1 Pro, Aipas M2 Pro, PUCKIPUPPY Boxer, MOKWHEEL Obsidian ST), electric bikes (DAMSON R5, Jasion EB5 MAX, PUCKIPUPPY Beagle 2, PUCKIPUPPY Bulldog Pro, BIGUODIR RX30), fat tire mountain bikes (Mongoose Dolomite, Outroad), non-electric cruisers (Supersized Comfort Bike, Supersized Tall Boy), step-through bikes (Supersized Newsboy, Supersized Newsgirl, Supersized Newsgirl with High Rise Handlebars), and electric/non-electric tricycles (TK Pro, TK1 Folding, Supersized Personal Activity Vehicle, e-Fat Azteca). The company also offers accessories including adult training wheels, bicycle seats, helmets, gloves, locks, lights, carriers, trailers, and fitness equipment. All products are specifically engineered and selected for plus-size riders with weight capacities ranging from 250 lbs to 550 lbs.

Differentiator

Problem solved

Functional benefit

Products and services

• Electric Mountain Bikes (e-MTBs) Electric mountain bikes engineered and curated for heavy riders, priced $949–$2,099, with motors from 500W to 1000W and frames selected to support higher weight capacities for off-road and trail riding.
• Electric Commuter Bikes (E-Bikes) Electric commuter bikes selected for plus-size adult riders, priced $799–$2,099, with options for mid-drive or dual motors and extended-range batteries for everyday riding.
• Fat Tire Mountain Bikes Fat tire mountain bikes curated for heavier riders, leveraging wider tires for enhanced stability and traction at higher weight capacities.
• Electric Tricycles (E-Trikes) Three-wheel electric tricycles designed for adults needing stability, ergonomic seating, and electric assist, with weight capacities up to 550 lbs and priced $1,400–$5,700.
• Supersized Personal Activity Vehicle Tricycle (Non-Electric) Non-electric tricycle for adults up to 550 lbs, providing three-wheel stability for riders who want low-impact exercise without electric assist.
• Supersized Comfort Bike Comfort cruiser bicycle specifically designed for plus-size riders with an enhanced reinforced frame, priced at $1,250.
• Supersized Tall Boy Bicycle Tall-frame cruiser bicycle built for taller, heavier riders, with extended frame geometry to accommodate longer inseams and higher weight capacities.
• Supersized Step-Through Bikes (Newsboy / Newsgirl) Step-through bicycles (Newsboy and Newsgirl lines) sourced from Worksman Cycles and supersized for plus-size riders, with easy-mount frames and high-rise handlebar variants available.
• Adult Training Wheels Heavy-duty stabilizer wheels for adults, with a 550 lbs weight capacity, designed for injury recovery, plus-size riders, or anyone learning to ride a bicycle.
• Curated Bicycle Accessories (Amazon Affiliate) Curated bicycle and lifestyle accessories recommended to Zize Bikes customers via Amazon affiliate links, spanning 15+ categories from bicycle seats ($26–$47) to medical equipment (up to $5,399).
• BodyReady.org Body Inclusivity Consulting Consulting service offering body inclusivity workshops, training, and advisory engagements to businesses seeking to build more inclusive environments for individuals of all body sizes.

Quantifiable outcome

• E-trike battery range of up to 60 miles per charge
• +2 more outcomes

Named customers1 record

Segments4 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration1 record

Feature3 records

Partnerships

Five partnerships are on record, tiered core and minor.

• TrivelcoreStrategic or Co-development Partner · 1 January 2022Partnership since 2022 with Trivel, a company specializing in e-trike engineering for various body types and abilities. Trivel's owner Olivier Lajoie shares Zize Bikes' mission to help everyone ride. Together they developed the e-Fat Azteca Electric E-Trike, designed specifically for heavy riders up to 450 lbs with features including reclined seating, ergonomic handlebars, and 14 AH battery with 60-mile range.
• AffirmcoreGTM or Marketing PartnerFinancing partnership offering 0% APR for 6 months on bike purchases for qualified applicants. Enables customers to make higher-ticket purchases ($1,000+) through monthly payments. Rates from 10-36% APR available for non-qualified applicants.
• AmazonminorChannel Partner/ Reseller/ DistributorAmazon affiliate partnership for accessory sales. Zize Bikes curates and recommends accessories through Amazon links, earning commissions on qualifying purchases. Products include bicycle seats, helmets, locks, exercise equipment, and other cycling accessories.
• BodyReady.orgcoreStrategic or Co-development PartnerSister organization and consulting arm focused on helping businesses create more inclusive environments for individuals of all body sizes. Offers workshops, training, and advocacy services. Part of the same mission ecosystem as Zize Bikes.
• BodyReady.shopminorChannel Partner/ Reseller/ DistributorSister retail platform offering curated products for individuals with larger body sizes, including clothing, medical supplies, home essentials, outdoor goods, and exercise equipment. Amazon-based fulfillment.

Scale indicators4 records

Recent moves7 records

Expansion highlights5 records

Direct peers

• Worksman Cycles: Manufacturer of heavy-duty industrial and recreational bicycles with high weight-capacity frames. Zize resells several Worksman models (e.g., Supersized Newsboy), making them both a supplier and the closest direct competitor in the high-capacity bicycle niche.
• Trivel: Designer and engineer of electric tricycles for various body types and abilities. Zize's e-Fat Azteca SKU is a co-developed exclusive, putting Trivel in a simultaneously partner and competing e-trike specialist role.
• Sixthreezero: Direct-to-consumer cruiser and e-bike brand targeting comfort-oriented and lifestyle riders, sold via similar DTC channels. Overlaps with Zize's cruiser and step-through product segments.

Broad incumbents

• Rad Power Bikes: Largest direct-to-consumer e-bike brand in North America with broad model lineup including cargo and fat-tire bikes. Operates in the same e-bike category Zize occupies but from a mainstream consumer perspective.
• Aventon: Fast-growing direct-to-consumer e-bike brand with a broad product line spanning commuters, fat-tire, and folding models. Competes for the same online e-bike shopper as Zize across all weight capacities.
• Trek Bicycles: One of the world's largest bicycle manufacturers and retailers via dealer networks. Has featured Zize in REI's blog, and competes broadly across all bike categories but does not specialize in the heavy-rider niche.
• Specialized: Global premium bicycle and e-bike brand with broad model lineup across road, mountain, and electric. Competes in the e-bike category through dealer network but without a heavy-rider specialization.
• REI Co-op: Outdoor retailer co-op that sells bikes and accessories and has actively featured Zize in its editorial. Represents the broad omnichannel incumbent Zize competes against for the same cyclist wallet share.

Emerging players

• Lectric eBikes: Fast-growing affordable e-bike brand with strong D2C presence and folding/fat-tire models. Competes in the entry-level and mid-tier e-bike tier that overlaps with Zize's $799–$1,500 range.
• Himiway: Direct-to-consumer e-bike brand focused on fat-tire, hunting, and long-range models. Overlaps with Zize in fat-tire and hunting e-bike SKUs.

Market position

Strengths5 records

Weaknesses4 records

Competitive moat4 records

Key risks5 records

Key highlights6 records

Customer concentration

• Xx.com/zize
• Facebookfacebook.com/ZizeBikes
• LinkedInlinkedin.com/company/zize-bikes

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Zize Bikes