# TBparts - Billet Waterproof Combo Start Switch and Kill Switch for KLX140 and KLX110 2010-Present

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- **Breadcrumbs:** [Home](https://tboltusa.com/store/index.md) > [Japanese Mini Bike Parts](https://tboltusa.com/store/japanese-mini-bike-parts-c-100.md) > [KLX 110 & DRZ 110](https://tboltusa.com/store/japanese-mini-bike-parts-klx-110-drz-110-c-100_123.md) > [Electrical](https://tboltusa.com/store/klx-110-drz-110-electrical-c-100_123_137.md) > TBparts - Billet Waterproof Combo Start Switch and Kill Switch for KLX140 and KLX110 2010-Present
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All prices are in US dollars (USD). Shipping and any tax are worked out at checkout.

## Summary

- **Part number:** TBW2174
- **Price:** $92.99 USD
- **Stock:** In stock.
- **Product id:** 12674
- **Product last changed:** 2026-06-23

## What it fits

The store lists a part under each bike or engine model it is meant for (the categories below) and may name models in the description. Do not assume it fits a bike or engine that is not named here; ask the store first.

- [Japanese Mini Bike Parts > KLX 110 & DRZ 110 > Electrical](https://tboltusa.com/store/klx-110-drz-110-electrical-c-100_123_137.md)
- [Japanese Mini Bike Parts > KLX 140 > KLX140 Electrical](https://tboltusa.com/store/klx-140-klx140-electrical-c-100_602_1141.md)
- [TB Parts > KLX110 DRZ110 > KLX110 DRZ110 Electrical](https://tboltusa.com/store/klx110-drz110-klx110-drz110-electrical-c-68_1048_1054.md)
- [TB Parts > KLX140](https://tboltusa.com/store/tb-parts-klx140-c-68_1113.md)

Where a fitment line says "All", it means all years of the model named on that line, not all bikes.

## Description (the store's own text)

This premium start switch features a CNC-machined billet aluminum housing and a fully sealed waterproof design for maximum durability in harsh riding conditions. The recessed button design helps prevent accidental starter engagement, so riders won't accidentally hit the switch with their knee while riding.

**Key Features:**

- CNC-machined billet aluminum construction
- Fully waterproof switch
- More durable than OEM
- Recessed button prevents accidental activation
- Easy installation

**Application:**

- KLX140 - All years
- KLX110 - All models from 2010-Present

## Shipping and returns

- Flat rate shipping is $8 for parts orders under $75 and free for most parts orders over $75, within the continental 48 states. Heavy items (engines, complete bikes, suspension) are excluded.
- Full shipping policy: [Shipping policies](https://tboltusa.com/store/shipping-policies-i-6.md)
- Returns: the store's own policy page says how returns, exchanges and cancellations work. Please read it before buying: [Returns, Exchanges and Cancellations](https://tboltusa.com/store/returns-exchanges-and-cancellations-i-11.md) The page begins: "All products returned to T Bolt USA must be reviewed and approved."

## How to buy

For a person: open [TBparts - Billet Waterproof Combo Start Switch and Kill Switch for KLX140 and KLX110 2010-Present](https://tboltusa.com/store/tbparts-billet-waterproof-combo-start-switch-and-kill-switch-for-klx140-and-klx110-2010-present-p-12674.html), choose any options, press "Add to Cart", then check out from the cart. Payment is only ever entered by the person, on tboltusa.com's own checkout pages.

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Or give the person one link that fills their own cart when they open it (a public cart link, safe to share; the first value of every option, qty 1): [Put TBparts - Billet Waterproof Combo Start Switch and Kill Switch for KLX140 and KLX110 2010-Present in my cart](https://tboltusa.com/cart/open/item/12674/qty/1)

Payment: all major credit cards, PayPal, Apple Pay and Google Pay. Money orders by arrangement.

Cart: [Shopping cart](https://tboltusa.com/store/shopping_cart.php)

## Photos

- [Photo 1](https://tboltusa.com/store/img/p/12674/tbparts-billet-waterproof-combo-start-switch-and-kill-switch-for-klx140-and-klx1-1.png)
- [Photo 2](https://tboltusa.com/store/img/p/12674/tbparts-billet-waterproof-combo-start-switch-and-kill-switch-for-klx140-and-klx1-2.png)

## Support

Since 2004, every purchase from TBolt USA includes access to technical support from our staff of experts and our online [Pit Bike Technical Info Database](https://tboltusa.com/store/tbolt-usa-pit-bike-minimoto-technical-info-database-tech-15.md)!

We have all necessary support parts on hand.

*Most* orders ship same, or next business day, unless otherwise noted above.