Complete Transmission Solutions
Transmission Performance Upgrades for Towing, Touring & 4wd's
Join the vehicle Owners Who Choose Us Again and Again
Drivers return to us for honest advice, quality workmanship and clear communication. Here is what they have to say…
What Our Customers Are Saying
Had the transmission upgrade done and a external transmission cooler. Put on which Justin from Ron Hill suggested as we would be towing our caravan half way around Australia in Jan 26. Can’t recommend them enough . Service is awesome.
602+ 4.9 Star Google reviews
Had the transmission upgrade done and a external transmission cooler. Put on which Justin from Ron Hill suggested as we would be towing our caravan half way around Australia in Jan 26. Can’t recommend them enough . Service is awesome.
602+ 4.9 Star Google reviews
Had the transmission upgrade done and a external transmission cooler. Put on which Justin from Ron Hill suggested as we would be towing our caravan half way around Australia in Jan 26. Can’t recommend them enough . Service is awesome.
602+ 4.9 Star Google reviews
Had the transmission upgrade done and a external transmission cooler. Put on which Justin from Ron Hill suggested as we would be towing our caravan half way around Australia in Jan 26. Can’t recommend them enough . Service is awesome.
602+ 4.9 Star Google reviews
Had the transmission upgrade done and a external transmission cooler. Put on which Justin from Ron Hill suggested as we would be towing our caravan half way around Australia in Jan 26. Can’t recommend them enough . Service is awesome.
602+ 4.9 Star Google reviews
Had the transmission upgrade done and a external transmission cooler. Put on which Justin from Ron Hill suggested as we would be towing our caravan half way around Australia in Jan 26. Can’t recommend them enough . Service is awesome.
602+ 4.9 Star Google reviews
Had the transmission upgrade done and a external transmission cooler. Put on which Justin from Ron Hill suggested as we would be towing our caravan half way around Australia in Jan 26. Can’t recommend them enough . Service is awesome.
602+ 4.9 Star Google reviews
Had the transmission upgrade done and a external transmission cooler. Put on which Justin from Ron Hill suggested as we would be towing our caravan half way around Australia in Jan 26. Can’t recommend them enough . Service is awesome.
602+ 4.9 Star Google reviews
What Our Customers Are Saying
The Specialist Difference
Why Choose RHA For your Upgrade
RHA specialises solely in automatic transmissions, with over 50 years of dedicated experience. That focus gives us a deep understanding of how upgrades interact with each transmission design, vehicle setup, and operating conditions. The result is upgrades done properly, with reliability, performance, and longevity in mind.
Your Key Benefits
- Clear, honest communication
- Upfront, transparent pricing
- Guidance you can trust
Established leadership in the industry
Australians who have benefited from our services
Book Your Next Upgrade
Ready for Confident Towing & Touring? Make an enquiry or call us today and start planning your upgrade with your trusted 4wd specialist
Book Your Next Upgrade
Ready to Upgrade your 4WD’s performance and reliability for towing or off-road use? Make an enquiry or call us to book your upgrade with a trusted specialist.