Build sheet

The broke-college-kid ZX-6R

2013 Kawasaki ZX-6R 636 — First season of track days without touching the engine — every dollar goes to not crashing and not running out of tire.

Our pick Stage 1 · entry 11 parts $1,645 at typical prices Shop this build ↓

We put this build together from what riders recommend — prices verified Sep 2026.

Unstocked · sheetVerified Sep 2026
2013 Kawasaki ZX-6R 636 Build sheet
  • T-Rex Racing no-cut frame slidersNo-cut install, about an hour with the fairings off. Bought these before I bought tires.$85
  • R&G engine case cover kitStator and clutch side. Some track orgs require covers, and they earned their keep in my one crash.$260
  • Bike-specific swingarm spools (pair)You need these for the rear stand anyway. Verify the thread size for your year.$35
  • Dunlop Sportmax Q5 setThe honest budget track tire (120/70 + 180/55). Lasted six days for me at novice/intermediate pace, no warmers.$510
  • EBC Double-H sintered pads (per caliper)Stock pads were half gone. These bite harder and were the single cheapest confidence upgrade on the bike.$50
  • GBrakes (formerly Galfer USA) stainless front brake line kitOriginal rubber lines were a decade old. Firmer lever, and fresh fluid while you're in there.$100
  • Race Tech fork springsI weigh 150 lb in gear; stock springs assume someone much heavier braking less hard. Did these last. That was a mistake.$150
  • Vortex V3 520 conversion kitChain was due anyway. The -1/+2 gearing change makes corner exits friendlier at club tracks; speedo reads wrong after, which I lived with.$270
  • Unbranded folding shorty lever setThe $35 confession. They held up all season. Name-brand levers are nicer; these were fine.$35
  • Stompgrip tank grip kitLets your legs hold the bike under braking instead of your wrists. Cheap and permanent-feeling once heated on.$65
  • Budget front + rear paddock stand setBought the cheap ones. They wobble a little and have held the bike for a year of maintenance.$85
Parts total $1,645
The story

How it came together

Bought the bike as a 2013 636 with 19,000 miles and a tip-over scuff on the right fairing, which knocked $800 off the asking price and changed nothing about how it rides. The plan from day one: a full season of track days on a part-time-job budget, engine untouched. A stock 636 has more power than a novice-group rider can use — the money problem is everything around the engine.

Order of operations was protection first, because the cheapest crash is the one that doesn't total the bike: sliders, case covers, and spools before the first weekend. Then tires and brakes — the stock rubber was five years old and the brake lines were original. Fork springs for my weight went in last, which was backwards (see below). I kept the street bodywork and taped over the lights; nobody at a track day cares what your fairings look like.

All in, about $1,650 in parts spread over four months of paychecks. The bike passed tech every time, survived one slow low-side in the last session of the season — sliders and case cover took all of it, zero dollars in damage — and I finished the year on the same set of Q5s plus a pair of take-offs a faster rider sold me for beer money.

What I’d do differently. Springs first, not last — the suspension shop was right that fresh rubber can't fix a fork sprung for someone 40 lb heavier than me. And I'd have asked around the paddock for take-off tires from day one instead of buying new.
Where to buy

Shop this build

Boxed links go straight to a product, at the price we saw on the date shown. The rest are retailer searches. Most of these parts are model-specific, so confirm the exact part number for your year, generation and market before you buy.

PartTypical price Where to buy
T-Rex Racing no-cut frame slidersCrash Protection$85
R&G engine case cover kitCrash Protection$260
Bike-specific swingarm spools (pair)Crash Protection$35
Dunlop Sportmax Q5 setTires & Wheels$510
EBC Double-H sintered pads (per caliper)Brakes$50
GBrakes (formerly Galfer USA) stainless front brake line kitBrakes$100
Race Tech fork springsSuspension$150
Vortex V3 520 conversion kitDrivetrain$270
Unbranded folding shorty lever setLevers$35
Stompgrip tank grip kitBodywork$65
Budget front + rear paddock stand setCrash Protection$85

Some links may earn Unstocked a commission at no cost to you. Prices shown are typical street prices — always verify fitment and price at the retailer. Model-specific parts (exhausts, rearsets, bodywork) can run 2–3× between bikes — the sheet shows a typical figure.

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