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324mm Caliper Adapter Brackets for S14, S15 & R32 GTS-T Calipers

Suits: Nissan Silvia S13, 180SX, S14, S15, Skyline R32 GTS-T (brackets only, for S14, S15 or R32 GTS-T 4-piston calipers)

Run 324mm GTR-size rotors on your factory calipers. Front adapter brackets for S14, S15 and R32 GTS-T 4-piston calipers.

  • For factory S14, S15 and R32 GTS-T 4-piston calipers
  • T6-6061 billet aluminium with stainless Heli-Coil inserts
  • Brackets and mounting bolts only, rotors sold separately
  • Needs 17″ wheels or larger
HFM-NISS-BRK-0005
★ 4.9 98 reviews

$209.00 AUD

In Stock · Ships Monday

Extras

Overview

Bigger rotors, factory calipers

These brackets move your factory calipers outward so they clear our 324mm front rotors, the same size as the R33 and R34 GTR. A larger rotor spreads heat better and improves braking, and you keep the calipers you already have.

They’re machined from T6-6061 billet aluminium, hard anodised, with stainless steel Heli-Coil inserts in the threads for strength.

Will it fit my car?

These brackets suit the factory S14, S15 and R32 GTS-T 4-piston front calipers. Running an S13 or 180SX? You’ll need those 4-piston calipers fitted, plus 5-stud hubs and knuckles. You’ll also need 17″ wheels or larger.

Specifications

Rotor size 324mm (HFM 324mm front rotors, R33 / R34 GTR size)
Calipers Factory S14, S15 or R32 GTS-T 4-piston front calipers
Material T6-6061 billet aluminium, hard anodised
Thread inserts Stainless steel Heli-Coil
Hardware Cap head bolts (bracket to stub axle) and hex head bolts (caliper to bracket)
Hubs (S-chassis) Factory 5-stud hubs and knuckles
Wheel size 17″ minimum
Position Front
Sold as Pair (brackets only, rotors sold separately)

Fitting

Remove the factory caliper and rotor. You may need to trim back or remove the outer edge of the backing plate to clear the larger rotor. Fit the bracket to the inside of the knuckle using the supplied cap head bolts, with a good thread sealant. Then mount the caliper to the bracket with the supplied hex head bolts. Follow our install guide, or watch the 324mm front rotor kit install video.

We recommend installation by a licensed mechanic.

Pairs with

Brake Line Selection:
S-Chassis with S14/S15 Calipers = S-Chassis Lines
R32 GTS-T with R32 GTS-T Calipers = R32 GTS-T Front Lines
*You will need extended brake lines to use this caliper adaptor.

Free AU shipping over $250
In-stock orders dispatched within 24 hours from Melbourne.
2-year warranty
Every part covered against defects from day one. We repair, replace, or refund — your call.
30-day returns
Faulty part? Free return, full refund. Changed your mind? Full store credit, no fees deducted.
Ships worldwide
International shipping available to most countries. Rates calculated at checkout.
In the box

What's Included

  • 1× Pair of 324mm caliper adapter brackets (left and right)
  • 1× Set of mounting bolts (cap head and hex head)
Community

Customer Installs

Installs of this part — and similar parts in this category.

Product Information

Will it fit your car?

Find your car in the list below and add it to your garage. Every part page then checks it for you.

Fits 5 vehicles across 3 models
Nissan 180SX1
RPS13
Nissan 180SX SR20 SR20DE · SR20DET · 1991–1998
1991–1998
Nissan Silvia3
S13, PS13
Nissan Silvia/240SX S13 SR20DE · SR20DET · KA24E · KA24DE · 1988–1994
1988–1994
S14
Nissan Silvia/200SX/240SX S14 SR20DE · SR20DET · KA24DE · 1993–2000
1993–2000
S15
Nissan Silvia/200SX S15 SR20DE · SR20DET · 1999–2002
1999–2002
Nissan Skyline1
HCR32
Nissan Skyline R32 GTS-T RB20DET · 1989–1993
1989–1993
We have only confirmed fitment for the vehicles mentioned under compatibility. If your vehicle is not listed, then we don't know if it fits.
DB1346 (Bendix) or any equivalent pad. The pad material sits lower in the caliper than the genuine Skyline pad, so more of the pad covers the larger rotor.
Yes. Expect around 2mm of pad overhang. DB1346 or an equivalent pad reduces it.
The brackets space your existing calipers outward to suit the larger rotor, and the pads move with them. We're not aware of a pad that fits the factory caliper and covers more of the rotor face.
No. The S13 has 15" wheels and the S14, S15 and R32 GTS-T have 16" wheels as standard. You need 17" wheels or larger.
These brackets are designed for the factory S14, S15 and R32 GTS-T 4-piston calipers. We can't confirm fitment with other calipers.
T6-6061 billet aluminium, hard anodised, with stainless steel Heli-Coil thread inserts.
No changes to the brake components. You may need to trim back the outer edge of the backing plate to clear the larger rotor.
No. You need 5-stud hubs.
Yes, with washers. The brackets are designed for factory 5-stud hubs and knuckles. On an S13 knuckle that was originally 4-stud, the caliper mounting tabs are a different thickness to an S14 or S15 knuckle. The difference is about 3mm, so fit washers to fill the gap.
Our 324mm front brake rotors, single or two-piece. Or get rotors and brackets together in the 324mm front brake upgrade kit.

Our Story

We weren't always HFM.Parts; we were Holford Motors. Our brand's identity was forged not in an office, but on the local circuits in the high-stress world of competitive drifting. Our ultimate testbed was our Nissan S14 Drift car, driven by champion Luke Fink. Pushing that car to its limits exposed a crucial truth: achieving genuine, repeatable performance meant relying on components that simply weren't available affordably on the market.

The HFM.Parts brand was born

We made the commitment to design and manufacture the uncompromising, high-quality performance parts that we, as competitive racers, demanded ourselves. Every component you see is a solution conceived, tested, and proven by us. When you choose HFM.Parts, you are investing in components engineered by racers, for racers, ensuring your vehicle delivers its maximum performance potential.

Reviews
4.9
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Customer Reviews

Based on 33 verified reviews

  1. Lachlan Reed
    Oct 6, 2024
    Bought this conversion kit for my RWD Stagea running 32GTR sumitomo callipers, everything fit perfectly and as it should, very happy with the quality of the items received.
  2. Blake Morgan ✓ Verified
    Dec 21, 2023
    We are currently running the 2 piece brake discs on our endurance race car and they are doing a great job. The weight saving, cooling, reduced replacement cost and the look are all great points as to us returning for more. The team at HFM are knowledgeable on there product and are commited to working through the intricacies of racing with us. GREAT JOB!!
  3. Blake Morgan ✓ Verified
    Dec 21, 2023
    Using the 2 piece rotors on our endurance car and so far the results are good. Huge weight difference, better cooling, cheaper rotor replacement,and the look is just a bonus. The HFM Team are great with there backup service and comitment to working on some of the more intricacies of a race car. GREAT JOB.
  4. Kevin ho ✓ Verified
    Jul 30, 2023
    Worked great but should supply another set of washers, ran into slight clearance issues. Had to stack the older ones to provide just enough clearance
  5. Damien ✓ Verified
    Oct 24, 2022
    Easy install works perfectly on my track car
  6. Anonymous
    Sep 11, 2022
    Great quality, super light and actual bolt on fitment. Great budget upgrade for a street car!
  7. Stuart Jackson ✓ Verified
    Aug 10, 2022
    Very nicely made up kit, my only issue was being 2 flat washers short in the sealed bag "no biggy had some spares in my garage" and the pre assembled 2 piece rotors bots not being anywhere close to the recommended torque specs of 13-15 ft lbs so make sure you checked them! Paired this kit with a new set of Project Mu HC800s and have only had time to do the bed in process so far. But everything feels great. Can't wait to see how they go at my next time attack day.
  8. Luke Fowler ✓ Verified
    Sep 28, 2021
    Very quick shipping during pandemic. Allowed me to install straight away
  9. Andrew Clifton ✓ Verified
    Sep 20, 2021
    Great quality and fitment, super fast postage. Very happy
  10. Austin Mason ✓ Verified
    Sep 10, 2021
    Super stoked with this rotor kit, easy install and braking performance is noticeably better. Plus they look awesome!
  11. Dion Coulls ✓ Verified
    Aug 23, 2021
    A true bolt on product. It is a perfect fit and super simple to install. The finish and overall quality of the product is 10/10.
  12. Brent Gregory ✓ Verified
    Aug 19, 2021
    Everything bolted up just how the instructions guided. Great fitment and easy to install. The only downside is I couldn't justify ordering the whole kit with rotors due to the shipping being high. This should be marketed more in the US since no one is doing it here. 10/10 would recommend to anyone looking into a rotor upgrade on their car. Top marks for this company!
  13. Steve ✓ Verified
    Aug 2, 2021
    Opting to keep my 17" wheels, this upgrade was the perfect choice. For a car that endures regular light track work and spirited driving this kit is ideal. The stock brakes are more than capable of pulling up my - and arguably most - 32 GTR, however they suffer and fade from consistent use. These rotors now provide less brake fade due to the larger 2-piece rotor dissipating heat more efficiently and effectively. The unboxing was great, all the parts came clearly separated allowing for an easy install and the rotors came assembled which was superb. The install felt tedious, though this was due to me constantly test-fitting the adaptor as I shaved the knuckle - trying to shave as little as possible. The install video was an excellent guide and helpful with torque settings too! This was a no brainer for my application. The rotors are about 1kg lighter than the stock 296mm equivalent which is 1 less kilogram of unsprung weight either side which is a great improvement. They are also very aesthetically pleasing. Greater braking endurance, reduction in unsprung weight, extremely cost effective compared to going a true BBK. This is an excellent upgrade for anyone wanting to retain the stock caliper but wants to enhance performance. After considering the other options (Evo Brembos, R33/34 and even R35 GTR Brembos and Endless/Project Mu), this came out on top. Great piece of gear HFM, keep up the great work! These brakes fit under R33 GTR Wheels, 17x9 +22 Advan SA3R's and 17x9 +22 Sparco Crimson.
  14. Andrew Finn ✓ Verified
    Oct 6, 2020
    very good and great repsonse times, product feels good
  15. Rodney petrovic ✓ Verified
    Aug 26, 2020
    Very good would go through them again
  16. garry stanton ✓ Verified
    Jul 20, 2020
    yeah great install havent used them yet but sure they will be great
  17. Riley McConaughey ✓ Verified
    Apr 29, 2020
    Hfm.parts has done it again with their excellent customer service! And quality of product. Thank you
  18. Shaun Ewing ✓ Verified
    Mar 24, 2020
    Overall an easy install, everything works great and looks fantastic!
  19. Stephen Henley ✓ Verified
    Dec 24, 2019
    Excellent service, fast freight time, will most definitely use again.
  20. Alan U. ✓ Verified
    Aug 10, 2018
    Very nice product, fitted perfectly
Leave a Review
HFM.Parts 324mm Front Rotor Caliper Adapter Brackets for Nissan Silvia S13, S14, S15, 180SX & Skyline R32 GTS-T (S14 / S15 / R32 GTS-T 4-Piston Calipers)
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Modifying vehicles is a specialist task and requires the knowledge and experience of competent individuals to be conducted safely.
We recommend this product be installed by a competent person. Instructions are given with every order where available, however, If you would like a copy prior to ordering, you're welcome to contact us