Our take
Honda's HZA K3-K5 owner manual includes the exact HRX217K4HZA and documents a 21-inch deck, 187 cc GCV190 four-stroke engine, electric start, blade-brake clutch, Auto Choke, and hydrostatic drive with a stated 3.6-to-4.0 mph ground-speed range. The mower also has a 0.75-to-4-inch cut-height range and ten Clip Director positions for bagging, rear discharge, or mulching. Honda lists 98 pounds dry. These are strong configuration facts, but this is an older gasoline model; check exact condition and service history in the seller's offer. No comparative performance testing is claimed.
A buyer who wants a gasoline mower with self-propelled hydrostatic drive, electric start, a 21-inch cutting width, and a configurable rear clipping system..
Look elsewhere if low carried weight, battery or corded operation, a compact deck, or a bushel capacity figure verified in the exact manual is essential.
Pros & cons
What could work for you, and what to consider before buying.
What works in its favor
- The exact HZA K3-K5 manual explicitly includes model HRX217K4HZA and its 21-inch mower deck.
- Honda documents hydrostatic variable-speed drive at 3.6 to 4.0 mph and a 187 cc GCV190 engine.
- The ten-position Clip Director supports bagging, rear discharge, and mulching configurations.
What to weigh up
- The 98-pound dry weight is much higher than the battery and reel models in this group.
- Gasoline propulsion requires fuel handling and engine maintenance described in the owner manual.
- The manual does not state the grass-bag capacity in bushels, and the row does not establish a current seller's condition.
Specifications and exact model details
The key details
| Model covered | HRX217K4HZA |
|---|---|
| Cutting width | 21-inch deck; GCV190 187 cc four-stroke engine |
| Drive and battery platform | Hydrostatic self-propelled transmission; 3.6 to 4.0 mph |
| Battery and charger configuration | Seven cut-height settings from 0.75 to 4 inches |
| Cutting and collection | Ten-position Clip Director for bagging, rear discharge, or mulching; 98 lb dry |
Performance figures are manufacturer claims. Source checked October 17, 2026. Regional models and included accessories can differ.
Full review: how the features affect your choice
What the features mean for you
Hydrostatic drive gives a defined speed range
Honda identifies the K4HZA as a self-propelled mower with an infinitely variable hydrostatic transmission and a ground-speed range of 3.6 to 4.0 mph. That is a precise drive fact for buyers comparing assisted movement with push-only equipment. The range is a specification, not a guarantee that the mower will travel at that pace in every yard or suit every operator. Its 98-pound dry weight also matters when moving the unit while it is not mowing. Compare both drive style and handling needs rather than treating self-propelled status as a complete portability measure.
A 187 cc gasoline engine with electric start
The HZA K3-K5 manual lists a GCV190 187 cc, four-stroke, overhead-cam, air-cooled engine. It also names self-charging electric start, Auto Choke, and a blade-brake clutch among the exact K4HZA features. The electric-start system does not turn this into a battery-propelled mower; gasoline remains the source for cutting and drive. The owner's manual includes fuel and engine-care procedures, so buyers should account for upkeep and storage steps. The cited sources do not establish a battery-and-charger kit for traction or a runtime claim.
The 21-inch deck has a broad stated height range
Honda gives the HRX217K4HZA a 21-inch cutting width and a 0.75-to-4-inch cutting-height range. Those dimensions support a straightforward comparison with the narrower Sun Joe and SENIX decks in this release. The range endpoints are manufacturer specifications; they do not establish which height is correct for a particular lawn. Honda also gives an overall width of 23 inches, a useful reminder that cutting width is not the outside clearance required by a gate or storage space. Check both measurements against the route you need to use.
Clip Director changes rear collection and mulching
The owner's manual describes a ten-position Clip Director that adjusts between bagging and mulching, with rear discharge available when the grass bag is removed and the selector is in the bag range. This is more specific than a generic three-in-one claim because the manual explains how the configurations relate. Honda does not state a bag capacity in the reviewed document, so the profile leaves the bushel field unknown. This model's documented discharge is rearward; it does not satisfy a requirement for side discharge based on the evidence used here.
Weight and condition should shape the final check
Honda lists 98 pounds as the mower's dry weight and gives a 23-inch overall width. Those numbers can matter when loading, transporting, storing, or navigating a restricted route, even though the hydrostatic drive assists movement during operation. The historical row names the exact K4HZA model and the Honda manual verifies that type, but it does not prove the condition of a particular used or renewed offer. Check the mower's model plate, engine state, controls, service history, bag, and included electric-start components with the seller before purchasing.
Compare for your needs
Compare Honda's HRX217K4HZA with the lighter battery-powered SENIX LPPX5-M and iON16LM if a cordless kit matters, or with a reel mower if you want to avoid an engine. The Honda's distinguishing documented points are its hydrostatic self-propelled range, 21-inch deck, and Clip Director configurations.
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Before you buy
Is the HRX217K4HZA self-propelled?
Yes. Honda's exact HZA K3-K5 manual lists a hydrostatic, infinitely variable transmission and a ground-speed range of 3.6 to 4.0 mph.
What clipping modes does it support?
The manual documents bagging, rear discharge, and mulching through the ten-position Clip Director. It does not establish side discharge.
What engine does this exact model use?
Honda lists a GCV190, four-stroke, air-cooled engine with 187 cc displacement for HRX217K4HZA.
Where can I check the current price?
Use the Amazon link for current offers. Check the exact model, seller, product condition, delivery, and return terms. This page does not display a live price or confirm stock.
Sources and review basis
Sources & review basis
We use the linked product documentation for the features above. Our suitability notes and buying advice are editorial judgments based on those features, not measured performance results.
- Honda HRX217 HZA K3-K5 manufacturer-authored owner manual ↗ — checked October 17, 2026.
- Honda HRX217 HZA K3-K5 owner manual with exact K4HZA specifications ↗ — checked October 17, 2026.
- Honda Power Products publication record for the HRX217 HZA K3-K5 shop manual ↗ — checked October 17, 2026.
The decision
The HRX217K4HZA is a specification-rich gasoline choice for buyers who value hydrostatic drive and configurable rear clipping modes. Its weight and engine-maintenance needs make exact condition and service history essential checks.
Is it the right fit?
Check the exact model and today’s offers on Amazon.