Undercarriage hardware is the fastening layer that holds the running gear together: track bolts and nuts, shoe bolts, master pins and bushings, roller and segment mounting bolts, the high-grade fasteners engineered for the loads tracked machines feed through them. PartsForMachines supplies undercarriage hardware matched by machine and component, alongside the chains, rollers, idlers, sprockets and guides it secures.
Track hardware is not general-purpose fastener territory: shoe bolts and nuts are high-property-class components with specific head and seat forms, sized to the chain and shoe they clamp, and torqued to figures that keep shoes tight under loads that destroy under-specified bolts in hours. The range covers shoe bolt and nut sets, sold in shoe sets and box quantities, master pins and bushings for chain joining and repair, segment and sprocket bolts, and roller mounting hardware, with each product page listing dimensions, grade and the components served. Ask Simon confirms hardware from the machine model and chain specification, or from the part being secured.
The fitting discipline carries the value: shoe bolts torqued to specification and re-checked after first hours, since shoes loosen as faces bed, hardware renewed rather than reused when shoes or segments come off, and master pin work done with the proper tooling. Loose track hardware announces itself as clicking and shifted shoes, and a thrown shoe damages everything it passes.
For hardware confirmation by machine or chain specification, contact the team via WhatsApp 07754288583.
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Hyundai R250LC-3 |
| Size | M18 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Hyundai R250LC-9 |
| Size | M18 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Hyundai R250NLC-3 |
| Size | M18 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Hyundai R280 |
| Size | M18 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Volvo ECR235E L |
| Size | M18 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Komatsu PC300NLC-3 |
| Size | M18 x 100 |
| Manufacturer | Astrak |
| Part Type | Segment Bolt |
|---|---|
| Machine | Liebherr PR734 L |
| Size | 5/8" |
| Manufacturer | Astrak |
| Part Type | Segment Bolt |
|---|---|
| Machine | Liebherr PR734 XL |
| Size | 5/8" |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Komatsu PC300LC-3 |
| Size | M18 x 100 |
| Manufacturer | Astrak |
| Part Type | Segment Bolt |
|---|---|
| Machine | Liebherr PR734 LGP |
| Size | 5/8" |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Size | M18 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Volvo EC290B NLC |
| Size | M18 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Volvo EC220D L |
| Size | M18 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Volvo EC220E L |
| Size | M18 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Komatsu PC300-3 |
| Size | M18 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Volvo EC290B LC |
| Size | M18 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Komatsu PC210-5 |
| Size | M18 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Volvo EC330B LC |
| Size | M18 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Volvo EC250D L |
| Size | M18 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Volvo EC290C L |
| Size | M18 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Volvo EC290LC |
| Size | M18 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Hitachi ZX270-3 |
| Size | M18 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Hitachi ZX270LC-3 |
| Size | M18 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Hitachi ZX280LC-3 |
| Size | M18 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Hitachi ZX290LC-5 |
| Size | M18 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Hitachi ZX300LC-6 |
| Size | M18 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Hitachi ZX330-3 |
| Size | M18 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Hitachi ZX330LC-3 |
| Size | M18 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Hitachi ZX350-3 |
| Size | M18 x 100 |
| Manufacturer | Astrak |
| Part Type | High Tensile Bolt |
|---|---|
| Machine | Hitachi ZX350LC-3 |
| Size | M18 x 100 |
| Manufacturer | Astrak |
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