CARFIX

TRW Disc Brake Rotor DF4939S

TRW — TRW Disc Brake Rotor DF4939S — part number DF4939S

TRW · Part number DF4939S · NZ$204.00 incl. GST

For your trusty Toyota Corolla, Avensis, or Verso, disc brake rotors are absolutely vital, acting as the clamp-down surface for your brake pads to turn all that kinetic energy into heat, bringing you to a safe and sound stop. The TRW option is a top-notch choice we've got on the shelves.

Price

NZ$204.00 including GST. Part number DF4939S.

Fits these vehicles

Description

Disc Brake Rotor Replacement for Your Toyota — Bob's Guide, Featuring TRW
> Disc brake rotors are those shiny metal discs spinning right along with your wheels. When you hit the brake pedal, the pads grab onto these discs, creating the friction that slows and stops your Toyota Corolla, Avensis, or Verso. Over time, all that hard work leads to wear, warping, and scoring, which means less effective braking and a big hit to your safety, especially if your car's a daily commuter or family hauler.
Signs It's Time for a Gander
• That unsettling vibration or pulsing through the brake pedal or steering wheel when you're slowing down.
• Nasty squealing, grinding, or scraping noises when you hit the stoppers.
• Feeling like it's taking a bit longer to pull up than it used to.
• A brake pedal that feels a bit soft or spongy.
• You can actually see grooves, cracks, or discolouration on the rotor surface.
Will it pass WOF?
Nah, mate. Worn, warped, or damaged brake rotors will absolutely see your vehicle fail its Warrant of Fitness (WOF) inspection. The WOF checks everything from top to bottom for safe braking performance, and if your rotors aren't up to snuff, you'll be told to sort it out before you get that sticker.
DIY or Workshop?
Difficulty: 6/10 — A decent challenge for the home mechanic.
Estimated Time: 1-2 hours per axle (if you know your way around a spanner).
Tools Required: Jack, jack stands (never get under a car supported only by a jack!), wheel nut wrench, brake caliper socket/spanner, C-clamp or brake caliper piston tool, torque wrench, wire brush, brake cleaner, safety glasses, gloves.
While tackling brake rotors can be a rewarding DIY job for those with a bit of mechanical gumption and the right tools, remember, these are critical safety bits. Muck up the installation, and you're looking at brake failure. If you're even a smidge unsure, best to hand it over to the pros at a workshop.
🛠️ Bob's "Get It Done Right" Companion Checklist
Before you dive into swapping out those rotors, make sure you've got these bits and bobs on hand to make the job safer and cleaner:
• Brake Cleaner: Essential for blasting away carbon dust and ensuring a clean surface.
• Anti-seize caliper grease: Perfect for keeping those caliper slides moving freely.
• Safety Glasses: Protect those peepers from flying debris and brake dust.
• Heavy-Duty Nitrile Gloves: Keep your hands clean and protected from grime and chemicals.
• A sturdy wire brush: Great for cleaning up the hub surface before fitting the new rotor.

Expert Recommendation from Bob
Here at CARFIX, we reckon reliable braking isn't just nice to have — it's absolutely non-negotiable for the safety of your whānau, especially in daily drivers like the Toyota Corolla, Avensis, and Verso. That's why Bob and the crew always recommend getting those brake rotors sorted the moment they show any signs of wear or damage. The TRW brand is a ripper choice, known for its quality and performance, guaranteeing you consistent and safe stopping power. We'll make sure you walk out with the perfect part for your specific Toyota model.

Bob @ CARFIX is always keen for a yarn and can help you figure out exactly what part your Toyota needs. Pop into Bob's Shop for a chat — the coffee's on us!

Fitment Notes
These disc brake rotors are specifically designed for various Toyota models, including the Corolla D-4D (2012-2015, 2006-2012), Avensis VVT-i (2008-2018), Avensis D-4D (2008-2018, 2011-2018), Corolla D (2006-2012), Verso (2009-2018), Verso D-4D (2012-2018, 2009-2018), and Verso VVTi (2009-2018). Always double-check the exact year, model, and engine variant of your Toyota to ensure correct fitment — even within the same model range, things can differ.

---

🛠️ 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 GDB3425) 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.