Home · Products · Komatsu GD511 234-71-13243

Spline face — stamp 2347113243 and T-K-119
Komatsu GD511 grader spare parts · circle joint · India export
Circle reverse-gear joint · shear pins as photographed · motor grader RFQ
Workshops and grader fleets use this page to quote the photographed circle joint and other Komatsu GD511 spare parts. Pioneer Mitra is an independent exporter — not a Komatsu dealer.
Send grader serial. Shear pin on GD511A-1 is 234-71-13256 from S/N 10157-up; earlier machines use 13253 / 13254 / 13255. WhatsApp +91 96720 55759.
| Komatsu P/N | 234-71-13243 (also written 2347113243) |
|---|---|
| Name in parts books | JOINT — circle reverse gear group |
| What you see | Black spline hub, three pin/bolt holes, internal spline, two bagged pins |
| Extra stamp | T-K-119 (maker/batch mark on this unit — not a Komatsu model code) |
| Typical weight (catalogue) | About 3.7–4 kg — not a Pioneer Mitra weigh-in |
| Mates with (enquiry keys) | Circle gear 233-71-13354 · shear pin 234-71-13256 (serial-specific) |
| Also listed on | GD511A and other Komatsu GD-series circle reverse-gear diagrams (GD505 / GD521 / GD525 / GD605 family rows exist — confirm serial) |
| Price / stock | On enquiry only |
Same desk takes the rest of the GD511 / GD511A list. These numbers are enquiry keys from public parts books and aftermarket sheets — not a claim that every item is on the shelf in the photos.
| 234-71-13243 | Circle reverse-gear joint (this page) |
|---|---|
| 234-71-13256 | Shear pin (later serials) |
| 233-71-13354 | Circle reverse gear |
| 23A-70-15140 | Circle drive shaft |
| 23A-23-11500 | Tandem drive chain |
| 232-32-56300 | Wheel brake cylinder |
| 23A-32-11231 | Brake shoe assembly |
| 23A-43-13330 | Brake master cylinder |
| 23A-15-12270 | Transmission hub (different SKU — do not mix with this joint) |
| Cutting edges / moldboard / GET | Send drawing or photo |
Send a BOM or nameplate photo for filters, tandem, circle drive, hydraulics and electrical. We confirm source on the quotation.



Joint only, joint + pins, or full GD511 BOM. No InStock claim.
Komatsu and GD511 are used to identify the photographed circle joint 234-71-13243 and related grader enquiry numbers. Pioneer Mitra Engineering Company (IEC BJDPB6241D) is not affiliated with Komatsu Ltd.