Bulldog

What Bulldog does

Bulldog is a U.S.-based aftermarket sealing-systems manufacturer for heavy equipment, operating as a division of USCO / ITR America (legal entity ITR America LLC). Founded in 1956 in Southern California, relocated to Reno, Nevada in 1976, and moved in 1996 to a purpose-built 38,000 ft2 facility at 8711 Florida Mining Blvd, Tampa, FL, the company produces engine gaskets, hydraulic cylinder seals, transmission seals, and pre-configured service kits — primarily for Caterpillar, John Deere, and Komatsu equipment used in construction, forestry, and mining. The product portfolio is organized around Bulldog Gasket Kits, Bulldog Hydraulic Kits, Bulldog All-in-One comprehensive kits, and miscellaneous/sku-level components, with thousands of part numbers available immediately from inventory and short lead times on the broader catalog. Manufacturing uses CNC equipment combined with CAD/drafting tools, advanced measuring/inspection equipment, and automated kit assembly and packaging.

The company operates a hybrid go-to-market combining direct B2B ecommerce at bulldogkits.com — gated by a company account system and supported by a dedicated phone sales team — with a worldwide distribution network reaching over 75 countries. Primary customer segments are diesel engine rebuilders, tractor parts distribution companies, and heavy equipment operators/resellers, served through vertical (use-case) segmentation. Pricing is not publicly disclosed and is effectively quote-based per business account, with pay-as-you-go billing for orders.

Bulldog holds a registered Bulldog® trademark, maintains ISO 9001:2015 Quality Management System certification, and operates with a headcount in the 11-50 range. The company was acquired from Hercules Hydraulics by USCO / ITR America on June 30, 2018, and remains an operating division rather than a standalone entity. There is no public reporting of revenue, funding, or headcount trends, and no AI/ML capability is evidenced in the product or technology stack.

Name

Bulldog

Legal name

ITR America LLC

Website

https://bulldogkits.com

Company type

Private

Founded year

1956

Operating status

Operating

Headcount range

11–50 employees

Short description

Bulldog is a Tampa, Florida-based aftermarket manufacturer of gaskets, hydraulic seals, and transmission sealing kits for Caterpillar, John Deere, and Komatsu heavy equipment, sold globally in 75+ countries via B2B ecommerce and distributors to engine rebuilders and equipment operators as a division of USCO / ITR America.

Ownership category

akta.pro rank

Headquarters

HQ city

Tampa

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Personnel, Operations, Supply Chain, Infrastructure

Revenue model

1. Aftermarket Replacement Parts Sales: Direct sale of sealing systems including engine gaskets, hydraulic seals, and transmission components for heavy equipment. Products sold as individual parts and complete service kits.

Pricing tiers

Go-to-market motion2 records

Distribution channels2 records

Marketing channels6 records

Core offering

Bulldog manufactures and distributes hydraulic, gasket, and transmission sealing kits for heavy equipment applications. The company sells aftermarket replacement parts for heavy-duty engines, transmissions, and hydraulic systems, primarily covering Caterpillar, John Deere, and Komatsu equipment. Customers place orders through an online store with a company account login and select products from kit categories and individual component listings.

Product overview

Bulldog is an aftermarket parts company specializing in high-quality sealing systems (gaskets, seals, and related kits) for heavy equipment. The product portfolio is organized around two core product lines: Bulldog Gasket Kits (covering engine and transmission applications) and Bulldog Hydraulic Kits (covering hydraulic cylinder and system applications). These core offerings are supported by complementary product lines including Bulldog All-in-One (comprehensive repair kits), Bulldog Gasket Misc (individual and miscellaneous gaskets), Bulldog Hydraulic Misc (individual hydraulic components and seals), and Bulldog Supplemental products. The company focuses primarily on Caterpillar, John Deere, and Komatsu equipment, with products designed for critical and demanding hydraulic cylinder, transmission, and diesel engine applications in construction, forestry, and mining equipment.

Differentiator

Problem solved

Functional benefit

Products and services

• Bulldog Gasket Kits Pre-packaged gasket kits containing all gaskets required for a heavy equipment engine or transmission rebuild. Designed for diesel engine rebuilders, parts distributors, and heavy equipment operators using Caterpillar, John Deere, and Komatsu equipment.
• Bulldog Hydraulic Kits Pre-packaged hydraulic sealing kits containing the seals and sealing components needed for heavy equipment hydraulic system rebuilds. Targeted at diesel engine rebuilders and heavy equipment service operations.
• Bulldog All-in-One Combined gasket and hydraulic sealing kits that bundle the sealing components required across multiple subsystems into a single orderable kit. Intended for rebuilders and distributors who want to minimize parts sourcing across multiple SKUs during a heavy equipment rebuild.
• Bulldog Gasket Misc Individual gaskets sold outside of bundled kits for targeted replacement needs in heavy equipment engines and transmissions.
• Bulldog Hydraulic Misc Individual hydraulic sealing components sold outside of bundled kits for targeted replacement needs in heavy equipment hydraulic systems.
• Assortment Kits Assortment kits that package a varied mix of sealing components together for multi-application or general inventory stocking needs at parts distributors and rebuild shops.
• Bulldog Supplemental Supplemental sealing products addressing sealing needs outside of the standard gasket and hydraulic kit categories for heavy equipment applications.

Quantifiable outcome

• Products stocked and immediately available
• +1 more outcomes

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

One partnership is on record.

• USCO / ITR AmericacoreOthers · 30 June 2018USCO / ITR America acquired Bulldog Hydraulics and Gaskets operations from Hercules Hydraulics in Clearwater, Florida on June 30, 2018. Bulldog continues to operate from Tampa, Florida manufacturing operations as a division of USCO – ITR America.

Scale indicators4 records

Recent moves7 records

Expansion highlights4 records

Direct peers

• ElringKlinger: Global manufacturer of gaskets, sealing systems, and engine components for automotive and industrial applications. Closely comparable to Bulldog as a gasket-and-sealing-device manufacturer serving engine and driveline applications with aftermarket and OEM exposure.
• Garlock (EnPro Industries): Manufacturer of gaskets, packing, and sealing products for industrial and heavy-duty applications. Comparable to Bulldog in fluid-sealing product portfolio and industrial customer base.
• Freudenberg Sealing Technologies: Global manufacturer of industrial and automotive sealing solutions including O-rings, radial shaft seals, and custom engineered sealing products. Comparable to Bulldog across heavy-equipment, hydraulic, and engine sealing categories.
• Corteco: Aftermarket sealing and vibration-control specialist within the Tenneco/Motorparts portfolio. Directly comparable to Bulldog in aftermarket gaskets, O-rings, and hydraulic/rotary sealing kits supplied through distribution.
• Federal-Mogul (Tenneco): Manufacturer of powertrain and sealing solutions, including gaskets and engine sealing components for heavy-duty and industrial applications. Direct comparable in sealing-technology product line and heavy-duty engine coverage.

Broad incumbents

• Parker Hannifin: Large diversified motion-and-control industrial conglomerate with a substantial sealing and gasket product line serving heavy equipment and hydraulics. Comparable to Bulldog in sealing technology and heavy-equipment end markets, though at significantly larger scale and broader portfolio.
• Dana Incorporated: Global supplier of driveline, sealing, and thermal-management solutions for heavy vehicles and industrial equipment. Comparable to Bulldog in heavy-equipment sealing applications and aftermarket channels, though Dana operates across a wider product portfolio.
• SKF: Global bearings and seals manufacturer with a heavy-equipment and industrial sealing product line. Comparable to Bulldog in sealing solutions for heavy-duty applications, though SKF's portfolio extends well beyond sealing into bearings and rotating equipment services.

Others

• Hercules Hydraulics: Former parent company of Bulldog's hydraulics and gaskets operations before the June 2018 sale to USCO/ITR America. Connected rather than competitive — useful as a historical and structural reference for Bulldog's industrial sealing business.
• USCO / ITR America: Current parent company of Bulldog and a heavy-equipment undercarriage and ground-engaging tools specialist. Not a competitor but a structural reference, as USCO/ITR's distribution and product platform shapes Bulldog's go-to-market and growth trajectory.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat3 records

Key risks6 records

Key highlights6 records

Customer concentration

• YouTubeyoutube.com/@bulldogkits
• Facebookfacebook.com/bulldogkits
• LinkedInlinkedin.com/company/bulldogkits
• Instagraminstagram.com/bulldogkits
• TikToktiktok.com/@bulldogkits
• Xx.com/genuinebulldog

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 Bulldog