Genuine Bosch 1611329024 — Switch Contact (forward/reverse) replacement. This small conductive switch contact (also listed as 1 611 329 024) is the metal contact insert used in the tool’s reversing/switch assembly to restore reliable Fwd/Rev operation and stop arcing or intermittent power.

Direct-fit for many Bosch rotary hammers and hammer drills — examples include GBH 2‑24 D / GBH 2400, the GBH 2‑26 (2‑26 E/DE/RE/DRE/DFR/DBR), GBH 2‑28 variants, GBH 3‑28 (DRE/DFR) and several Bulldog/1199/11253/11255 series models (1199VSR, 11253VSR, 11255VSR) as well as RH228VC and RH328VC listings. Verify your tool’s parts diagram for exact placement, but these model references match Bosch’s 1611329024 listings.

Sold as the individual replacement contact and intended to be installed into the tool’s switch/brush-holder area — a straightforward swap if you have basic disassembly experience; replacing this part is a common fix for worn switch contacts. This genuine Bosch switch contact is one of the Bosch power tool parts recommended to restore proper reversing and stop switch arcing.

What you get: one original Bosch 1611329024 contact (1 611 329 024) — a small, lab-tested replacement component made to the tool’s original specifications.

Browse our full range of Bosch drill parts. and  Bosch hammer drill parts.