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OneBus is an aftermarket program offered by HSM Transportation, designed to serve the seating and seat component needs of school bus fleets across the U.S. and Canada. This program provides a range of products and solutions that are used by leading bus Original Equipment Manufacturers (OEMs). By working with a network of OEMs and dealers, OneBus helps provide prompt delivery of products that offer the same level of quality, fit, and finish as those provided to the manufacturers. 

HSM Transportation
Seat Covers

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HSM Transportation's OneBus program is the top supplier of OEM and Aftermarket school bus seating and seat covers in North America. They offer a wide range of colors and vinyl options for all makes and models, using only OEM-specified materials. 



  • Double Stitch, J-Hook, Velcro, Extended Tail

  • Vinyl Option: 42oz, Fireblock, Kevlar, 52oz              

  • *Note: Some material is special order contact for additional information

  • Many stock types of vinyl

  • Multiple manufacturing locations to optimize the shipping


Please contact our Sales Team to receive your quote and additional information.

Blue Bird

Blue Bird Blue

Blue Bird Fireblock Blue

Blue Bird 42oz Blue

Blue Bird Brown

Blue Bird Fireblock Brown

Blue Bird 42oz Pebble Brown

Blue Bird Black

Blue Bird Fireblock Black

Blue Bird Pebble Green

Blue Bird Fireblock Green

Blue Bird 42oz Pebble Green

Blue Bird Fireblock Grey Swatch

Blue Bird Fireblock Grey

Blue Bird 42oz Pebble Grey

Blue Bird Fireblock Burgundy

Blue Bird Fireblock Burgandy

Blue Bird 42oz Burgandy


IC Blue

IC 42oz Blue

IC Fireblock Blue

IC Kevlar Blue

IC Brown

IC 42oz Brown

IC Fireblock Brown

IC Grey

IC 42oz Grey

IC Fireblock Grey

IC Green

IC 42oz Green

IC Fireblock Green


Thomas Fireblock Blue Swatch

Thomas 42oz Blue

Thomas Fireblock Blue

Thomas Fireblock Green

Thomas 42oz Green

Thomas Fireblock Green

IC Fireblock Grey Swatch

Thomas 42oz Grey

Thomas Fireblock Grey

IC Fireblock Brown Swatch

Thomas 42oz Brown

Thomas Fireblock Brown

Barrier Covers & Pocket Seat Covers

HSM Transportations OneBus seat barrier covers are designed with multiple pocket configurations to organize and hold cleaning and loose items for a safer bus ride. The seat covers are available in our complete line of OEM material colors (listed above) to match the seats in your bus.

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Barrier Covers


  • Staple or Velcro attachment option available

  • Select from OE vinyl

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Single Pocket Barrier Covers


  • Staple or Velcro attachment option available

  • Select from OE vinyl

  • Offered with or without right side broom holder

  • Sizes available 30”, 34” 36”, 39”, 45”

5 Pocket Barrier Cover


  • Staple or Velcro attachment option available

  • Select from OE vinyl

  • Offered with or without right side broom holder

  • Sizes available 36”, 39”, 45”

HSM Transportation
Seat Foam

HSM Transportation is the leading supplier of FMVSS-222 and FMVSS-302 compliant solutions for OEM, aftermarket, and replacement foam applications. In addition, you receive the support of a knowledgeable team who provides the backing you need to succeed.

  • Choose from HSM advanced molded rebond or fabricated designed foam applications.

  • HSM Transportation offers School Bus Seat Foam Manufactured in the USA

  • Fits all major OEMs, including IC, Blue Bird, and Thomas Built Buses

  • Meets National Standards for School Bus Seating

  • Meets FMVSS 302 – Flammability Requirements

  • Meets FMVSS 222-affected Standards when used with OEM foam

  • Available in all standard school bus seat widths

  • Available in high-back, low-back, cushion

  • Original equipment replacement fit, function, and performance. Designed/Manufactured to OEM specifications.

CE White
Portable Child Restraint

Designed for transporting young children. The PCR was innovatively designed to provide convenience and storage, fold-up carrying, and storage case when not in use. It unfolds quickly and easily into a five-point safety restraint system that meets National Highway Transportation Safety Administration (NHTSA) regulations for children.

  • Meets FMVSS 213

  • Accommodates children 20-90 lbs and up to 57 “ Height

  • Attaches to any School Bus seat without requiring a seat belt

  • The seat behind the installed PCR must be left unoccupied or occupants must be belted

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How to Order?
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