Monroe

What Monroe does

Monroe manufactures automotive shock absorbers, struts, and related suspension components for the replacement aftermarket, organized under DRiV — a Tenneco business group that was acquired by Apollo Global Management in 2020 and is now privately held. The brand traces its origins to 1916 and claims coverage of "hundreds of millions of vehicles" through a product portfolio spanning six categories: Restore Your Ride (Quick-Strut assemblies, OESpectrum, Reflex, Intelligent Suspension RideSense), Carry the Load (Magnum, Gas-Magnum, Max-Air, Load Adjusting, steering stabilizers), Extend Your Ride (Monro-Matic PLUS, conversion kits, Restore shocks), Severe Service (Magnum Severe Service for emergency/municipal/fleet), Specialty (air shocks, air springs, air compressors, Max-Lift lift supports), and Heavy Duty (drag links, tie rods, air springs, king pins, torque rods for commercial trucks). Underlying technology centers on vehicle-specific valving (Twin Technology Active Control System, 10-stage valving), pre-assembled strut units, electronic-suspension replacement via CVSAe, air-adjustable damping up to 150 PSI, and elastomer-based mounting accessories. Sub-brands include Quick-Strut, OESpectrum, Reflex, Magnum, Gas-Magnum, Max-Air, Monro-Matic PLUS, Max-Lift, RoadMatic, and Strut-Mate.

Monroe operates a channel-driven, hardware-sales revenue model with no direct-to-consumer pricing — products move through authorized automotive parts stores, independent repair shops, and DRiV's commercial distribution network. GTM is built around a "Find My Part" vehicle-fit tool on Monroe.com, a Where to Buy locator, the Garage Gurus installer training program, AAPEX trade show participation, and social media sweepstakes for top-of-funnel brand engagement. Primary customer segments are DIY vehicle owners and professional repair technicians, with a secondary fleet/municipal use case. The Monroe brand itself reports 51–100 employees (likely U.S. brand and marketing staff), with broader manufacturing and engineering executed at the DRiV/Tenneco level; principal corporate offices sit in Skokie, Illinois, with an operating entity registered in Monroe, Michigan. The company holds no disclosed patents, certifications, or named enterprise customers in the data set, and operates with a Limited Lifetime Warranty and Feel the Difference Guarantee as its core commercial assurance.

Name

Monroe

Legal name

Tenneco Automotive Operating Company Inc.

Website

https://monroe.com

Company type

Private

Founded year

1920

Operating status

Operating

Headcount range

51–100 employees

Short description

Monroe is a 100-year-old aftermarket brand under DRiV (Tenneco/Apollo) that manufactures shock absorbers, struts, and suspension components for DIY vehicle owners, professional repair shops, and fleet/municipal operators across North America and EMEA.

Ownership category

akta.pro rank

Product category

Automotive Suspension and Ride Control Components

NAICS

Motor Vehicle Steering and Suspension Components (except Spring) Manufacturing (33633)

SIC

Motor Vehicle Parts & Accessories (3714)

akta.pro primary industry

Suspension Systems & Components (Springs/Shocks/Struts/Air Suspension) (IMACAIAA)

akta.pro secondary industries

Aftermarket Suspension & Steering Components Manufacturing (Shocks/Struts/Bushings/Tie Rods) (IMACANAC), Powersports Chassis, Suspension, Steering & Braking Systems Manufacturing (IMACAEAK)

Keywords

• Automotive shock absorbers
• Suspension components
• Strut assemblies
• Ride control parts
• Steering stabilizers

Headquarters

HQ city

Monroe

HQ country

United States

HQ region

North America

Offices2 records

Markets served

GTM type

B2B and B2C

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Aftermarket automotive parts sales: Monroe generates revenue through the sale of automotive shock absorbers, struts, and related suspension components to the aftermarket. Products are sold through parts stores, repair shops, and distributors serving both do-it-yourself consumers and professional installers.

Pricing tiers

Go-to-market motion1 record

Distribution channels3 records

Marketing channels5 records

Core offering

Monroe manufactures and sells aftermarket automotive shock absorbers, struts, steering stabilizers, air springs, air compressors, lift supports, and suspension conversion kits for passenger vehicles, light trucks, SUVs, commercial trucks, and severe-service/fleet applications. The product portfolio spans OE-quality replacements (Quick-Strut, OESpectrum, Restore), heavy-duty load-carrying units (Magnum, Gas-Magnum, Max-Air), electronically adaptive damping (RideSense), specialty air suspension components, and commercial vehicle parts (drag links, tie rods, king pins, torque rods), all backed by a Limited Lifetime Warranty.

Product overview

Monroe is a manufacturer of automotive shock absorbers and struts with over 100 years of experience. The company offers a comprehensive portfolio of ride control products organized into six main categories: Restore Your Ride (Quick-Strut Assemblies, OESpectrum Shocks & Struts, Reflex Shocks & Struts, Intelligent Suspension RideSense), Carry the Load (Magnum Strut Assemblies, Gas-Magnum Shocks, Max-Air, Load Adjusting Shocks, Steering Stabilizers), Extend Your Ride (Monro-Matic PLUS, Suspension Conversion Kits, Restore Shocks), Severe Service (Magnum Severe Service Shocks and Struts for emergency/fleet vehicles), Specialty (Air Shocks, Air Springs, Air Compressors, Max-Lift Lift Supports), and Heavy Duty (commercial vehicle components). The company also offers Strut-Mate accessory products including mounting kits and boot kits. All products are designed for the automotive aftermarket and are branded under Monroe, OESpectrum, Quick-Strut, Reflex, Magnum, Max-Air, Max-Lift, RoadMatic, Monro-Matic, and Strut-Mate trademarks.

Differentiator

Problem solved

Functional benefit

Brands

• Quick-Strut: Pre-assembled strut assemblies featuring vehicle-specific design, fit checked and ride-tested to restore factory ride height and performance.
• OESpectrum
• Reflex
• Magnum
• Gas-Magnum
• Max-Air
• Monro-Matic PLUS
• Max-Lift
• RoadMatic
• Strut-Mate

Products and services

• Quick-Strut Assembly Vehicle-specific designed strut assemblies that are fit checked, ride-tested, and engineered to restore factory ride height and ride performance. Includes all required components for complete strut repair in a single, fully-assembled unit, intended for DIY consumers and professional technicians.
• OESpectrum Shocks & Struts Application-specific shocks and struts providing exceptional handling precision and control while filtering out noise, vibration, and harshness. Designed to restore a vehicle's original factory drivability and performance for DIY and professional installers.
• Reflex Shocks & Struts Shocks and struts ideal for larger light trucks, SUVs, and other vehicles with a higher center of gravity. Automatically adjusts the unit to absorb impact, helping reduce vehicle roll and dive.
• Monroe Intelligent Suspension RideSense Electronic shocks and struts with CVSAe technology that are direct OE replacements with same fit for premium European vehicles originally equipped with electronic suspension systems.
• Specialty Shocks and Struts Direct fit replacements for domestic vehicles equipped with factory hydraulic self-leveling or electronic suspension systems.
• Magnum Loaded Strut Assembly Complete strut replacement assembly for hardworking half-ton trucks. Designed with application-specific design and variable rate coil spring to maintain ride height under load.
• Gas-Magnum Shock Absorbers Provides firm control without a harsh ride while working more efficiently with less effort thanks to increased fluid capacity (up to twice that of standard 1-inch bore shocks). Designed for midsize and full-size trucks and vans.
• Max-Air Air Adjustable Shock Absorbers Air-adjustable shock absorbers designed to maintain level vehicle height for vehicles that consistently haul heavy loads or tow trailers. Features a large volume air chamber that inflates up to 150PSI when under load with additional weight up to 1,200 lbs.
• Load Adjusting Shock Absorbers For vehicles that occasionally carry loads, adjusting to road and weight conditions to help reduce vehicle sag and provide extra control. Recommended for vehicles that carry varying loads or tow trailers up to 1,200 lbs.
• Magnum Steering Stabilizer Steering stabilizer ideal for trucks and vans to help reduce vibrations that travel through the steering system before they reach the driver.
• Monro-Matic PLUS Shocks & Struts Shocks and struts equipped with nitrogen gas charge to help maintain tire-to-road contact for improved ride and handling while meeting OE specs.
• Monroe Suspension Conversion Kits Converts a vehicle's factory-equipped air, hydraulic self-leveling, or electronic suspension to a conventional suspension. Includes full instructions and premium-quality replacement components including application-tuned shock/strut, coil spring(s), and necessary mounting hardware.
• Monroe Restore Shocks Shocks designed to deliver consistent performance while filtering out noise, vibration, and harshness. Meets Monroe engineering expectations for getting more miles with an improved ride.
• Magnum Severe Service Shock Absorbers Shock absorbers designed for hardworking emergency, municipal, fleet, and jobsite vehicles. Features enhanced components for superior stability and ride control with larger bore for greater working capacity and arc-welded mounts for higher tensile strength.
• Magnum Severe Service Struts Struts engineered for the toughest environments with enhanced components for superior stability and ride control. Features 10-stage valving that adjusts to road extremes to help handle frequent stops, heavy loads, and high miles.
• Monroe Air Shocks & Air Struts OE-style replacement air shocks and struts built with precision components to deliver superior control and stability. Four-wheel adjustability helps minimize body roll during turns and reduce vibrations.
• Monroe Air Springs Air springs designed to deliver reliable performance and precision handling. Restores original factory air ride functionality with leak-tested seals and rubber on air sleeves resistant to abrasions, water, oil, and lubricants.
• Monroe Air Compressors Air compressors that maintain proper ride height with steady pressure, reduce strain, and support long-term performance. High-torque, low-noise motor ensures smooth operation with nitrile seals and PTFE-enhanced piston cup.
• Monroe Max-Lift Gas-Charged Lift Support Gas-charged lift supports that reliably lift and hold open trunks, hatches, hoods, toolboxes, and gloveboxes. Features nitrocarburized rod and steel body pressure cylinder for enhanced corrosion resistance and lasting durability.
• Monroe Max-Lift Power Lift Support Power lift supports designed for smooth and quiet operation. Installs easily on liftgates, trunks, and hatches to deliver consistent performance with rust-resistant housing and robust gear motor for long-lasting performance.
• Heavy Duty Shocks (Commercial Vehicle Components) Heavy duty shock absorbers for commercial vehicles including Drag Links & Tie Rods, Shocks, Air Springs, King Pins, and Torque Rods for commercial truck applications.
• OESpectrum Shock & Mount Assembly Preassembled design including upper shock mount to simplify installation process and save time for specific applications with unique rear suspension.

Quantifiable outcome

• Restore factory ride height and ride performance
• +3 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

Feature9 records

Partnerships

Three partnerships are on record, tiered core and minor.

• DRiV (a Tenneco business group)coreTechnology or IntegrationMonroe is a brand under DRiV, a division of Tenneco Inc. dedicated to Ride Performance and Motorparts. DRiV operates as the parent company overseeing Monroe along with other leading aftermarket brands including MOOG, Wagner, and Fel-Pro. Monroe's official website is hosted under the DRiV corporate domain.
• DRiV (AAPEX organizer/participant)coreGTM or Marketing PartnerDRiV showcases Monroe brand alongside MOOG, Wagner, and Fel-Pro at AAPEX (Automotive Aftermarket Products Expo) in Las Vegas, demonstrating the company's integrated portfolio approach. The 2025 show featured over 26,000 new SKUs added to the combined portfolio.
• Garage GurusminorStrategic or Co-development PartnerGarage Gurus is an automotive training program partnered with Monroe to provide technical education resources for automotive technicians, including installation guides, troubleshooting tips, and best practices for ride control products.

Scale indicators3 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• KYB Corporation: KYB is one of the world's largest manufacturers of automotive shock absorbers and struts, competing head-to-head with Monroe in the global aftermarket for ride-control products. Both companies supply OE-grade replacement shocks and struts to parts stores and professional installers across passenger and light commercial segments.
• Bilstein (ThyssenKrupp / BILSTEIN Group): Bilstein is a premium global manufacturer of monotube and twin-tube gas-pressure shock absorbers for both OE and aftermarket applications. It directly competes with Monroe's OESpectrum and Reflex lines in the performance and OE-replacement segments.
• Sachs (ZF Friedrichshafen): Sachs is ZF's aftermarket suspension and clutch brand offering OE-equivalent shock absorbers and struts to passenger car and commercial vehicle markets. It competes with Monroe across European and global aftermarket channels with comparable product breadth.
• Gabriel (Ride Control LLC): Gabriel is a long-established North American aftermarket shock and strut brand offering products for passenger cars, light trucks, and SUVs. It targets similar DIY and professional installer segments as Monroe, with overlapping product categories.
• Koni (ITT Inc.): Koni is a premium aftermarket and motorsport shock absorber brand owned by ITT, known for adjustable and high-performance dampers. It competes with Monroe in the performance and specialty segments of the ride-control aftermarket.
• Rancho (DRiV / Tenneco): Rancho is a sister brand under DRiV specializing in suspension products for lifted trucks, SUVs, and off-road applications. It overlaps with Monroe's Reflex and Magnum Severe Service lines for light trucks and SUV enthusiasts.

Emerging players

• Fox Factory Holdings: Fox Factory manufactures high-performance shock absorbers and suspension components for off-road, on-road, and powersports applications. It overlaps with Monroe's premium and specialty product lines in trucks, SUVs, and enthusiast segments.
• Air Lift Company: Air Lift Company specializes in air springs and on-board air compressor systems for load support and ride control. It directly overlaps with Monroe's Max-Air and air suspension/specialty product categories.
• Belltech (KW Automotive): Belltech manufactures aftermarket lowering and performance suspension systems including shocks, struts, and coil springs. It competes with Monroe in the handling and specialty ride-control segments, particularly for light trucks and SUVs.
• Timbren Industries: Timbren manufactures rubber suspension springs and load-levelling solutions for light trucks, vans, and trailers. It is an emerging player in the load-support category that overlaps with Monroe's Max-Air and Load Adjusting product lines.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key highlights6 records

Customer concentration

• Xx.com/MonroeShocks
• Facebookfacebook.com/MonroeShocks
• Instagraminstagram.com/monroeshocks
• LinkedInlinkedin.com/company/monroe-auto-equipment-co

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 Monroe