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McGard Wheel Lock Bolt Set - 4pk. (Cone Seat) M12X1.5 / 17mm Hex / 25.5mm Shank Length - Black

SKU: MCG27178

Lug Bolts

MCG Wheel Lock Bolt Sets...

McGard Wheel Lock Bolt Set - 4pk. (Cone Seat) M12X1.5 / 17mm Hex / 25.5mm Shank Length - Black

SKU: MCG27178

Lug Bolts

MCG Wheel Lock Bolt Sets...

A$124.09
IN STOCK! Est Ship 3-5 days. In stock at 1 location (4 available)

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Description

McGard Wheel Lock Bolt Set - 4pk. (Cone Seat) M12X1.5 / 17mm Hex / 25.5mm Shank Length - Black

Protecting the world's finest wheels and tires from theft since 1964.; Wheel Lock bolts are designed in USA and manufactured in EU and USA. Presently, McGard is an Original Equipment wheel lock supplier to most automobile brands around the world.; These easy-to-use wheel locks function like regular lug bolts, but require a special key tool for installation and removal.; The steel collar on the user friendly key guides the key into the lock pattern.; The collar holds the key in alignment for easy installation and removal.; The computer generated key designs allow for an infinite number of key patterns.; The extra narrow pattern groove on the lock resists the intrusion of removal tools into the pattern.; Every McGard wheel lock utilizes fully machined, restricted chemistry steel made specifically for McGard and through-hardened for its unsurpassed level of security.; McGard's plating process includes several layers of nickel and one layer of microporous chrome with black PVD producing a superior finish while protecting against rust.; The bolt stem has a dacromet coating to meet O.E.M.; standards.; For use with steel or aluminum wheels with a tapered seat.; Matching Lug Bolts are available in Installation Kits and Bulk Boxes of 50.; This product contains globally sourced materials/components.

Additional Information

Black Bolt Style Cone Seat Wheel Lock Set (M12 x 1.5) - Set of 4 Locks and 1 Key

Additional Application Notes
• Matching Lug Bolts are available in Installation Kits and Bulk Boxes of 50.
• Matching Lug Bolts are available in Installation Kits and Bulk Boxes of 50. For use on 3 Series Coupes Only.
• THRU 2/10 Matching Lug Bolts are available in Installation Kits and Bulk Boxes of 50.
• THRU 8/06 Matching Lug Bolts are available in Installation Kits and Bulk Boxes of 50.

These additional application notes are supplied by the manufacturer and collated from multiple year ranges. Not all of these notes may apply to every year or every variant. Please contact a StreetFX agent for clarification if required.

Data: v4.2 - Upd: 2026-11-08 18:37:16

Features

Note for Australian & European Markets

This product is designed and tested for the US Domestic Market to comply with relevant US standards. Consequently, it may have features that are not compatible or compliant with regulations outside the US. As such, this item is offered for off-road use. If this item includes a tow-ball, it is important that you ensure compatibility with your trailer. 

Note regarding tow-ball sizing: Please verify your trailer coupling size. Unless otherwise stated, if a ball is included with this product, it may be supplied with an imperial sized ball. It is important that you ensure compatibility with your trailer. U.S. market hitches typically are supplied in 2", 1-7/8" or 2-5/16.

IMPORTANT! DO NOT ATTEMPT TO COUPLE A TRAILER WITH AN INCORRECTLY SIZED TOW-BALL. Before installation, please check sizing as you may need to source an alternative ball for your application. Returns are not available for special order items.

(keyword: shank)

Note in regards to wheels and tyres.

Unless otherwise stated, wheels and tyres are supplied individually. They are not typically listed as a full set since most vehicles run different widths and offsets front to rear. Please carefully check your PCD, width and offset (ET) when choosing wheels or wheel and tyre packages. If you need more information or clarification, contact StreetFX customer support prior to ordering.

(keyword: wheel)

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Specifications

Product Details

Color:Black
Description:McGard Wheel Lock Bolt Set - 4pk. (Cone Seat) M12X1.5 / 17mm Hex / 25.5mm Shank Length - Black
Finish:Chrome With Black PVD
Hex Size:17mm
Install Kit Avail?:Yes
Kit Contents:4 Locks & 1 Key
Overall Length:50.7mm
Part Number:mcg27178
Seat Type:Cone Seat Bolt
Seat/style:Cone Seat Bolt
Shank Length:25.5mm
Thread Size:M12 x 1.5
Title:27178 - McGard - Cone Seat Style Wheel Lock Bolts-Black

Product Downloads

# Document Type Download
1. Installation Instructions

Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.

Data: v2 - Desc: v4.2 - Upd: 2026-11-08 05:39:58

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Mcgard
StreetFX SKU mcg27178
SFX Item ID 4046318
Accounting SKU mcg-27178
Manufacturer SKU 27178
Manufacturer UPC 083509271782
Alternative References MCG-27178

Lug Bolts, Steel, Chrome/Black, 12mm x 1.50 RH, 1.000 in. Thread Length, Conical Seat, Set of 4

Having your wheels and tires stolen could leave you stranded in a bad place at the worst possible time. Prevent this from happening with McGard lug bolt locks—designed for vehicles requiring a bolt, rather than a nut. These lug bolt locks are machined from durable steel, and are available in a variety of finishes. The bolts have a pattern cut into the head that only you will have the "key" to unlock. Find the thread size and length tailored for your wheel/hub application, then order a set and protect all four wheels from theft.

Product Attributes
UPC083509271782
BrandMcGard
QuantitySold as a set of 4.
Part TypeLug Bolts
Product LineMcGard Lug Bolt Locks
Lug Bolt FinishChrome/Black
Lug Bolt MaterialSteel
Lug Bolt Head StyleStandard locking
Lug Bolt Seat StyleCone/Taper
Lug Bolt Thread Size12mm x 1.50 RH
Wrench Size Required (mm)17mm
Manufacturer's Part Number27178
Wrench Size Required (in.)11/16 in.
Lug Bolt Thread Length (in.)1.00
Lug Bolt Overall Length (in.)1.95

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