Z1 Parts

What Z1 Parts does

Z1 Parts Inc. is a privately held, founder-operated e-commerce retailer that specializes in reproduction and aftermarket parts for vintage Japanese motorcycles, primarily from the 1960s through 1980s. The company is headquartered in Oceanside, California and operates a global direct-to-consumer storefront at z1parts.net, supported by phone-based technical sales. Its catalog spans over 1,050 parts across 55 categories and covers Kawasaki (H1 500, H2 750, Z1 900, KZ900, KZ1000), Honda (CB400, CB500, CB550, CB750, CB900, CBX), and selectively Yamaha and Suzuki models, positioning it as a comprehensive restoration supplier rather than a single-make specialist.

The core product offering centers on two flagship lines — complete painted body sets (available in both Japan-manufactured and USA-painted variants) and complete exhaust systems for classic Kawasaki triples — supported by deep SKUs across engine, transmission, electrical, suspension, brake, body, controls, and accessory categories. Pricing is unit-based, ranging from roughly $1.25 for small hardware up to over $2,200 for premium exhaust chamber sets, with all prices displayed in USD alongside a EUR/GBP/JPY/AUD currency converter. The technology stack is a turnkey BigCommerce storefront with an optimized product search function, and the company does not maintain a native mobile app, public API, or third-party integrations. Exclusive touches include limited-edition Tony Nicosia (TNT) tapered header pipes for H2 750 motorcycles and a garage-sale section for used parts, clearance items, and complete vintage motorcycles.

Z1 Parts generates revenue through one-time transactional part sales with no subscription or recurring component. Its go-to-market is purely direct-to-consumer via the website and phone order line, relying on organic SEO, RSS feeds, email newsletters, and Google Reviews for demand generation. The company is independently owned, has not raised institutional capital, and operates with a 1-10 person team, with no disclosed management team or board. Its 30+ year operating history and a worldwide customer base across North America, Europe, the UK, Asia-Pacific, and Oceania constitute the principal evidence of an established but small-scale niche retail business.

Name

Z1 Parts

Legal name

Z1 Parts Inc.

Website

https://z1parts.net

Company type

Private

Founded year

1994

Operating status

Operating

Headcount range

1–10 employees

Short description

Z1 Parts Inc. is a privately held Oceanside, California-based e-commerce retailer of reproduction and aftermarket parts for vintage Japanese motorcycles (Kawasaki, Honda, Yamaha, Suzuki), selling 1,050+ SKUs globally direct-to-consumer through z1parts.net to individual restoration enthusiasts.

Ownership category

akta.pro rank

Product category

Vintage Motorcycle Parts

NAICS

Automotive Parts, Accessories, and Tire Retailers (4413)

SIC

Wholesale-Motor Vehicles & Motor Vehicle Parts & Supplies (5010), Wholesale-Motor Vehicle Supplies & New Parts (5013)

akta.pro industry

PRIMARYCRAOANAK

Motorcycle, powersports & ATV parts and accessories distribution

Consumer Products & Retail/Wholesale, Distribution & Category Management/Automotive Aftermarket Parts & Accessories Distribution

SECONDARYCRAOANAH

Performance, racing & tuning parts distribution

Consumer Products & Retail/Wholesale, Distribution & Category Management/Automotive Aftermarket Parts & Accessories Distribution

Keywords

• Vintage motorcycle parts
• Motorcycle restoration parts
• Kawasaki motorcycle parts
• Honda motorcycle parts
• Aftermarket motorcycle parts

Headquarters

HQ city

Oceanside

HQ country

United States

HQ region

North America

Markets served

GTM type

B2C

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Parts Sales: One-time product sales of vintage Japanese motorcycle parts including reproduction body sets, exhaust systems, engine components, electrical parts, and accessories. Revenue generated through individual transaction purchases with no recurring subscription component.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels4 records

Core offering

Z1 Parts is a direct-to-consumer e-commerce retailer of reproduction and aftermarket parts for vintage Japanese motorcycles. Its catalog of more than 1,050 parts across 55 categories covers body sets, complete exhaust systems, engine components, electrical parts, brakes, suspension, and accessories for vintage Kawasaki (H1 500, H2 750, KZ900, KZ1000, Z1 900) and Honda (CB400, CB500, CB550, CB750, CB900, CBX1000) models, with additional coverage for Yamaha, Suzuki, and other makes. The company imports, exports, and produces its own brand of parts, and also sells complete used motorcycles and clearance parts through a garage sale section.

Product overview

Z1 Parts Inc. is an e-commerce retailer specializing in vintage Japanese motorcycle restoration parts, operating as a single unified storefront built on BigCommerce hosting. The company offers over 1050 reproduction parts across 55 product categories for Kawasaki (H1 500 Triple, H2 750, Z1 900, KZ900, KZ1000) and Honda (CB400, CB500, CB550, CB750, CB900, CBX) motorcycles. The core product portfolio centers on two major offerings: Painted Body Sets (complete painted bodywork in original color schemes from Japan and U.S.A. manufacturing) and Complete Exhaust Systems (megaphone mufflers and headers for classic models). These flagship products are supported by extensive sub-categories covering every mechanical and electrical system including engine parts, brakes & suspension, electrical components, body panels, chains & sprockets, seats & covers, and accessories. The company also sells select complete motorcycles and used/clearance parts through its Garage Sale section.

Differentiator

Problem solved

Functional benefit

Brands

• Z1 Parts: Primary brand name for vintage motorcycle parts including body sets, exhaust systems, and components for Kawasaki and Honda motorcycles.

Products and services

• Painted Body Sets Complete painted body sets for vintage Kawasaki (Z1 900, KZ series) and other models, available in multiple original color schemes with both Japan-manufactured and U.S.A.-painted options. Sold to vintage motorcycle restorers seeking factory-style bodywork.
• Exhaust Sets Complete brand-new exhaust systems including megaphone mufflers, stainless steel headers, and TNT chambers for Z1 900, KZ900, Z1R, H2 750, and H1 500 motorcycles. Sold to vintage Kawasaki restorers needing full exhaust replacement.
• New Parts Newly manufactured reproduction parts for vintage Japanese motorcycles including electrical components, rubber parts, hardware, and mechanical items, organized as a top-level category on the storefront.
• Kawasaki Motorcycle Parts Make-specific parts catalog for vintage Kawasaki models including H1 500 Triple, H2 750, KZ900, KZ1000, and Z1 900, encompassing more than 1,050 parts across 55 categories.
• Honda Motorcycle Parts Make-specific parts catalog for vintage Honda motorcycles including CB400, CB500, CB550, CB750, CB900, and CBX1000 models, with over 250 parts offered for Honda SOHC/DOHC and CBX applications.
• Engine Parts Engine components for vintage Kawasaki and Honda motorcycles including crankshafts, cylinder head nuts, carburetor kits, intake manifolds, heat insulators, case covers, gaskets, and engine hardware.
• Electrical Components Electrical parts for vintage Japanese motorcycles including wiring harnesses, Dynatek Dyna S ignition systems, starters, stators, spark plugs, switches, and lighting components.
• Brakes & Suspension Brake rotors, pads, calipers, master cylinders, brake pedal rods, shock absorbers, and related mounting hardware for vintage Kawasaki and Honda motorcycles.
• Accessories Accessory items including apparel (shirts), books such as 'The Year of the Tri-Stars' by Rick Brett, and motorcycle tools.
• Motorcycles (Garage Sale) Complete vintage motorcycles for sale alongside garage sale and clearance items including used parts. Sold through the storefront's garage sale section.

Segments2 records

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Scale indicators3 records

Recent moves6 records

Expansion highlights6 records

Direct peers

• BikeBandit: Large online retailer of motorcycle parts and accessories across multiple brands and model years. Directly comparable to Z1 Parts as a DTC e-commerce parts destination, though with a much broader and less vintage-focused catalog.
• RevZilla: Major online motorcycle parts, gear, and accessories retailer. Comparable in DTC e-commerce model and product breadth, though RevZilla spans modern and vintage, while Z1 Parts is concentrated in vintage Japanese motorcycles.
• JP Cycles: Specialty retailer focused on vintage and cruiser motorcycle parts and accessories. Highly comparable to Z1 Parts given the vintage restoration focus, broad mechanical/electrical SKU coverage, and DTC storefront model.
• Dennis Kirk: Long-established mail-order and online retailer of motorcycle, ATV, and snowmobile parts and accessories. Comparable as a long-tenured, broad-line motorcycle parts e-commerce player serving enthusiast restorers.
• Dime City Cycles: Vintage and custom motorcycle parts and accessories retailer with strong focus on Japanese classics. Closely comparable to Z1 Parts in niche vintage-Japanese positioning and DTC e-commerce model.
• Lowbrow Customs: Vintage motorcycle parts, custom fabrication, and accessories retailer with an enthusiast/builder focus. Comparable in target customer (vintage motorcycle builders) and DTC distribution approach.

Emerging players

• Common Motor Collective: Specialty supplier of vintage Honda CB-series electrical and restoration parts. Directly comparable to Z1 Parts' Honda CB/CBX catalog line, though narrower in scope and more recent in establishment.

Broad incumbents

• MotoSport: Large online retailer of motorcycle, dirt bike, and ATV parts and gear. Comparable as a broad-line motorcycle parts DTC retailer, though more skewed toward modern off-road and motocross segments.
• Chaparral Motorsports: Multi-line motorcycle, ATV, and powersports dealer with a large online parts catalog. Comparable in DTC parts e-commerce and motorcycle accessory breadth, though with broader vehicle coverage.

Others

• eBay Motors: Online marketplace where many vintage motorcycle parts and used components are bought and sold. Relevant as an indirect competitor and alternative channel for the same restoration customer base.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat3 records

Key risks5 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/z1-parts

Revenue estimate

Valuation estimate

Number of profiles

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 Z1 Parts