Gearbox Logo

Your Gearbox Source!

Feeling grounded? We're still flying at Radical RC! 
2130 Harshman Rd. Dayton,  OH  45424 
Shop Hours:
M-F  10AM-7PM; SAT 10AM-5PM; SUN 12PM-5PM
Office Hours: M-F 10AM-5PM; Orders Ship: M-F 
Orders: Sales@RadicalRC.com
Technical Help: Tech@RadicalRC.com
 

RRC1905WF

1905 Wright Flyer 68"

Workbench
Dummy R-985 Radial 
 Flite Test visits Radical RC 
         Gearbox shipping options    

 
 Home2025 DAYTON MODELRAMA  | View Shopping Cart 

 
  1. Shop >
  2. E-Power Everything >
  3. Gearbox

HE Inline Gearbox 2.58:1 Gear Ratio x 5mm shaft for Speed 400 & 480 Motors

HE Inline Gearbox 2.58:1 Gear Ratio x 5mm shaft for Speed 400 & 480 Motors

Planetary "like" with ball bearing aluminum gearbox for S-400 and S-480 long can motors. Includes pinion for your motor with 2.3mm shaft. Output shaft diameter is 5mm. It's actually got an offset counter-shaft inside and is not planetary but certainly apears to be from the outside. Like Planetary, your shaft stays on center. Will fit in glider nose or tight cowlings nicely.
SKU Number: HEIGB2.58-400480-5
Price: $25.00 
Quantity:

Himax Offset Gearbox for 20mm Brushless Motors

Himax Offset Gearbox for 20mm Brushless Motors

New version with 4mm output shaft. Fits all 20 mm Brushless motors with 2mm shaft. Built-in cooling fins for cooler motors. 10mm x 10mm mounting box fits most planes designed with GWS gearboxes and any 10mm (3/8") square sticks. Comes with complete gear set assortment including 6.6:1, 5.3:1 & 4.4:1. All included pinions are for motors with 2mm shafts. Dual ball bearings and hardened shaft.

 


SKU Number: MPIACC4966
Price: $25.95 
Quantity:

Planetary Gearbox 3.8:1 #400

Planetary Gearbox 3.8:1 #400

Planetary ball bearing gearbox for S-400 standard and S-400 long can motors.Comes with pinion for your motor with 2.3mm shaft. Output shaft diameter is 4mm. These gearbox's are very very smooth and quiet unlike other very similar looking units. Also works with brushless motors which have holes drilled to mount S-400 gearbox's such as the Chili Peppers, Himax 2015 and 2025 series motors. If you have a 20mm inrunner, it should bolt to this gearbox. Included pinion is for 2.3mm shaft only.

Size:

OD of mounting flange: 1.08" (27.5mm)
OD of main gearbox body 1.165" (29.6mm)
Motor Mount Holes: 2 each 2.8mm (.109") 16mm on center
Length of gearbox housing 1.25" (31.9mm)
Overall Length W/Shaft 1.865 (52.2mm)

 

 


SKU Number: HES3.8-400
Price: $25.95 
Quantity:

Planetary Gearbox 3.8:1 #480

Planetary Gearbox 3.8:1 #480

Planetary ball bearing gearbox for genuine S-480 motors. Comes with press on 3. 2mm bore pinion. Output shaft diameter is 4mm. These gearbox's are very very smooth and quiet unlike other very similar looking units. Warning! Long can 400's with 2.3mm shaft use the S-400 gearbox.

Size:

OD of mounting flange: 1.08" (27.5mm)
OD of main gearbox body 1.165" (29.6mm)
Motor Mount Holes: 2 each - 3mm, 19mm on center
Length of gearbox housing 1.25" (31.9mm)
Overall Length W/Shaft 1.865 (52.2mm)


SKU Number: HES3.8-480
Price: $25.95 
Quantity:

Planetary Gearbox 3.8:1 #500/600

Planetary Gearbox 3.8:1 #500/600

Planetary ball bearing gearbox for S-500 thru S-600 motors. Comes with pinion for your motor with 3.2mm shaft. Output shaft diameter is 4mm. These gearbox's are very very smooth and quiet unlike other very similar looking units.

Size:

OD of mounting flange: 1.08" (27.5mm)
OD of main gearbox body 1.165" (29.6mm)
OD of motor mounting surface 1.38" (35mm)
Motor Mount Holes: 2 each - 3.3mm (.130"), 25mm on center
Length of gearbox housing 1.44" (36.6mm)
Overall Length W/Shaft 2.050" (52.2mm)


SKU Number: HES38500600
Price: $25.95 
Quantity:

Fox Lite Alloy Flange Combination Motor Mount/Gearbox Frame/Heat Sink

Fox Lite Alloy Flange Combination Motor Mount/Gearbox Frame/Heat Sink

Tired of breaking your standard plastic GWS motor frames? Motor overheating? New! An excellent alloy flange mount. Combination motor mount / gearbox frame / and heat sink. Works with EPS 300 and 350 GWS systems. Unit has two nice flanges, perfect for gluing or screwing to a profile fuse/foamy or similar surfaces. 100% compatible with GWS EPS300 and EPS-350 gearbox parts. Motor installs and removes easily with clamping action/fastener. The motor assembly is not included. Check out ("Electric Flight Accessories/Motors/Gear Drive for Black Diamond 301 motor combo assembly)
SKU Number: FOXEPS24.25G
Price: $14.95 
Quantity:

Himax Offset Stick Mount Gearbox S-280-300-301-350-370 & Brushless 24mm Motors

Himax Offset Stick Mount Gearbox S-280-300-301-350-370 & Brushless 24mm Motors

Fits all 24 mm Brushed motors with 2mm shaft. Direct replacement for most plastic gearboes. 10mm x 10mm mounting box - fits most planes designed with GWS and other stick mount gearboxes.

Aluminum gear housing - no more broken gear housing.
Built-in cooling fins - no more overheated motors.
Multiple gear ratios - 6.6:1, 5.4:1 & 3:1 gears included.
Dual Ball Bearings with hardened shaft - efficient and durable operation.
Spare parts available.
3 mm threaded shaft for GWS props.
Use band of tape to space up 280 motor for perfect centering, others direct fit.

 


SKU Number: MPIACC3937
Price: $25.95 
Quantity:

Gearbox Grease

Gearbox Grease

If you want a smooth and quiet gearbox, search no further.
Improve gearbox efficiency, output torque and RPM.
1g packet of thin, clear lubricant. Correct lube for electric flight gearbox applications. Also good for inside of servos. Enough for 2-10 applications, depending on size of your gearbox. A tiny bit goes a long way.

SKU Number: RRCGREASE
Price: $1.00 
Quantity:

Aluminum #1 Gear Box Set: Gear Set & Prop Adapter

Aluminum #1 Gear Box Set: Gear Set & Prop Adapter

Fits all 20mm to 28mm brushless motors with 2 or 4 bolt mounting pattern on face (99% of everything ever made?). This is a heavy duty box (up to a Hacker B-40). Fits traditional 10mm x 10mm stick mounting box, fits most planes designed with GWS gearboxes also. Output shaft is a stout 4mm. Comes complete with aluminum prop adapter and mounting screws. Choose from popular gear ratios below. Included pinion is 2.0 mm bore. Other Pinion sizes and bores available in Gearbox Parts (a subcategory of the Gearbox category your in now). Notice that since the motor may be pivoted for gear lash adjustment that many other ratios may be attained with other pinions and spurs. Rugged 4mm shaft works with all GWS EPS 400 spur gears (Listed in "Brushed Motors" sub category "GWS Motor System Parts") for an even wider range of gear ratios than stock listed below.

 


SKU Number: RRCAGB1
Price: $24.00 
Color / Gear Ratio / Bore 
Quantity:

Aluminum #2 Gear Box, Gear Ratio Assortment & Prop Adapter

Aluminum #2 Gear Box, Gear Ratio Assortment & Prop Adapter

Fits all 20mm brushless inrunner motors with 2mm shaft. Aluminum gear housing with heat sink, stick mount. 10mm x 10mm stick mounting box - fits most planes designed for GWS type gearboxes.

Photo shows gear already installed. Additional gears included for ratios 6.6:1, 5.3:1 or 4.4:1. Setup with any of provided gears to build ratio desired.

Aluminum prop adapter, motor mounting clamp screws and two allen wrenches included.

Compatible with HiMax set-screw style gearbox spur gears and pinions as well as GWS press on pinions. Main gearbox shaft is not splined so only set-screw secured spurs may be easily secured to it (Himax spurs fit).

 

Gears included in package:
3.75 Gear Ratio x 60T Spur Gear x 16T Pinion
4.4 Gear Ratio x 62T Spur Gear x 14T Pinion
5.3 Gear Ratio x 64T x 12T Pinion
6.6 Gear Ratio x 66T Spur Gear x 10T Pinion

 

Choose from options as to color and which gear is already installed in options below.


SKU Number: RRCAGB2
Price: $30.00 
Color / Gear Installed 
Quantity:

RRC Planetary Gearbox 2mm Press On Pinion

RRC Planetary Gearbox 2mm Press On Pinion

Correct gear to adapt your 2mm shaft motor (like many 20mm inrunners) into our 3.8:1 planetary gearbox. Width .199" (5mm). 15 tooth. Modulus/pitch is unknown. It's finer than .6mod and coarser than .3mod. Might be an engliish gear? Proper sun gear for the RRC 3.8:1 planetary gearbox.

 


SKU Number: HES3.8-2MMPINON
Price: $6.00 
Quantity:

 

 

buy Gearbox using VISA MC Discover

 

Radical RC SiteMap  

 


Questions on this Gearbox?
Email us at 
Sales@RadicalRC.com 

Or call us at: 937-236-2455