Traxxas 6745 9-tooth 32-pitch gear — dimension sheet
Source: Xem Studio, https://xemstudio.com/objects/traxxas-6745-gear-9-t-pinion-32-p-steel-fits-3mm-shaft-set-screw/  (sheet CC BY 4.0)
Basis: Maker's parts list (Traxxas)
Catalog version: 2026-10-20

Overall (mm): length 8.53, width 8.67, height 1.0
- Traxxas part 6745: Gear, 9-T pinion (32-p) (steel) (fits 3mm shaft)/ set screw. Size exactly as printed in Traxxas's parts list; the file is built from that size only.
- 9-tooth 32-pitch gear, 20° involute, module 0.7937 mm, Ø8.73 OD, Ø3 bore — 1 mm reference (face width not printed).
- True size, no printing tolerance added.

dimension  value
part number  Traxxas 6745
name (as printed)  Gear, 9-T pinion (32-p) (steel) (fits 3mm shaft)/ set screw
size (as printed)  3mm; 9-T pinion; 32-p
teeth  9
pitch  32 diametral pitch (module 0.7937 mm)
pitch diameter  7.14 mm
outside diameter  8.73 mm (standard addendum)
bore  3 mm
face width  not printed
used in  Traxxas TRX-4 2021 Ford Bronco (1/10 crawler, 92076-4)

Files elsewhere (not hosted by Xem Studio; license as stated by the publisher):
- Traxxas (sheet hosted by Monsterhopups): TRX-4 Unassembled Kit (Model 82016-4) parts list, REV. 230615 0246, p. 5 — web — Publisher's page; dimensions are facts — https://www.monsterhopups.de/media/image/storage/opc/anleitung_traxxas/82016-4_parts.pdf

Free files (CC BY 4.0, Xem Studio; STEP + STL, 1 parts): https://xemstudio.com/files/hardware/traxxas-6745-gear-9-t-pinion-32-p-steel-fits-3mm-shaft-set-screw/index.json
API: https://xemstudio.com/api/geometry?object=traxxas-6745-gear-9-t-pinion-32-p-steel-fits-3mm-shaft-set-screw