CARFIX

TRW Disc Brake Rotor 246mm

TRW — TRW Disc Brake Rotor 246mm — part number DF7427S

TRW · Part number DF7427S · NZ$164.00 incl. GST

Right then, for those zippy Daihatsu models like the Boon, Sirion, Copen, and YRV GTti, these Disc Brake Rotors are the real deal, acting as the trusty surface your brake pads clamp down on to bring you to a safe, smooth stop. The TRW option is a top-notch pick, sitting proudly.

Price

NZ$164.00 including GST. Part number DF7427S.

Fits these vehicles

Description

Disc Brake Rotor Swap-Out: Your Guide to a Smooth Stop (Feat. TRW)
> Alright, let's get down to brass tacks: disc brake rotors are absolutely vital for keeping your ride safe and sound, providing that crucial friction surface for your brake pads. Over time, all that heat and friction from everyday driving, especially if you're zipping around town in your compact Daihatsu Boon, Sirion, Copen, or YRV GTti, can cause them to wear thin, warp, or get a bit grooved up. When that happens, your braking performance takes a hit, and nobody wants that!
Signs It's Time to Get Your Hands Dirty
• That tell-tale shimmy or pulse through the brake pedal or steering wheel when you hit the anchors.
• Nasty squealing, grinding, or scraping noises that sound like a rusty gate.
• Taking longer to stop than usual, or a brake pedal that feels a bit 'spongy'.
• You can actually see scoring, deep grooves, or funny discolouration on the rotor surface.
• A distinct burning smell after you've been working the brakes a bit hard.
Will it pass WOF?
No, mate, no chance. If your brake rotors are worn, warped, or damaged, your vehicle will absolutely fail its Warrant of Fitness (WOF) inspection here in New Zealand. Rotors need to meet strict minimum thickness specs and be free from any excessive scoring, cracking, or warping to ensure they can do their job safely.
DIY or Workshop?
Difficulty: 6/10 (A bit more than changing a lightbulb, but definitely doable with the right gear!)
Estimated Time: 1-2 hours per axle (Perfect for a relaxed Saturday morning project).
Tools Required: Jack and sturdy jack stands (safety first!), wheel nut wrench, brake caliper compression tool, socket set, torque wrench, brake cleaner, wire brush, and if you're feeling fancy, an impact wrench.
🛠️ Bob's "Get It Done Right" Companion Checklist
Before you dive in, let's make sure you've got everything you need for a smooth, safe job and to keep those hands clean for your cafe lunch afterwards!
• Safety First! Don't skimp on a good pair of Safety Glasses to protect your peepers from brake dust and flying bits. And for those mucky jobs, heavy-duty Nitrile Gloves are a lifesaver – keeps the grime off your hands!
• Cleanliness is Key: Grab some Brake Cleaner spray. This stuff is brilliant for blasting away carbon dust and any greasy residue, ensuring your new pads and rotors bed in perfectly. A wire brush is handy for cleaning up caliper brackets too.
• Lubricate for Life: Don't forget some anti-seize Caliper Grease. A little dab on the caliper slide pins and contact points helps everything move freely and quietly.
Expert Recommendation
Bob @ CARFIX always says, when your brake rotors are showing signs of wear or damage, it's a no-brainer – get 'em replaced! It's all about keeping your braking top-notch and, more importantly, keeping you safe. This TRW Disc Brake Rotor (SKU DF7427S) is a cracker of a choice, known for its solid quality and reliability, giving your Daihatsu consistent stopping power. But hey, we've got a whole range from other trusted names. Never, ever cut corners with your brakes; they're your most important safety feature, full stop! Bob @ CARFIX is always keen for a chat to help you nail down exactly what you need for your Daihatsu. Pop over to Bob's Shop, the kettle's always on!
Fitment Notes
This particular TRW Disc Brake Rotor is a good match for various Daihatsu models, including the Boon and Sirion (2005-2013, 2005-2999), Copen (2006-2012, 2003-2007), and the YRV GTti (2002-2999). Just a friendly heads-up: always double-check your vehicle's exact year, make, and model. Even within the same model range, there can be little variations, so best to be sure!

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🛠️ Bob's Pro Tip: Do the Job Right!
> If you're swapping out these parts on your vehicle, always install fresh brake pads. Check out our compatible TRW Brake Pads (SKU GDB3236) to ensure a perfect bed-in and get the job done properly first time!

🧰 What Else You'll Need:
• Safety First: Never work under a vehicle supported only by a jack. Always secure it on heavy-duty safety jack stands.
• Brake Dust Protection: Keep a pack of Nitrile Gloves handy to protect your hands from grease and dust.
• Clean and Prep: Use Brake Cleaner to clean the anti-corrosion shipping oil off the new rotors before mounting the calipers.
• Lubrication: Apply caliper grease to caliper slide pins and pad contact points to prevent squealing.