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Features & Benefits
Sperling Guardian Prolock – Premium Steering Wheel Anti-Theft Lock
Keep your vehicle safe with the Sperling Guardian Prolock, Australia’s trusted steering wheel anti-theft device. Designed for everyday cars, SUVs, and utes (excluding luxury vehicles), it acts as a visible deterrent while physically preventing theft.
Why Choose Guardian Prolock:
- Maximum Security: High-security barrel lock and unique keys prevent duplication, drilling, and picking.
- Durable & Tough: Made from cast aluminium with solid hooks – resistant to sawing, cutting, and bending.
- Safe & Integrated Design: Extended arm stays secure without damaging your steering wheel; fits wheels up to 15”.
- Easy to Use: Quick locking system with two keys included.
- Compact Storage: Designed to fold neatly for convenient storage.
- Quick Installation:
Simply position the Prolock at a 45° angle on your steering wheel, extend the arm to hook inside the wheel, and lock. Unlock easily with the key. - Australian 1-Year Warranty:
Backed by Sperling Enterprises, this warranty covers defects in materials and workmanship. Easy claim process with receipt and included keys. -
Up to $1500 Guaranteed Rebate: We will pay up to $1500 of your motor vehicle insurance policy excess if your vehicle is being stolen with our Prolock when is correctly fitted within one year of the purchase date *(and your insurance company accepts the claim)
Perfect for daily commuters, tradespeople, and families who want peace of mind without expensive luxury security systems.
Protect your car today with the Sperling Guardian Prolock – tough, reliable, and made for Australian drivers.
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Care Instructions
- Easy clean.
- Dry with clean cloth.
- Do not use chemicals.
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Installation Instructions
Download our PDF's below to help install your car seat.
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Shipping & returns
Delivery and Shipping
Free Shipping for Australia and New Zealand for each ordered item.
Our goal is to dispatch your online order the next working day for all in-stock items, custom-made orders in 5-7 working days. From time to time we experience high volumes of orders.
Therefore, we request you allow;
5 working days for delivery of in-stock items and 10-12 days for custom made orders.
All orders shipped to Australian addresses are sent via Startrack.
All orders shipped to New Zealand addresses are sent via Australia Post. please allow an additional 7 Days.Shipping to P.O. Boxes
There is a parcel size limit when shipping to a P.O box. We can generally fit a row of seat covers in the approved parcel size. If you have ordered front and rear seat covers as an example; these will be delivered in two separate parcels.
Items that fall outside of the approved parcel size will require a street delivery address. Eg Floor Mats.
If our package is too large for your P.O. Box, a slip will be left notifying you that collection can be made inside your local Post Office.Returns and Refunds
We want you to be completely satisfied with your purchase. Our guarantee varies by fabric and product, you can find the guarantee period against each specific fabric/product on the site.
It is important that all returns are approved before sending back any goods. A Return Authorization Number (RAN) will be issued by a MyCustomCar team member to ensure the most efficient process can be provided.
All returns must clearly include:
RAN
Invoice / Order Number Reference
Contact Name
Phone Number
Email Address
Explanation of the problem
*Omission of the above information may delay the response time return’s can be investigated/processed.
Customers will be responsible for shipping and handling charges for any returns unless prior arrangements have been made.
Refunds
We endeavour to expedite all approved refunds next business day but can take up to 5 working days.
Please note: Retail stores do not accept any returns or exchanges of purchases made online.
Guarantee
Our goods are guaranteed to be free from defects in workmanship and materials for the stated period accompanying the particular product. Defects that occur under normal use and care will be repaired, replaced or refunded at our discretion.
Exclusions
The guarantee does not cover any defects caused by an accident, misuse, abuse, improper installation or operation or lack of reasonable care.Exchanges
Sperling Enterprises/MyCustomCar online store does not provide exchanges. We are more than happy to refund your purchase and accept the returned merchandise, based on conditions mentioned above under 'Return and Refunds'.
Sperling Guardian Prolock – Premium Steering Wheel Anti-Theft Lock
Keep your vehicle safe with the Sperling Guardian Prolock, Australia’s trusted steering wheel anti-theft device. Designed for everyday cars, SUVs, and utes (excluding luxury vehicles), it acts as a visible deterrent while physically preventing theft.
Why Choose Guardian Prolock:
- Maximum Security: High-security barrel lock and unique keys prevent duplication, drilling, and picking.
- Durable & Tough: Made from cast aluminium with solid hooks – resistant to sawing, cutting, and bending.
- Safe & Integrated Design: Extended arm stays secure without damaging your steering wheel; fits wheels up to 15”.
- Easy to Use: Quick locking system with two keys included.
- Compact Storage: Designed to fold neatly for convenient storage.
- Quick Installation:
Simply position the Prolock at a 45° angle on your steering wheel, extend the arm to hook inside the wheel, and lock. Unlock easily with the key. - Australian 1-Year Warranty:
Backed by Sperling Enterprises, this warranty covers defects in materials and workmanship. Easy claim process with receipt and included keys. -
Up to $1500 Guaranteed Rebate: We will pay up to $1500 of your motor vehicle insurance policy excess if your vehicle is being stolen with our Prolock when is correctly fitted within one year of the purchase date *(and your insurance company accepts the claim)
Perfect for daily commuters, tradespeople, and families who want peace of mind without expensive luxury security systems.
Protect your car today with the Sperling Guardian Prolock – tough, reliable, and made for Australian drivers.
- Easy clean.
- Dry with clean cloth.
- Do not use chemicals.
Download our PDF's below to help install your car seat.
Delivery and Shipping in Australia
Free Shipping for Australia and New Zealand for each ordered item.
Our goal is to dispatch your online order the next working day for all in-stock items, custom-made
orders in 5-7 working days. From time to time we experience high volumes of orders.
Therefore, we request you allow;
5 working days for delivery of in-stock items and 10-12 days for custom made orders.
All orders shipped to Australian addresses are sent via Startrack.
All orders shipped to New Zealand addresses are sent via Australia Post. please allow an additional 7
Days.
Shipping to P.O. Boxes
There is a parcel size limit when shipping to a P.O box. We can generally fit a row of seat covers in
the approved parcel size. If you have ordered front and rear seat covers as an example; these will be
delivered in two separate parcels.
Items that fall outside of the approved parcel size will require a street delivery address. Eg Floor
Mats.
If our package is too large for your P.O. Box, a slip will be left notifying you that collection can be
made inside your local Post Office.
Returns and Refunds
We want you to be completely satisfied with your purchase. Our guarantee varies by fabric and product,
you can find the guarantee period against each specific fabric/product on the site.
It is important that all returns are approved before sending back any goods. A Return Authorization
Number (RAN) will be issued by a MyCustomCar team member to ensure the most efficient process can be
provided.
All returns must clearly include:
RAN
Invoice / Order Number Reference
Contact Name
Phone Number
Email Address
Explanation of the problem
*Omission of the above information may delay the response time return’s can be investigated/processed.
Customers will be responsible for shipping and handling charges for any returns unless prior
arrangements have been made.
Refunds
We endeavour to expedite all approved refunds next business day but can take up to 5 working days.
Please note: Retail stores do not accept any returns or exchanges of purchases made online.
Guarantee
Our goods are guaranteed to be free from defects in workmanship and materials for the stated period
accompanying the particular product. Defects that occur under normal use and care will be repaired,
replaced or refunded at our discretion.
Exclusions
The guarantee does not cover any defects caused by an accident, misuse, abuse, improper installation or
operation or lack of reasonable care.
Exchanges
Sperling Enterprises/MyCustomCar online store does not provide exchanges. We are more than happy to refund your purchase and accept the returned merchandise, based on conditions mentioned above under 'Return and Refunds'.
