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Big Brake Kit for 392

Emaniat

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Alcons front and rear for the win. There are several threads on them. They are expensive, but amazing. (it’s not about “big”, it’s about better clamping force, better heat dissipation, and improved pads and durability.) They work with both my sets of 17” wheels, but I can’t speak for all 17” wheels.
Jeep factory JLU beadlock capable XR rims for the 35s
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roaniecowpony

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Wilwood had the 6 piston calipers
The original question was asked in May of last year and I addressed Wilwood to the OP on page 1. He wanted to retain his 17" wheels and Wilwood will not accommodate less than 18" wheels.
 

roaniecowpony

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I've been running Teraflex Delta brakes on all 4 since early 2023. They've been fantastic. I've had a number of panic stops here in the southern California traffic and they've never let met think I needed more brake. They have 14" rotors 1.25" thick for those high speed or multiple braking (think downhill highway) situations where heat capacity counts. They also have 4 piston calipers for as much clamping force as I've ever needed.
 

ManOfSteel_Rust

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Whaler27

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The original question was asked in May of last year and I addressed Wilwood to the OP on page 1. He wanted to retain his 17" wheels and Wilwood will not accommodate less than 18" wheels.
Alcons have six piston calipers and WILL fit with at least some brands/models of 17” wheels.

After my jeep was equipped for over-landing and loaded for travel on 37s the OEM brakes wouldn’t brake hard enough to get into the ABS. The Alcons do. The difference is stark.

I know the OP already made his purchase, so this discussion is for the benefit of others who stumble upon this thread later...

I went back and forth between Alcon and Teraflex. The auto-bleed function on the Teraflex got great reviews, as did the brakes, and I’ve had good experience with other Teraflex products, including lift and shocks. The sale of the company and the fact their brakes were made in China gave me pause, but what tipped the scale for me was my brother’s great experience with the Alcons (and a Black Friday sale that took a little sting out of the purchase). I’m glad I went with Alcon, but I’ve never heard anything bad about the Teraflex.

The OEM brakes are better than the old TJ/CJ brakes, but they’re still lousy, even before adding weight and larger tires. I suspect any of the options discussed here would be a noticeable safety improvement.

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Emaniat

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Is there a rear brake kit from them also to match the Fronts?
I've been running Teraflex Delta brakes on all 4 since early 2023. They've been fantastic. I've had a number of panic stops here in the southern California traffic and they've never let met think I needed more brake. They have 14" rotors 1.25" thick for those high speed or multiple braking (think downhill highway) situations where heat capacity counts. They also have 4 piston calipers for as much clamping force as I've ever needed.
Ive actually been leaning towards them since it sounds like you don’t have to mess with the proportioning valve. Don’t know if I like just slotted rotors. I’ve always used cross drilled on numerous vehicles and have not let me down. I’ve always felt that the cross drilled rotors help stopping distance in the rain and snow since it evacuates water quickly.
 

roaniecowpony

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Good to see they came up with a 17" compatible brake. Especially a caliper that incorporates a dust boot for the pistons. I've had a set of Aero6 brakes on my 2014 GMC truck for 10 years. They don't have dust boots on the pistons and it's come to bite me. Dust boots protect the exposed side of the piston from dust and corrosion.
 

Jtphoto

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Is there a rear brake kit from them also to match the Fronts?


Ive actually been leaning towards them since it sounds like you don’t have to mess with the proportioning valve. Don’t know if I like just slotted rotors. I’ve always used cross drilled on numerous vehicles and have not let me down. I’ve always felt that the cross drilled rotors help stopping distance in the rain and snow since it evacuates water quickly.
My personal experience is , if you go in mud at all the slotted and drill rotors hold mud in the grooves and eat brake pads. Not sure if just dusty roads would make a difference but mud sure does.
 

Whaler27

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My personal experience is , if you go in mud at all the slotted and drill rotors hold mud in the grooves and eat brake pads. Not sure if just dusty roads would make a difference but mud sure does.
I agree. It seems like they’re also prone to develop squeals that are difficult to eliminate.

I live in the PNW, one of the wettest areas of the country. The Alcon brakes show no discernible effect from being wet. I suspect the friction/heat from hard application of the brakes eliminates any effect of wet rotors in about a millisecond. Either way, I still get into ABS quickly. After that, the ability to stop is about the grip of the tires on the road surface.
 

Emaniat

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My personal experience is , if you go in mud at all the slotted and drill rotors hold mud in the grooves and eat brake pads. Not sure if just dusty roads would make a difference but mud sure does.
Good to know. Didn’t think about that scenario
 

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Emaniat

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Nuthin good happens from mud.
I know. 45 years ago in high school we (4 of us) used to mud run a CJ5 with a ford V8 and 33” monster mudders. If you got into clay and started slinging it it was sooo bad. One time we were by a riverbed that we didn’t know the local town was emptying the town’s sewage into that area. Imagine shooting 10-15 foot rooster tails of sewage, and guess where it was landing. Lol…
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