Specbolt Fasteners

Specbolt Fasteners 250‑pc KTM Bolt Kit — Labeled 18‑Compartment Case, OEM‑Fit Plated Hardware

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$102.50

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Why customers choose NorthTrail Auto

A compact, labeled 250-piece Specbolt fastener kit that replaces the most common OEM bolts, nuts, washers, and screws on liquid‑cooled KTM 2‑ and 4‑stroke motocross bikes.

If you ride or maintain KTM models such as SX, SX‑F, EXC, EXC‑F, XC, XC‑F, XCF‑W, XC‑W, MXC and Freeride across 50–650cc lineups, this kit gives you a ready stock of factory‑fit fasteners for routine upkeep and emergency repairs. Built to match factory dimensions and finishes, the organized 18‑compartment case keeps parts sorted so you can quickly find the right bolt for plastics, engine mounts, sprockets, radiators and more.

Which KTM models and years does this kit cover?

The kit is designed for liquid‑cooled KTM 2‑stroke and 4‑stroke models spanning common racing and trail machines. It includes thread sizes and head styles that correspond to OEM fasteners used across many SX, EXC, XC and Freeride variants.

  • Compatible with 2‑strokes: 50, 60, 65, 85, 105, 125, 250, 300, 360, 380, 550
  • Compatible with 4‑strokes: 250, 350, 400, 450, 500, 520, 525, 530, 620, 640
  • Fits plastics, fork guards, frame brackets, radiators, sprockets and exhaust mounts
  • Includes torx flange bolts and factory‑match plated finishes

What fasteners are included and how are they finished?

There are 250 pieces selected to mirror the OEM assortment for maintenance and common repairs. The set contains flange bolts in wide and small torx heads, nuts, sealed washers, special Ejot screws for shrouds, and other hardware you need to service the bike.

  • Torx flange bolts in multiple lengths with Dacromet‑style plating
  • Ejot gold radiator shroud screws and M5 shroud bolts in three lengths
  • Sprocket bolts, lock nuts, cotter pins, phillips and allen screws
  • Sealing washers, fender washers and dished chain slider washers

How will this kit speed up routine maintenance?

Keeping an organized selection of factory‑style fasteners saves time searching for replacements and avoids dealership delays. The labeled 18‑compartment case lets you pull the correct bolt quickly so you can return the bike to service with the right hardware and finish.

  • Reduces trips to the dealer for single fasteners
  • Prevents mixing incorrect thread types or head styles
  • Saves time during tear‑down and reassembly of plastics, engine covers and guards
  • Good for trackside repairs and home shop projects

Are these fasteners durable and suitable for track use?

The pieces are made to meet or exceed original equipment fit and finish for common service applications. While not a performance upgrade, the plated bolts and quality nuts are intended for regular maintenance, restoration and emergency replacement under typical motocross and trail conditions.

  • Factory‑match Dacromet style plating for corrosion resistance
  • Heavy‑duty head designs (torx, allen, phillips) for proper torque
  • Includes locking hardware like lock nuts and cotter pins for safety
  • Organized in a tough impact‑resistant storage box

Who is this for? This Specbolt 250‑piece bolt kit is ideal for KTM owners, racers, mechanics and DIY enthusiasts who want a comprehensive, organized supply of OEM‑style fasteners. It’s especially useful for riders who perform regular maintenance, restore older bikes, keep a toolbox for trackside fixes or simply want to avoid downtime hunting down single bolts at a dealer.

FAQ

Q: Does this kit include sprocket bolts?

A: Yes — the 250‑piece set contains a full set of factory‑fit sprocket bolts and matching flange nuts.

Q: Will these fasteners fit both 2‑stroke and 4‑stroke KTMs?

A: Yes — the assortment covers common fastener sizes for many liquid‑cooled KTM 2‑ and 4‑stroke models listed.