Certified

ISO 9001:2008

Invented, Engineered &

Manufactured in Canada

Certified

ISO 9001:2008

Invented, Engineered &

Manufactured in Canada

Product Information

Wheel Nut Management System that is a Solution, it’s not just an Indicator

Simple, ingenious design reduces the risk of wheel loss by securing
adjacent wheel nuts together and minimizing their ability to rotate.

Zafety Lug Lock® is a wheel nut retainer not just a wheel nut indicator.

Wheel nuts can be torque checked without removing the Zafety Lug Lock®

See how easy it is to install and remove!

Parts and Features list

Download Parts & Feature List

Why choose Zafety Lug Lock®?

  • Fast and easy to install/remove – flexible, simply fits over two adjacent nuts – can be installed or removed in seconds by hand or with the optional hand tool. See video.
  • Lug nuts can be torque checked without removing the Zafety Lug Lock® – saving man-hour costs of removing and re-installing
  • Reusable can be reinstalled after removal for wheel end servicing or can be used in similar applications in the event equipment is taken out of service
  • Engineered to withstand extreme temperatures – the flexibility of Zafety Lug Lock® means fast installation and product durability in a wide range of temperatures and weather conditions and ensures lug nut security will not be compromised by overheating wheel ends
  • Maintains nut torque even if wheel surface is compromised by loose paint or rust or nut is under torqued
  • Multiple sizes and colors to meet every need (special order corporate colours are available
  • Reduces the risk of wheel off accidents and wheel hub, stud and rim damage
  • Provides a clear visual check in all conditions
  • Independent testing to ensure that the product claims are fully supported by reliable arms-length third party experts
  • Field tested at high and low rotation speeds on all types of surfaces
  • 2-year limited Manufacturer’s Warranty – warrantied against manufacturing defects
  • Field tested at high and low rotation speeds on all types of surfaces
  • Zafety Lug Lock® has millions sold worldwide
  • Patented / Registered Trademark
  • 2013 Earnest C. Manning Innovation Award recognition of simple but effective design meeting a marketplace need
  • Cost Effective – for less than the cost of an oil change you can increase the safety of your vehicle, reduce the possibility of wheel-end damage and reduce the risk of a wheel off incident for years to come.
  • Recyclable

Measuring Instructions

Installation and removal instructions

Zafety Lug Lock® Features Summary

Zafety Lug Lock® Torque Check Bulletin

Commercial Transportation most common sizes

North America &
some Australasia
StudsSpacingNut SizeApplication
MetricUSMetricUS
1088.9 mm3 1/2"33 mm1 5/16"Large Trucks & Trailers, Ford, Mack, Freightliner, Kenworth, Western Star, International, Peterbilt, Utility, Great Dane, Max Atlas, etc., Public Utility Trucks, Ready Mix Trucks, Large Waste & Recycling Trucks, etc.
1088.9 mm3 1/2"32 mm1 9/32"Some Large Trucks & Trailers, IVECO
8111.1 mm4 3/8 "38.1 mm1 1/2"Some large tanker trailers and trailers
1069.9 mm2 3/4"33 mm1 5/16"Low profile (low loader) trailers and flatbed trailers
1069.9 mm2 3/4"32 mm1 9/32"Low profile (low loader) trailers and flatbed trailers
UK, Europe, Israel & some AustralasiaStudsSpacingNut SizeApplication

10104.8 mm4 1/8"33 mm1 5/16"UK/EU- Tractor Trailers, Off-Road Applications
AU- Residential Garbage Trucks, ISU-ZU, HINO

10104.8 mm4 1/8"32 mm1 9/32"UK/EU- Tractor Trailers
AU- Residential Garbage Trucks, ISU-ZU, HINO


8104.8 mm4 1/8"30 mm1 3/16"UK/EU- Lift axle on Tractor Trailers

1069.9 mm2 3/4"33 mm1 5/16"UK/EU- Low profile (low loader) trailers and flatbed trailers
AU- Low profile (low loader) trailers and flatbed trailers
1069.9 mm2 3/4"32 mm1 9/32"UK/EU- Low profile (low loader) trailers and flatbed trailers
AU- Low profile (low loader) trailers and flatbed trailers

Colors

For more information:

Transit – Private, Public & School – most common sizes

North America &
some Australasia
StudsSpacingNut SizeApplication
MetricUSMetricUS
10104.8 mm4 1/8 "33 mm1 5/16"Transit Buses, Off-Road Applications & Some Coaches
10104.8 mm4 1/8 "32 mm1 9/32"Public Transportation
1088.9 mm3 1/2"38.1 mm1 1/2"Some Prevost & MCI Coaches
1088.9 mm3 1/2"33 mm1 5/16"Type C & D School Buses
863.5 mm2 1/2"22.2 mm7/8"Small Transit Buses, Smaller type A & B School Buses
UK, Europe, Israel & some AustralasiaStudsSpacingNut SizeApplication
MetricUSMetricUS
10104.8 mm4 1/8 "33 mm1 5/16"Transit Buses, Off-Road Applications & Some Coaches, School Buses
10104.8 mm4 1/8 "32 mm1 9/32"Public Transportation, Hybrid Buses, School Buses
6104.8 mm4 1/8"27 mm1 1/16"UK/EU- Optare Buses
869.9 mm2 3/4"21 mm13/16"Toyota Coasters or Hiace
863.5 mm2 1/2"22.2 mm7/8"Small Transit Buses, Smaller type A & B School Buses

Colors

For more information:

Miscellaneous Vehicles most common sizes

StudsSpacingNut SizeApplication
MetricUSMetricUS
6 & 8111.1 mm4 3/8 "41 mm1 39/64"FUSO ( Mitsubishi), HINO, UD (Nissan) light trucks (not all – varying nut sizes)
6111.1 mm4 3/8 "38.1 mm1 1/2"Curbside Delivery vehicles, Tanker trailers
8104.8 mm4 1/8"19 mm3/4"Mercedes Sprinter Vans
1069.9 mm2 3/4"33 mm1 5/16"Low profile (low loader) trailers and flatbed trailers
1069.9 mm2 3/4"32 mm1 9/32"Low profile (low loader) trailers and flatbed trailers
869.9 mm2 3/4"21 mm13/16"F59 Chassis - Delivery Vans, Step Vans
863.5 mm2 1/2"25.4 mm1"Delivery Vans, Utility & Landscaping Trucks, Step Vans
863.5 mm2 1/2"22.2 mm7/8"Small Transit Buses, Delivery & Step Vans, Smaller type A & B School Buses, EMS Vehicles, F350 & 450, etc.

Colors

For more information:

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