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.

Another productive day in the workshop. These cut-to-fit looms for a MoTeC M150 and BlackBox P30 were completed yesterda...
20/06/2026

Another productive day in the workshop. These cut-to-fit looms for a MoTeC M150 and BlackBox P30 were completed yesterday for a customers project.

Custom engine loom being assembled for a Jaguar build.
19/06/2026

Custom engine loom being assembled for a Jaguar build.

Everyone pulled together today to make sure all orders were completed before the couriers arrived. Thank you to all our ...
19/06/2026

Everyone pulled together today to make sure all orders were completed before the couriers arrived. Thank you to all our customers, new and returning for your continued support.

C125 RACE LOGGING KIT WITH I/O *** JUNE SPECIAL *** $4,290.00 incl gst *** ONLY 1 AVA...
04/06/2026

C125 RACE LOGGING KIT WITH I/O

*** JUNE SPECIAL ***

$4,290.00 incl gst

*** ONLY 1 AVAILABLE ***

KIT CONTAINS:
• C125 DASH WITH LOGGING AND I/O
• C125 DASH LOOM
• GPS
• 2 BUTTON LOOM

🔥Newest addition to the CARTEK PDM family – the CARTEK PDM-8C.🔥Designed to be configured easily with pre-set functions a...
29/05/2026

🔥Newest addition to the CARTEK PDM family – the CARTEK PDM-8C.🔥

Designed to be configured easily with pre-set functions and amperage settings.

✅8 outputs (2x15A, 4x20A, 2x40A current limits)
✅Full headlight control
✅Wiper motor control including wiper park
✅CAN-bus enabled for data logging and control of outputs via 3rd party devices
✅Configuration can either be completed through the pushbutton or by receiving CAN messages

$1089.00 incl GST

Another busy week of loom builds — this is the interior harness part of the build for a speedway car.
14/05/2026

Another busy week of loom builds — this is the interior harness part of the build for a speedway car.

Today was one of those nonstop days where the orders just kept rolling in right up to the buzzer. Finishing the last one...
12/05/2026

Today was one of those nonstop days where the orders just kept rolling in right up to the buzzer. Finishing the last one exactly at knock-off time was satisfying though — no leftover jobs hanging over tomorrow.

Freight to every state today
05/05/2026

Freight to every state today

we have for sale 1 M4 ecu late model with inbuilt pci no need for expensive cables ideal for Formula Ford Duratec $700.0...
29/04/2026

we have for sale 1 M4 ecu late model with inbuilt pci no need for expensive cables ideal for Formula Ford Duratec $700.00

we have for sale CDL3 logger kit with loom , buttons , GPS SLMcomplete kit new fitted to car but changed direction @
29/04/2026

we have for sale CDL3 logger kit with loom , buttons , GPS SLMcomplete kit new fitted to car but changed direction @

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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