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NAICS Code· 336350

NAICS 336350: Motor Vehicle Transmission and Power Train Parts Manufacturing

This industry comprises establishments primarily engaged in manufacturing and/or rebuilding motor vehicle transmissions and power train parts. Illustrative Examples: Automatic transmissions, automotive, truck, and bus, manufacturing Axle bearings, automotive, truck, and bus, manufacturing Constant velocity joints, automotive, truck, and bus, manufacturing Differential and rear axle assemblies, automotive, truck, and bus, manufacturing Torque converters, automotive, truck, and bus, manufacturing Universal joints, automotive, truck, and bus, manufacturing Show more

NAICS 336350 – Motor Vehicle Transmission and Power Train Parts Manufacturing encompasses the design, fabrication, and assembly of critical drivetrain components for military and defense vehicles, including gearboxes, torque converters, differentials, drive shafts, clutches, and transfer cases. These parts are essential for the performance, durability, and operational readiness of tracked and wheeled tactical vehicles, armored transports, and heavy-duty logistics platforms.

60
Active Contracts
$853.1M
Total Obligations (12mo)
1.3K
Awarded Contracts (12mo)
286
Contractors Awarded (12mo)
3
Median Bidders per Award
+346.4%
YoY Growth

Industry Spending Overview

Federal obligations, top contractors and agencies, and related industry codes for NAICS 336350.

AI Industry Description

NAICS 336350 – Motor Vehicle Transmission and Power Train Parts Manufacturing encompasses the design, fabrication, and assembly of critical drivetrain components for military and defense vehicles, including gearboxes, torque converters, differentials, drive shafts, clutches, and transfer cases. Thes...

NAICS 336350 – Motor Vehicle Transmission and Power Train Parts Manufacturing encompasses the design, fabrication, and assembly of critical drivetrain components for military and defense vehicles, including gearboxes, torque converters, differentials, drive shafts, clutches, and transfer cases. These parts are essential for the performance, durability, and operational readiness of tracked and wheeled tactical vehicles, armored transports, and heavy-duty logistics platforms. The sector operates at the intersection of precision metalworking, advanced materials engineering, and military specification compliance, requiring adherence to stringent MIL-SPEC standards for vibration resistance, thermal stability, and load-bearing integrity. In the federal contracting landscape, this NAICS code supports the sustainment and modernization of ground vehicle fleets across the U.S. military, linking industrial base capabilities directly to battlefield mobility and mission effectiveness. Top contractors in this sector include EVERSTONE INDUSTRIES LLC and ALLOY SLING CHAINS, LLC, both of which are small businesses specializing in high-tolerance machining and forged metal components. These firms often serve as niche suppliers to larger defense primes, providing mission-critical parts under long-term maintenance and retrofit contracts. The competitive landscape is characterized by specialized manufacturers with deep expertise in metallurgy and drivetrain dynamics, rather than large-scale OEMs. The Department of Defense is the primary buyer, with demand driven by vehicle modernization programs, fleet recapitalization initiatives, and overseas contingency operations requiring robust, repairable components. Procurement is heavily focused on sustainment and obsolescence management for legacy platforms alongside new armored vehicle programs. The market is highly technical and supply-chain dependent, with opportunities concentrated among certified small businesses capable of rapid prototyping, low-volume production, and rapid response to fielded vehicle maintenance needs. Suppliers with AS9100 and ITAR compliance are best positioned to compete in this specialized, high-reliability segment.

Top Contractors

Companies with the highest total award value under NAICS 336350, ranked by dollars won.

Ranked by total awards
CompanyTotal AwardsContracts
RENK AMERICA LLC$691.3M1
AM GENERAL LLC$30.4M15
CLARKE POWER SERVICES INC$18.4M41
OSHKOSH DEFENSE LLC$13.4M63
TWIN DISC, INCORPORATED$13.3M7
MTP DRIVETRAIN SERVICES, L.L.C.$12.9M61
RUTA SUPPLIES INC$8.5M52
LOC PERFORMANCE PRODUCTS LLC$3.3M14
MELTON SALES & SERVICE$3.0M3
HONEYWELL INTERNATIONAL INC.$2.9M1

Top Agencies

Federal agencies directing the most contract spending toward NAICS 336350.

W6QK Acc- Dta1 award$691.3M
Department Of Defense1,081 awards$68.4M
DLA Land Warren30 awards$62.9M
DLA Land And Maritime118 awards$25.2M
General Services Administration1 award$2.7M
Department Of Defense (dod)33 awards$1.8M
Department Of Justice17 awards$711K
Department Of The Interior1 award$74K
Department Of Homeland Security1 award$61K

Competition

How many companies historically bid on federal awards in NAICS 336350, from bidder counts reported on USAspending.

Moderate Competition

Median 3-5 bidders per reported award. · 33,755 reported awards

Median Bidders

3

Per reported award, all-time

Single-Bid Awards

25%

Share of reported awards with one bidder

10+ Bidder Awards

8%

Share of reported awards with 10+ bidders

Reported Awards

0

84% of 40,229 total awards

How this code compares up the NAICS hierarchy. Parent cohorts pool every code under their prefix, so they are the steadier baseline when a 6-digit sample is thin.

Industry FamilyCompetitionMedian BiddersSingle-BidBidder MixReported Awards
336350This Code
Motor Vehicle Transmission and Power Train Parts Manufacturing
Moderate Competition325%
33,75584% of 40,229
33635NAICS Industry
Moderate Competition325%
33,75584% of 40,229
3363Industry Group
Motor Vehicle Parts Manufacturing
Moderate Competition325%
451,30389% of 504,650
336Subsector
Fewer Bidders238%
2,923,71580% of 3,661,023
33Sector
Manufacturing
Fewer Bidders244%
16,852,66969% of 24,321,569

Bidder counts reported on past federal awards in this NAICS (USAspending). An open opportunity has no bidders yet, so this is the historical norm for similar work, not a fact about this solicitation. Not all awards report bidder counts, and fewer bidders often means incumbent-held work rather than an easier win. Federal reporting of bidder counts fell from ~96% of awards (FY2016) to ~30% (FY2018 onward); the chart shows shares of reported awards, and washed-out stretches mark years with fewer than 30 of them.

Related NAICS Codes

Industries similar to Motor Vehicle Transmission and Power Train Parts Manufacturing, by shared sector, subsector, and industry group.

Motor Vehicle Gasoline Engine and Engine Parts Manufacturing

This industry comprises establishments primarily engaged in (1) manufacturing and/or rebuilding moto...
336310Same Industry GroupHigh Similarity

Motor Vehicle Electrical and Electronic Equipment Manufacturing

This industry comprises establishments primarily engaged in manufacturing and/or rebuilding electric...
336320Same Industry GroupHigh Similarity

Motor Vehicle Steering and Suspension Components (except Spring) Manufacturing

This industry comprises establishments primarily engaged in manufacturing and/or rebuilding motor ve...
336330Same Industry GroupHigh Similarity

Motor Vehicle Brake System Manufacturing

This industry comprises establishments primarily engaged in manufacturing and/or rebuilding motor ve...
336340Same Industry GroupHigh Similarity

Motor Vehicle Seating and Interior Trim Manufacturing

This industry comprises establishments primarily engaged in manufacturing motor vehicle seating, sea...
336360Same Industry GroupHigh Similarity

Motor Vehicle Metal Stamping

This industry comprises establishments primarily engaged in manufacturing motor vehicle stampings, s...
336370Same Industry GroupHigh Similarity

Other Motor Vehicle Parts Manufacturing

This industry comprises establishments primarily engaged in manufacturing and/or rebuilding motor ve...
336390Same Industry GroupHigh Similarity

Automobile and Light Duty Motor Vehicle Manufacturing

This industry comprises establishments primarily engaged in (1) manufacturing complete automobiles a...
336110Same SubsectorMedium Similarity

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NAICS 336350 FAQ

Frequently Asked Questions

NAICS code 336350 covers Motor Vehicle Transmission and Power Train Parts Manufacturing. This industry comprises establishments primarily engaged in manufacturing and/or rebuilding motor vehicle transmissions and power train parts. Illustrative Examples: Automatic transmissions, automotive, truck, and bus, manufacturing Axle bearings, automotive, truck, and bus, manufacturing Constant velocity joints, automotive, truck, and bus, manufacturing Differential and rear axle assemblies, automotive, truck, and bus, manufacturing Torque converters, automotive, truck, and bus, manufacturing Universal joints, automotive, truck, and bus, manufacturing

Recently Posted in Motor Vehicle Transmission and Power Train Parts Manufacturing

NAICS: 336350
Awarded
DIBBS
CLUTCH, SLIDING SLEEVE, VEHICULAR
Solicitation # SPE7L5-26-T-4954
This contract is for the procurement of nine vehicular sliding sleeve clutches, identified by NSN 2520013989941 and Oshkosh Defense LLC part number 2034350. The order is issued by the Department of Defense Land Supplier Operations Engines under solicitation number SPE7L5-26-T-4954. Delivery is required within 189 days, with a required delivery date of March 2, 2027. The items are to be shipped FOB Origin to DLA Distribution Red River in Texarkana, Texas. The contract mandates strict adherence to DLA packaging requirements, including MIL-STD-2073-1E for preparation and MIL-STD-129 for marking. Inspection and acceptance will occur at the destination, and the supplier must comply with specific technical and quality requirements as outlined in the DLA Master List.
Defense Logistics Agency

POSTED

1 day ago

DEADLINE

N/A
View Details
NAICS: 336350
Awarded
DIBBS
CLUTCH, ELEMENT ASSE
Solicitation # SPE7L1-26-T-788G
The contract pertains to the procurement of one unit of a Clutch, Element Asse with the NSN/part number 3010-01-462-7912, solicited under reference SPE7L1-26-T-788G by the Defense Logistics Agency under the Department of Defense. The solicitation was posted on July 1, 2026, with a response deadline of July 13, 2026, indicating a twelve-day window for submissions. This is a federal procurement action with no specified set-aside classification or NAICS code, and the place of performance and organizational address details are not provided. The procurement is managed through the DIBBS system, and interested parties can access additional information via the official UI link.
Defense Logistics Agency

POSTED

1 day ago

DEADLINE

N/A
View Details
NAICS: 336350
New
DIBBS
30--BRAKE SHOE,CENTRIFUGAL
Solicitation # SPE7L4-26-U-1160
Solicitation SPE7L4-26-U-1160 is a request for quotations issued by the Department of Defense, specifically the Office of Combat Vehicles and Armament, for the procurement of centrifugal brake shoes under NSN 3040997213621. This small business set-aside opportunity is for an initial quantity of 28 units with a delivery requirement of 127 days after the order is received. The procurement may result in an automated indefinite delivery contract with a one-year term or until the aggregate total of orders reaches 350,000.00 dollars. The contract includes a guaranteed minimum quantity of 4 units and an estimated two orders per year, with shipments destined for various CONUS and OCONUS DLA Depots. The approved source for this item is K3602 5520-5701. All quotes must be submitted electronically by the deadline of September 10, 2026. This is a simplified acquisition solicitation under NAICS code 336350, and no hard copies of the solicitation, specifications, or drawings are available. Interested responsible sources should submit their quotes via the DLA Dibbs portal.
LSO COMBAT VEHICLES AND ARMAMENT

POSTED

1 day ago

DEADLINE

in 13 days
View Details
NAICS: 336350
New
DIBBS
25--UNIVERSAL JOINT,VEHICU
Solicitation # SPE7L1-26-Q-1561
The Department of Defense Land Supply Chain is soliciting quotes under RFQ SPE7L1-26-Q-1561 for the procurement of six universal joints for vehicles, identified by NSN 2520013086225. This is a source controlled drawing item, and approved sources include 03705 20A-D-1249, 75665 3111160, and 83529 SM650DS/907301. The items must strictly adhere to the requirements of the cited drawing, and delivery is required to DLA Distribution within 479 days after the order is placed. This procurement is designated as a Total Small Business Set Aside under NAICS code 336350. The solicitation was posted on August 27, 2026, with a response deadline of September 4, 2026. Quotes must be submitted electronically via the DIBBS portal. Additionally, the contract incorporates DFARS 252.204-7012, requiring the contractor to implement specific cybersecurity standards for safeguarding covered defense information and reporting cyber incidents.
LAND SUPPLY CHAIN

POSTED

1 day ago

DEADLINE

in 7 days
View Details
NAICS: 336350
New
Federal
25--RING,SUPPORT,TRANSMISS
Solicitation # SPE7LX26U9817
DLA Land and Maritime is soliciting quotes for the procurement of transmission support rings under NSN 2520012514395. The initial requirement is for 170 units with a delivery deadline of 225 days after the order is placed. This solicitation may result in an automated Indefinite Delivery Contract with a one year term or a total value of 350,000.00 dollars, featuring a guaranteed minimum quantity of 25 units. Items are to be shipped to various CONUS and OCONUS DLA Depots. This opportunity is a total small business set aside under NAICS code 336350. Interested and responsible sources must submit their quotes electronically by the deadline of September 11, 2026. All technical drawings and military specifications are available electronically, and the procurement is being managed by the office located in Columbus, Ohio.
DLA Land And Maritime

POSTED

1 day ago

DEADLINE

in 14 days
View Details
NAICS: 336350
Awarded
DIBBS
25--PROPELLER SHAFT WITH UNIVERSAL JOINT
Solicitation # SPE7L4-26-U-1054
Solicitation SPE7L4-26-U-1054 is a unilateral indefinite-delivery contract issued by the LSO Combat Vehicles and Armament under the Department of Defense for the procurement of propeller shafts with universal joints for vehicles. The requirement is identified by NSN 2520-01-566-2615 and is designated as a total small business set-aside under NAICS code 336350. The contract has an estimated annual quantity of 85 units, with a guaranteed minimum of 12 units and a maximum contract value capped at 350,000.00 dollars. Delivery is required within 81 days after receiving the order, with terms set as FOB Origin and both inspection and acceptance occurring at the destination. The contractor must adhere to strict packaging and marking standards, specifically MIL-STD-2073-1E for preservation and MIL-STD-129 for labeling and bar-coding. Compliance with DLA packaging requirements RP001 and the DLA Master List of Technical and Quality Requirements is mandatory. Invoicing and receiving reports must be processed electronically through the Wide Area WorkFlow system. The contract incorporates various FAR and DFARS clauses, including requirements for hazardous material identification per 252.223-7001, cybersecurity safeguarding under 252.204-7012, and NIST SP 800-171 assessment requirements. Proposals are to be submitted electronically via the DLA Internet Bid Board System.
LSO COMBAT VEHICLES AND ARMAMENT

POSTED

1 day ago

DEADLINE

N/A
View Details
NAICS: 336350
New
Federal
25--ADAPTER,LUBE VALVE
Solicitation # SPE7LX26U9816
This procurement solicitation, issued by the DLA Land and Maritime, is for the acquisition of Lube Valve Adapters under NSN 2520011060826. The requirement consists of an initial quantity of 35 units with a delivery window of 29 days after receipt of order. This effort may result in an Automated Indefinite Delivery Contract with a one-year term or a total value ceiling of 350,000.00 dollars. The contract includes a guaranteed minimum quantity of 5 units, with an estimated two orders per year shipping to various CONUS and OCONUS DLA Depots. The solicitation is designated as a Total Small Business Set Aside under NAICS code 336350. Approved sources include 0184N 559606881227, 73342 6881227, and A001G 6881227. Interested responsible sources must submit their quotes electronically by the deadline of September 11, 2026. No hard copies of the solicitation or technical drawings are available, and all submissions must be handled through the specified electronic channels.
DLA Land And Maritime

POSTED

1 day ago

DEADLINE

in 14 days
View Details
NAICS: 336350
New
Federal
Oshkosh Transfer Case - Minot AFB, ND
Solicitation # FA452826Q0009
Solicitation FA452826Q0009 is a request for quotation for a brand-name replacement transfer case (Part No. 4574010) for a 2020 Oshkosh HB2723CZ-GOP Snow Removal Truck, serial number 10TAHLGF9MS801430. This acquisition is 100% set aside for small business concerns under NAICS code 336350. The government intends to award a single firm-fixed-price purchase order based on best value, considering price, past performance, product quality, and conformance to specifications. Per updated salient characteristics, the transfer case must be in new and unused condition; remanufactured or refurbished items are not acceptable. The final deadline for quotes was extended via Amendment 0002 to September 1, 2026, at 9:00 AM CDT. Delivery is requested as soon as possible, but no later than September 30, 2026, FOB Destination to the 5th Logistics Readiness Squadron at Minot AFB, North Dakota. Item Unique Identification marking and registry data are required if the final unit acquisition cost is $5,000 or more. Invoicing and receiving reports must be processed electronically through the Wide Area WorkFlow system.
FA4528 5 Cons

POSTED

1 day ago

DEADLINE

in 4 days
View Details
NAICS: 336350
Closed
DIBBS
PROPELLER SHAFT WITH U
Solicitation # SPE7LX-26-U-9500
Solicitation SPE7LX-26-U-9500 is a total small business set-aside for a one-year Indefinite Delivery Contract issued by the DLA Land and Maritime Strategic Acquisition Directorate. The contract is for the procurement of vehicular propeller shafts with universal joints, specifically for MTV4500 vehicles, identified by NSN 2520015450395 and Meritor Heavy Vehicle Systems part number 16XNS934D143. This is designated as a critical application item with an estimated annual quantity of 48 units, a guaranteed minimum of 7 units, and a maximum contract value of 350,000 dollars. Delivery is required within 81 days after receipt of order, with shipping terms set as FOB Origin and inspection and acceptance occurring at the destination. Packaging must comply with TQ requirement IP025 and MIL-STD-129, with non-hazardous materials following ASTM D3951. The award will be made to the responsible offeror whose quote is most advantageous to the government, considering both price and other factors. Payment and invoicing must be processed electronically through the Wide Area WorkFlow system.
STRATEGIC ACQ PROGRAM DIRECTORATE

POSTED

2 days ago

CLOSED

about 6 hours ago
View Details
NAICS: 336350
Closed
DIBBS
DIFFERENTIAL, DRIVIN
Solicitation # SPE7L1-26-U-0558
This contract, issued under solicitation number SPE7L1-26-U-0558 by the Defense Logistics Agency’s Land and Maritime Land Supply Chain, is a total small business set-aside for the procurement of one differential, drivin with NSN 2520015763048, as identified by part number TDA A4 3200K2117. The requirement is for a single unit, with an estimated contract value of up to $350,000 and a guaranteed minimum quantity of one unit. Delivery must occur within 81 days after receipt of order, under FOB Origin terms, with all supplies destined for locations within the continental United States. Inspection and acceptance occur at the destination, governed by FAR 52.246-1, and all packaging must comply with DLA’s RP001 packaging requirements and MIL-STD-129 marking standards. The material, if not classified as hazardous under FED-STD-313, must be commercially packaged according to ASTM D3951, but all DLA Technical and Quality Master List requirements take precedence over ASTM D3951. If the item is hazardous, packaging must meet TQ requirement IP025, and the contractor must provide a Safety Data Sheet compliant with 29 CFR 1910.1200 prior to award. All packaging must be labeled in accordance with the Hazard Communication Standard and MIL-STD-129, with unit of issue and quantity per unit pack as specified in the contract. The solicitation incorporates the DLA Master Solicitation for Automated Simplified Acquisitions Revision 105 and a comprehensive set of Federal Acquisition Regulation and Defense Federal Acquisition Regulation Supplement clauses addressing cybersecurity, subcontracting, whistleblower rights, payment procedures, export controls, prohibitions on certain materials and equipment, and compliance with the Buy American Act and Berry Amendment. Offerors must be registered in the System for Award Management and represent their small business status as defined by NAICS code 336350. Quotes must be submitted via the DIBBS portal by August 24, 2026, and all contractors are required to comply with electronic invoicing through WAWF. Award will be made based on price and other factors, with the most advantageous offer selected for the government.
LAND SUPPLY CHAIN

POSTED

2 days ago

CLOSED

about 6 hours ago
View Details
NAICS: 336350
Closed
DIBBS
PISTON, CLUTCH SHAFT
Solicitation # SPE7LX-26-U-9537
Solicitation SPE7LX-26-U-9537 is a request for information issued by the DLA Land and Maritime Strategic Acquisition Program Directorate for the procurement of Piston, Clutch Shaft Assemblies, identified by NSN 2520-01-518-8782. The requirement specifies an estimated quantity of 140,000 units, with compatible part numbers from Allison Transmission Inc (P/N 29539518) and Oshkosh Defense LLC (P/N 5HA223). This is a total small business set-aside under NAICS code 336350, with a delivery requirement of 81 days after receipt of order and shipping terms set as FOB Origin. The contract mandates strict adherence to DLA packaging requirements, including ASTM D3951 for commercial packaging and MIL-STD-129 for marking and labeling. Inspection and acceptance will occur at the destination. Key regulatory compliance includes the Berry Amendment and Buy American Act for domestic material restrictions, as well as DFARS requirements for safeguarding covered defense information and prohibiting covered telecommunications equipment. Invoicing must be processed electronically through the Wide Area Workflow (WAWF) system. Quotations are due by August 25, 2026, and must not include parts produced via additive manufacturing.
STRATEGIC ACQ PROGRAM DIRECTORATE

POSTED

2 days ago

CLOSED

about 6 hours ago
View Details
NAICS: 336350
Closed
DIBBS
CONTROL ASSEMBLY, TRANS
Solicitation # SPE7L3-26-U-0678
This contract, issued under solicitation number SPE7L3-26-U-0678 by the Department of Defense through DLA Land and Maritime, Land Supplier Operations Vehicle Support, is a Small Business Set-Aside for the procurement of a CONTROL ASSEMBLY, TRANSMISSION with NSN 2520219063932. The item is designated as a Critical Application Item and is sourced from two approved suppliers: General Dynamics Land Systems Canada with part number 10503603 and Orscheln Products L.L.C. with part number 55378. The estimated annual quantity is 47 units at a unit price of $47.00, with a contract maximum value of $350,000.00 and a guaranteed minimum order of 7 units. Delivery is required within 81 days after the date of order, under FOB Origin terms, with inspection and acceptance occurring at the destination. The contract is structured as an Indefinite Delivery Contract with a one-year performance period, and all payments must be processed electronically through the Wide Area Workflow system using invoices and receiving reports for fixed-price line items. Packaging and labeling must strictly adhere to DLA Master List of Technical and Quality Requirements, which supersede all other standards, including ASTM D3951 for non-hazardous materials and TQ Requirement IP025 for hazardous materials as defined by FED-STD-313. All packaging must be palletized according to RP001 and labeled per MIL-STD-129, with hazardous items additionally requiring compliance with the OSHA Hazard Communication Standard (29 CFR 1910.1200). Numerous DFARS clauses apply, including cybersecurity safeguards (252.204-7012), prohibitions on hexavalent chromium and covered defense telecommunications equipment, whistleblower protections, and restrictions on arbitration agreements. The solicitation mandates representation of small business status and compliance with all applicable federal regulations, including export controls and prohibitions on procurement from Communist Chinese military companies. Proposals must be submitted by the deadline of August 25, 2026, with offerors required to complete all applicable provision blocks or reference them by identifier, and no costs associated with proposal preparation will be reimbursed by the Government.
LAND SUPPLIER OPNS VEHICLE SPT

POSTED

2 days ago

CLOSED

about 6 hours ago
View Details

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