TRW · Part number DF1740S · NZ$90.00 incl. GST
For those classic European sports sedans like your Alfa Romeo 145, 33, and 155, Disc Brake Rotors are absolutely critical, providing that essential friction surface for your brake pads to clamp onto, ensuring safe and effective stopping power every time. The TRW option is a top-notch choice we've got on hand.
NZ$90.00 including GST. Part number DF1740S.
Disc Brake Rotor Replacement — Keep Your Alfa Romeo Stopping Sweet with TRW
> Disc brake rotors are those crucial metal discs that spin right along with your wheels. When you hit the brake pedal, those pads clamp down hard on these rotors, creating the friction needed to slow and stop your beauty. Over time, all that heat and friction can thin them out, warp 'em, or carve out some nasty grooves, which really puts a dent in your Alfa Romeo's braking performance, especially with all that spirited driving they're known for.
How You Know It's Time for a Look
• Vibration or Pulsation: A dead giveaway for warped rotors, you'll feel it through the brake pedal or steering wheel when you're slowing down.
• Squealing or Grinding Noises: This often means your pads or rotors are well past their prime, especially if you're hearing metal-on-metal.
• Extended Stopping Distances: If it feels like it's taking forever to pull up, your braking efficiency is shot.
• Visible Grooves or Scoring: Deep lines or an uneven surface on the rotor face are clear signs of wear.
• Blue or Dark Spots: Overheating can cause this discolouration, indicating the rotor's integrity might be compromised.
Will it pass WOF?
Nah, mate. Severely worn, warped, or damaged brake rotors won't cut it for a WOF here in New Zealand. The WOF inspection is super strict about brake performance and the condition of all your braking bits. Rotors with too much wear, cracks, or significant wobble are a serious safety risk and will definitely land you a fail.
DIY or Workshop?
Difficulty: 6/10 (Moderate — A good weekend project)
Estimated Time: 1-2 hours per axle (for someone who knows their way around a spanner)
Tools Required: Jack and jack stands (safety first!), wheel nut wrench, brake caliper compression tool, a decent socket set, torque wrench, wire brush, brake cleaner, maybe an impact wrench if you're feeling fancy, and definitely a fresh set of brake pads (always replace 'em with new rotors).
🛠️ Bob's "Get It Done Right" Companion Checklist
Alright, before you dive under that Alfa, let's make sure you've got everything you need to do the job safely and properly. We're talking about brakes here, so no cutting corners!
• Brake Cleaner: Essential for blasting away all that carbon dust and grime.
• Anti-Seize Caliper Grease: To keep those caliper pins moving freely and prevent seizing.
• Safety Glasses: Protect those peepers from flying debris and brake dust.
• Heavy-Duty Nitrile Gloves: Keep your hands clean and protected from harsh chemicals and sharp edges.
• Jack Stands: NEVER, ever get under a car supported only by a jack! Use proper jack stands.
Expert Recommendation
Here at CARFIX, we always, always recommend swapping out your brake rotors the moment they show any signs of wear or damage. It's all about keeping your braking performance and safety top-notch. Worn rotors truly hobble your vehicle's ability to stop effectively, which is especially crucial for the responsive handling you expect from an Alfa Romeo. These TRW rotors are an outstanding choice, celebrated for their quality and durability, giving you reliable stopping power you can count on. Bob @ CARFIX is always keen for a yarn and can help you figure out exactly what part your Alfa needs. Pop into Bob's Shop for a chat — we'll get you sorted!
Fitment Notes
These particular rotors are tailored for a range of Alfa Romeo models, including the 145 i.e. (1994-1996), 33 16V (1990-1992), 155 (1993-1996), 155 V6 (1992-1997), and 146 (1997-2000). Always, always double-check your vehicle's exact year, model, and engine size against the specs to guarantee a perfect fit. Brake system bits can vary even within the same model range, so it pays to be precise!
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🛠️ Bob's Pro Tip: Do the Job Right!
> If you're swapping out these parts on your vehicle 155, always install fresh brake pads. Check out our compatible TRW Brake Pads (SKU GDB1058) 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.