Optimized for your vehicle

Onspot is not a ‘one size fits all’ solution. Its different parts are combined for your specific vehicle to provide optimal fit and operation. To get the correct Onspot you should measure the vehicle, which takes approx. 10 minutes. Then complete the Vehicle Suspension Information Form (Measuring form) for the vehicle you wish to fit.

Forms for measuring your vehicle

Instructions by truck/suspension brand  A-Z.

Standard

Form #3130009

For air brake equipped vehicles with standard U-bolt positioning. (Most vehicles)
Download here
Chassis Without Air Brakes

Form #3130008

Medium Duty Trucks, Vans and Cargo Vans

GM C, K, and G Series/Ford F-series (see inverted u-bolt form for E-series)
Download here
Capacity Yard Tractor

Form #3130029

For Capacity yard tractors with Dura-ride suspension
Download here
Inverted U-Bolt

Form #3130010

For smaller vehicles with inverted U-bolts and fuel tank and exhaust considerations.
Download here
Mack Camel Back

Form #3130034

For Mack Camelback suspensions.
Download here
MCI

Form #3130038

For MCI Motor Coach.
Download here
Neway

Form #3130048

Neway's Heavy Duty Air Suspensions.
Download here
Neway ADZ

Form #3130070

Neway ADZ Suspension.
Download here
Ottawa Yard Tractor

Form #3130021

For Ottawa yard tractors with torque link (solid suspension).
Download here
Primaax / Firemaax

Form #3130069

Hendrickson Primaax/Firemaax Suspension
Download here
Freightliner Tuff Trac

Form #3130065

Freightliner's Tuff Trac suspension
Download here
Trailer

Form #3130053* 

Trailer Suspensions

*Trailers with U-bolt nuts on bottom use Form 3130009
Download here
U-Bolt Measure

Form #3130056
Download here
Volvo B Ride

Form #3130045 
Download here
Walking Beam

Form #3130018
Download here

Do you need more help?

Watch the video for measuring instructions.