GR Motorsport Electrics

GR Motorsport Electrics Established in 1998, GR Motorsport Electrics has fast become one of the leading wiring harness manufacturers and connector suppliers in Australia.

Visit our online one stop shop. We have over 20 years experience in the design, manufacture and installation of wiring harnesses and associated systems. We are a small dedicated team of people who can provide a cost effective reliable system. Our years of experience include wiring looms and electronics for Supercars, Volvo Polestar Racing and Garry Rogers Motorsport. We supply components to every

Supercar Team. We also supply components to leading V8 Supercar teams, Formula Ford , Mygale, Historic Touring Cars, Touring Car Masters, Jim Richards Falcon, the famous Stillwell Es**rt and Team Hell Ski Race Boats. OUR ELECTRICAL SYSTEMS HAVE POWERED CARS AND BOATS TO EVERY CHAMPIONSHIP IN THE COUNTRY.

04/09/2026

🔥 We’ve got you covered.

Whatever your requirements, we can manufacture it. Any length, customised to fit your exact needs.

This week, we went from a 2.5m cut-to-fit PDM30 loom all the way to an 8m PDM30 cut-to-fit loom.

📏 Whether it’s 2.5m, 8m or any length in between — no job is too big, too small, or too specific.

You tell us what you need. We’ll make it happen. 🛠️

🔥 WHAT A MONTH SO FAR 🔥MoTeC sales have been flying and we’re only getting started! 🏁Nothing but the best for our custom...
04/09/2026

🔥 WHAT A MONTH SO FAR 🔥

MoTeC sales have been flying and we’re only getting started! 🏁

Nothing but the best for our customers — the best gear, the best performance and the best support. 💪

Thanks for the continued support! 🙌

03/09/2026

When your loom is 8 metres long and your workbench suddenly feels very small. 😂🧵

02/09/2026
01/09/2026

Precision. Expertise. The right tools.

Loom building is all about knowing your craft, paying attention to the details, and having the right equipment to bring it all together. 🔧✨

Quality starts with precision.

After a very long wait, we’re excited to let you know that 202A111 adhesive-lined (glue-lined) boots are finally back in...
01/09/2026

After a very long wait, we’re excited to let you know that 202A111 adhesive-lined (glue-lined) boots are finally back in stock! 🎉
Thanks for your patience and understanding — they’re back and ready to go!

Another loom bites the dust 😎🔧 We just keep knocking ’em out!They may no longer be in production, but the MoTeC M48 is a...
28/08/2026

Another loom bites the dust 😎🔧 We just keep knocking ’em out!

They may no longer be in production, but the MoTeC M48 is a classic gold box ECU.
If you need a wiring loom made for an M48, we’re the team to build it for you.

Good way to end the week with a big order heading out to one of our long-time customers! 🙌Only the best of the best — Mo...
21/08/2026

Good way to end the week with a big order heading out to one of our long-time customers! 🙌
Only the best of the best — Motec, Deutsch Autosport, Raychem boots, Variohm sensors, plus an assortment of connectors.

Always a pleasure supplying quality products to customers who know their stuff. 🔥

The finished product 🔥 C127 dash looms at their best!Built using 44-spec wire and Raychem DR-25 — some of the best mater...
21/08/2026

The finished product 🔥 C127 dash looms at their best!
Built using 44-spec wire and Raychem DR-25 — some of the best materials you can use for quality loom building. Clean, professional and built to last. 

21/08/2026

It’s been one of the busiest weeks in the workshop, building looms!

Each one is crafted with quality materials and exceptional workmanship, made to last and perform beautifully. 🧵✨

Address

Unit 1, 9 Sherwood Court
Wantirna South, VIC
3152

Opening Hours

Monday 8:30am - 4:30pm
Tuesday 8:30am - 4:30pm
Wednesday 8:30am - 4:30pm
Thursday 8:30am - 4:30pm
Friday 8:30am - 4:30pm

Telephone

(03) 9800 4900

Website

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