Honda Throttle Cable - 17910-735-621

Product Details & Features

The Honda Throttle Cable – 17910-735-621 is a genuine OEM control cable engineered for select Honda walk-behind lawn mowers and outdoor power equipment. This throttle cable connects the operator’s throttle control lever to the engine governor or carburettor linkage — providing smooth, precise engine speed control and responsive adjustment during start-up, mowing and load changes.

Manufactured to Honda’s original equipment specifications, the 17910-735-621 throttle cable features a durable inner steel wire and rugged outer sheath that resist stretching, kinking and environmental wear. Its precise length and factory-specified end fittings ensure accurate fitment, proper tension and reliable throttle responsiveness compared with universal or non-OEM alternatives.

Key Features

• Genuine Honda OEM Cable – Built to original Honda standards for dependable performance, long life and exact fitment.

• Smooth Throttle Control – Provides consistent engine speed adjustment and immediate response at the operator’s lever.

• Heavy-Duty Inner Wire – High-strength cable core resists stretching and premature wear.

• Reinforced Outer Sheath – Protective casing minimizes friction and shields the cable from moisture, dirt and debris.

• Part Reference: 17910-735-621 – Confirms correct OEM cable identification for specified Honda equipment.

Suitable Machines / Compatible Equipment

The Honda 17910-735-621 Throttle Cable is used on select Honda petrol lawn mowers and walk-behind outdoor power equipment where this exact cable length and end-fitting configuration are specified in the throttle control system.

Typical platforms include:

• Honda HRB series walk-behind lawn mowers

• Honda HRD and HRG petrol mowers

• Models that employ a cable-actuated throttle control from operator lever to carburettor/governor linkage

(Exact compatibility varies by model year, engine size and control layout — always consult your mower’s parts diagram or owner’s manual to verify fitment.)

Typical Compatible Applications

This throttle cable is commonly used to:

• Connect the operator’s throttle lever to the engine governor or carburettor linkage

• Provide smooth speed adjustment when increasing or decreasing mower engine RPM

• Maintain accurate throttle positioning under vibration and load changes

Parts This Cable Replaces / Supersedes

The genuine 17910-735-621 Honda throttle cable is the direct OEM replacement for its application. In some parts catalogues or service documentation, you may find closely related references such as:

• 17910-735-610

• 17910-735-600

• Alternate Honda part number variants depending on regional parts listings

(Always match your machine’s exact model and serial range with the correct part number in the official parts diagram.)

Fitment Tip

Throttle cables vary in length, end fittings and routing path depending on the mower’s frame and control layout. Before ordering, identify your equipment’s exact model number and engine configuration, then consult the official Honda parts manual to confirm that the 17910-735-621 throttle cable is correct for your application. Correct cable selection ensures smooth throttle operation, reliable engine response and extended cable life.

Product Details

Product Type: Throttle Control Cable
Part Reference: 17910-735-621
Location: Operator throttle lever to engine governor/carburettor linkage
Material: Reinforced steel inner cable with protective outer sheath
Function: Transmits operator throttle input to engine control linkage for speed adjustment

Why Choose This Throttle Cable

The Honda 17910-735-621 Throttle Cable is the dependable OEM choice when replacing a worn, stretched, frayed or unresponsive throttle cable on compatible Honda lawn mowers. Its genuine OEM construction ensures proper length, exact end fittings and smooth throttle engagement — delivering responsive control, reliable engine performance and longer service life compared with non-OEM alternatives.