Fully Adjustable 303Z EZ-ON Custom Vests — Vest Only

Spec sheet

Collected from 7 supplier pages - confirm fit with the supplier before ordering.

- 303Z-CUSTOM - Replaces the 103Z Model - Custom Adjustable Zipper Vest - **For School Bus and Personal Vehicle Use.** - Rear Zipper Closure with 3 Zipper options and adjustable - _**Measurements are required to purchase this restraint**_ - Sewn to fit one individual passenger - Adjustable Shoulders - Rear Zipper Closure with 3 Zipper options and adjustable shoulder strap for growing passengers - Recommended replacement after 6 years _**Note: This vest does NOT include a mount, it must be purchased separately**_ This vest was created for passengers who exceed the maximum measurements of a standard safety restraint. This vest can also be used with passengers whose waist and chest measurements vary too much to fit in a standard size. **Custom vests are non refundable.** **Warning** Death or serious injury can occur if manufacturer’s instructions are not followed correctly. All EZ-ON Products are dynamically tested to meet NHTSA standards. Please follow washing instructions on product tag. Replace product if it is damaged, frayed or has been in a crash. Recommended replacement after six years. EZ-ON Products are not liable for injury if these recommendations are not followed.

Suppliers (8)

• Easy Way Safety Services

  303Z Fully Adjustable EZ-ON Zipper Vest for Schools Buses · Stock not confirmed

  Checked Oct 28, 2026
  $95.00
  View at supplier
• Bus Part Experts

  303Z/CUSTOM EZ-ON VEST - CUSTOM - 3 ZIP -ADJUSTABLE ZIPPER VEST WITH LOOPS - FOR FAMILY VEHICLES · Orderable · stock unverified

  Checked Oct 28, 2026
  $118.30
  View at supplier
• BPW Direct

  303Z CUSTOM VEST · Unavailable

  Checked Oct 28, 2026
  $127.89
  View at supplier
• Unity School Bus Parts

  303Z-CUSTOM, Ez-On School Bus and Family Vehicle Adjustable Zipper Vest - Custom · In stock

  Checked Oct 28, 2026
  $143.28
  View at supplier
• Easy Way Safety Services

  Fully Adjustable 303Z EZ-ON Custom Vests · Stock not confirmed

  Checked Oct 28, 2026
  $235.00
  View at supplier
• Easy Way Safety Services

  Fully Adjustable 303Z EZ-ON Custom Vests · Stock not confirmed

  Checked Oct 28, 2026
  $235.00
  View at supplier
• Easy Way Safety Services

  Fully Adjustable 303Z EZ-ON Custom Vests — Vest Only · Orderable · stock unverified

  Checked Oct 28, 2026
  $235.00
  View at supplier
• Easy Way Safety Services

  Fully Adjustable 303Z EZ-ON Custom Vests — Vest Only · Orderable · stock unverified

  Checked Oct 28, 2026
  $235.00
  View at supplier

Specifications and fitment

Universal Seat Mount

Yes

Crotch Strap

Sewn on for sizes XS, S, M

Custom Size Availability

For waist measurements > 49 inches

Chest Measurement Requirement

Required for proper sizing

Usage

For School Bus and Personal Vehicle Use

Zipper Options

3

Replacement Recommendation

after 6 years

Custom Vests Policy

non refundable

Mount

Tether Mount

Tether Mount Price

$280.00

Floor Mount Price

$280.00

Wheel Chair Mount Price

$280.00

Vest Only Price

$235.00

Options

Universal Seat Mount, Wheel Chair Mount, Vest Only

Features

• Exceeds Federal impact test standards
• Fully adjustable with zipper inserts
• Shoulder height adjusters
• Sewn on crotch strap for smaller sizes
• Custom sizing available for larger waists
• Adjustable Shoulders
• Sewn to fit one individual passenger
• Rear Zipper Closure
• Custom Adjustable Zipper Vest
• For School Bus and Personal Vehicle Use
• Measurements are required to purchase this restraint
• Includes 3 Built In Zipper Inserts
• Crotch strap available upon request
• Upper arm restraints and wrist restraints can be added
• Custom sizing for waist measurements over 49 inches
• 3 built-in zipper inserts
• Customizable with crotch and arm restraints

Fits

• Fitting for Universal Seat Mount
• Suitable for Wheel Chair Mount
• Available in Vest only format for various sizes
• School Bus
• Personal Vehicle
• Individuals with waist measurement greater than 49 inches
• Various bus models and types

Price history