{"product_id":"gktech-s-chassis-dual-caliper-hidden-hydraulic-handbrake-setup-hddn-hbrk-kit2","title":"GKTech S-chassis dual caliper Hidden Hydraulic handbrake setup (HDDN-HBRK-KIT2)","description":"\u003cp\u003e\u003cstrong\u003eGKTech S-chassis dual caliper Hidden Hydraulic handbrake setup (HDDN-HBRK-KIT2)\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eSuits Nissan S13, S14, S15, A31\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eBrand:\u003c\/strong\u003e GKTech\u003cbr\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e HDDN-HBRK-KIT2\u003cbr\u003e\u003cstrong\u003eDescription:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eGKTech S-chassis dual caliper Hidden Hydraulic handbrake setup, kit part number HDDN-HBRK-KIT2. Suits Nissan S13, S14, S15, A31. Designed and engineered by GKTech in Australia, supplied in New Zealand by Stealth Ride.\u003c\/p\u003e\n\u003cp\u003eAvoid wasting time shopping around for all the individual parts, getting custom brake lines made up, or running generic parts that may or may not work. \u003cbr\u003e\u003cbr\u003eThe GKTECH S-chassis dual calliper hydraulic handbrake setup is the only COMPLETE kit available anywhere. Literally, everything required is included and it's a range of GKTECH and Wilwood components. If you have an S-chassis and you want your rear brakes to lock up in an instant, this kit is the way to go. \u003cbr\u003e\u003cbr\u003eNow available with GKTech's hidden hydraulic handbrake assembly for that stealth OEM look and feel in your cabin. \u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThe contents: \u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eHidden handbrake assembly: \u003c\/strong\u003e\u003cbr\u003eSelf explanatory, this is the handbrake assembly that houses master cylinder and converts your OEM cable setup into a lever to engage the master cylinder. \u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eMaster cylinder:\u003c\/strong\u003e\u003cbr\u003eChoose between 5\/8\" and 3\/4\". For the Wilwood 2 pot calipers their recommendation is 5\/8\" but more on that below in the FAQ's. \u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eDual caliper brackets:\u003c\/strong\u003e\u003cbr\u003eThe bracket that allows the Wilwood caliper to fit on your OEM knuckle. Note: can only be used with OEM steel knuckles. Will not work with GT-R, R34 or Z32 aluminum knuckles. \u003cbr\u003e\u003cbr\u003eIf you are running the Gktech knuckles then you wouldn't need the bracket as the knuckles accommodate for the Wilwood calipers already.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eBraided lines:\u003c\/strong\u003e\u003cbr\u003eMade in-house in Australia using stainless steel fittings and using stainless steel braided line with a PTFE outer these lines are made specifically to suit Nissan S chassis and even include the P clips to locate the line throughout your vehicle.\u003c\/p\u003e\n\u003cp\u003eThe GKTECH braided brake lines are assembled using stainless steel fittings and hose that consists of a Teflon inner tube wrapped in stainless steel braid and a PVC outer coating for protection. The brake lines have been independently tested to comply with FMVSS106 standards for brake hoses. This makes the lines ADR approved in Australia and they are marked as such on the brake line assemblies.\u003cbr\u003e\u003cbr\u003eThe FMVSS106 testing procedure that the lines have been tested against includes the following tests:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e370lbs pull test\u003c\/li\u003e\n\u003cli\u003e35 hour whip test\u003c\/li\u003e\n\u003cli\u003e7000psi burst test\u003c\/li\u003e\n\u003cli\u003e-45degC to 146degC temperature tests\u003c\/li\u003e\n\u003cli\u003e24 hour salt corrosion resistance test\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eBrake calipers:\u003c\/strong\u003e\u003cbr\u003eThey have opted for the Wilwood 120-10188 caliper for this setup. They are a small but bitey caliper and only caliper that they found to work with the OEM 9mm thick rotors. \u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBrake pads:\u003c\/strong\u003e\u003cbr\u003eOver the years they have tested many brake pads with these calipers and ended up at the Wilwood BP-10's. They're economical, readily available, very bitey and last. \u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eAxle spacers:\u003c\/strong\u003e\u003cbr\u003eAs their dual caliper bracket spaces the hub out 7mm this results in the driveshaft essentially being stretched that 7mm to compensate for the thickness of the plate. This can now be taken up with the use of an axle spacer.\u003c\/p\u003e\n\u003cp\u003eThey have different sized options available as it is also a good opportunity to select a different size axle spacer if you were running a different diff\/driveshafts combination or have a very low vehicle.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNOTE: If you are running standard hubs\/knuckles the 5mm axle spacer is required\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003e\u003cbr\u003eNOTE#2: Will NOT fit European delivered S-chassis' without the use of JDM or USDM calipers\/rotors. \u003cbr\u003e\u003cbr\u003eNOTE#3: Designed to be used with standard S-chassis 9mm rear rotors \u003cbr\u003e\u003cbr\u003eNOTE#4: The wilwood calipers have a mounting hole of 3\/8inch (9.52mm) and the studs used on their brackets are 10mm and as such the 2 mounting holes needs to be drilled out on the calipers to 10mm. This is very much a DIY kit and is easy to do.\u003cbr\u003e\u003cbr\u003eNOTE#5: The brackets themselves will NOT fit the Gktech rear drop knuckle\u003cbr\u003e\u003cbr\u003eNOTE#6: For the axle spacers, they can only confirm fitment on OEM wheel bearings\u003cbr\u003e\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003eKit Includes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e1 x Hidden Handbrake Assembly (HDDN-HBRK)\u003c\/li\u003e\n\u003cli\u003e1 x Stand alone SS braided brake line kit (STAL-BRKE)\u003c\/li\u003e\n\u003cli\u003e2 x Wilwood DynaPro dual piston caliper (889545000740)\u003c\/li\u003e\n\u003cli\u003e1 x Wilwood BP-10 brake pads (set of 4 pads for 2 calipers) (889545033663)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eOptions\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDid you need the dual caliper bracket?:\u003c\/strong\u003e None, S-chassis dual caliper brackets to suit Wilwood caliper (pair) (DUAL-BRKT)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelect your Master Cylinder:\u003c\/strong\u003e Stand-alone 5\/8\" internal reservoir master cylinder (FL-IR-58), Stand-alone 3\/4\" internal reservoir master cylinder (FL-IR-34)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAxle Spacers (pair)?:\u003c\/strong\u003e None, 5mm axle spacers (AXLE-5MMX), 10mm axle spacers (AXLE-10MM), 15mm axle spacers (AXLE-15MM), 5mm GTR\/Z32 TT (GTRX-5MMX), 10mm GTR\/Z32 TT (GTRX-10MM), 15mm GTR\/Z32 TT (GTRX-15MM)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSuits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eNissan 180SX S13 (1989–1991), CA18DET\u003c\/li\u003e\n\u003cli\u003eNissan Silvia S13 (1988–1991), CA18DET\u003c\/li\u003e\n\u003cli\u003eNissan 180SX S13 (1991–1998), SR20DET\u003c\/li\u003e\n\u003cli\u003eNissan Silvia S13 (1991–1993), SR20DET\u003c\/li\u003e\n\u003cli\u003eNissan Silvia \/ 200SX S14 (1993–1998), SR20DET\u003c\/li\u003e\n\u003cli\u003eNissan Silvia \/ 200SX S15 (1999–2002), SR20DET\u003c\/li\u003e\n\u003cli\u003eNissan Cefiro A31 (1988–1994), RB20DET\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GKTECH","offers":[{"title":"None \/ Stand-alone 5\/8\" internal reservoir master cylinder \/ None","offer_id":48245973680299,"sku":"GKTECH HDDN-HBRK-KIT2-01","price":1635.99,"currency_code":"NZD","in_stock":true},{"title":"None \/ Stand-alone 5\/8\" internal reservoir master cylinder \/ 5mm axle spacers","offer_id":48245973713067,"sku":"GKTECH HDDN-HBRK-KIT2-02","price":1712.99,"currency_code":"NZD","in_stock":true},{"title":"None \/ Stand-alone 5\/8\" internal reservoir master cylinder \/ 10mm axle spacers","offer_id":48245973745835,"sku":"GKTECH HDDN-HBRK-KIT2-03","price":1723.99,"currency_code":"NZD","in_stock":true},{"title":"None \/ Stand-alone 5\/8\" internal reservoir master cylinder \/ 15mm axle spacers","offer_id":48245973778603,"sku":"GKTECH HDDN-HBRK-KIT2-04","price":1739.99,"currency_code":"NZD","in_stock":true},{"title":"None \/ 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