Spur Gear Drive – Custom Build

The Trampa Spur Gear Drive is the most robust electric mountainboard in the range.

Capable of tackling the toughest of terrains.

Good for muddy / snowy / difficult conditions

3 gear ratio options

Range: 40km+
Speed: 50kph+

Building a full custom board can take a minute, so grab yourself a drink, take your time, and most of all enjoy the process!

There is plenty of information along the way to help guide you! and
A more detailed Guide on the left for those who are new to the Electric Mountainboard world.  Or if you just wish to further your knowledge in our products!

We are happy to answer any of your questions if you can’t find the information you are looking for here. Just message us using the chat icon. We  will respond as soon as we can. 

In the meantime enjoy having a play around with the different options!

Description

The Trampa Spur Gear Drive Mountainboards are a the roughest and most robust in our Electric Mountainboard Range – Generally favouring torque & acceleration over out and out top speed

Capable of tackling the toughest of terrains, due to an entirely enclosed CNC’d Tub providing protection from knocks bumps and the elements. The Gears are two cylindrically shaped tooth components, capable of providing insane torque to get you pretty much through anything, from muddy hills to snow.

This is for the extreme rides, with speeds well over 50km/h, jumps and crazy torque, compared to the Pro Belt, which is designed for longer more comfortable rides. Although with the gear ratio’s available, you can configure these for pretty much anything!

We recommend that you take a spare inner tube (with appropriate tools) on your ride, so you don’t get stuck on the trails!

Customisable Electric Board, part of Trampa’s Mountainboard Range

 

Additional information

Weight 50 g
HS Code

9506911000

origin_country

United Kingdom

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holy pro 15 degrees short blank deck kit board

Deck Length & Ply

Mountainboard Deck Length

Rider HeightDeck Length
Up to 170m (5'8")9/69
Over 170m (5'8")9/73

Carveboard Deck

Rider HeightDeck Length
Up to 170m (5'8")9/69
Over 170m (5'8")9/73

Longboard Deck

Rider HeightDeck Length
Up to 170m (5'8")9/69
Over 170m (5'8")9/73

Deck Ply

Which Battery Pack?

We make battery packs for both Li-Po & Li-Ion cells.  The (S) stands for Series - adding cells in series increases voltage, The (P) stands for Parallel - adding cells in parallel increases capacity.
A higher voltage will take you faster and higher capacity will take you further. See the table below for further comparison:.

Battery Power

Battery PackCellsCapacityVoltage at peak
12S Li-Po12S 1P20Ah50.4V
16S Li-Po16S 1P20Ah67.2V
12S 21700 Li-Ion12S 7PMolicell P42A – 29.4Ah
Samsung 40T- 28Ah
Molicell P42A – 50.4V
Samsung 40T – 50.4V

Battery BMS, Enclosure & Charger

Battery PackBMSEnclosureChargerBattery (+charger)
12S Li-PoIn chargerClassic or MassiveUltramat 18
UltraPower
£840 +VAT
16S Li-PoVESC BMS16S Massive16S 8A Li-ion £675 +VAT
12S 21700 Li-IonVESC BMSMassive or Double Massive12S 6A Li-ion
12S 12A Li-ion
£574 + VAT
£609 +VAT

Li-Po: These cells are more expensive, however you may consider them worth it because they have less components and therefore provide easy plug and play capability as well as making it possible to do a quick battery swap. Li-Po cells also have a higher discharge performance than the Li-ion packs. 

Li-ion:  Individual cells means that you have a serviceable battery pack, swapping out only the individual cells should they be damaged. These cell packs require some electrical knowledge.  

We suggest that if you have limited electrical knowledge that you choose Li-Po batteries for their ease.

VESC Electronic Speed controller with cables

The VESC Electronic Speed Controller.

Globally renowned high quality motor controller

You will likely have come across VESC™ by now, it is very special in the field of Electronic Speed Controllers so we are very proud that our boards all come as standard with a VESC™ and VESC™ BMS.

VESC6 Mk6 HP – Quite simply a higher powered version of the VESC6 Mk6, with the same trusted reliability and ease of control. Why High Power? Because the mosfets in the HP allow more amps to run through.

VESC6 Mk6 – An incredibly reliable and high performing compact speed controller, used by over 2000 companies in many other applications across the world

VESC 6/75 – If you are using a 16s Battery Pack to power your mountainboard this controller will automatically be selected to handle the higher voltage.

truck hangers with baseplate

Mountainboard Trucks

Choose your Trucks according to your ride style. E-MTB Spring Trucks or IR Trucks?

Spring Trucks are the classic mountainboard truck with a centred kingpin and springs or barrels to help with leaning.

Both Springs and Barrels can be adjusted to your riding ability: Springs have Dampas with shore ratings and Barrels have varying weight retainers for stiffer/looser turning. Springs offer greater stability at speed but stiffer steering on turns compared to the Barrels. You can further fine tune adjust with our spring adjusters.

Hangar Options: Choose between 4 different options:

HANGERInfinityVertigoSavage
Width16″16″17″
Weight1000g850g1020g
Axle Size12mm12mm12mm
Axle MaterialSolid AluminiumHollow AluminiumSteel

IR Trucks are the widest hangers we make, this allows the bigger motors and the wider stance on your board. IR Trucks give more of a skateboard style feel to the ride due to the Double King Pin and bushings which give super easy carving. Easily changeable bushings can be tuned to your ride style with our bushings selection. The IR Truck is a bit heavier.

Truck Accessories

Base Plates – spring trucks have 4 adjustment holes, allowing you to fine tune the carve setting. The inside setting is for easy carving but will have more wobble. The outside holes offer better stability but stiffer steering. 

BASEPLATEFITS TO TRAMPAADDITIONAL
InfinitySpring TrucksOne colour – Silver
Vertigo Spring Trucks10 Trampa colours
Fifties12 Fifities & 14 Fifties10 Trampa colours
3 height settings
IRIR Only10 Trampa colours

Wheel Support Spacers – used to position Trampa wheels when mounting onto spring trucks.

Kingpin Bushings & Reinforcement Rings – have varying base depths to make a precise fit for baseplate to hanger fit.

Bushings & Dampas – are rated by shore, the lowest shore gives the loosest carving. The higher the shore the stiffer the steering.

Spring Adjusters – using a 4mm Allen Key you can quickly and easily adjust the resistance of your steering. Winding clockwise increases resistence which restricts speed wobble at high speed. Winding anticlockwise will loosen the steering and allow more carving. Do not over tighten your adjuster as this can crush your Dampa. If you need more resistance upgrade your Dampa instead.

Barrel Retainers – are supplied in 4mm as standard (10 colours available). To increase resistance increase your barrel retainer size to 5, 6 or even 7mm.

 

Gearing

We sell 2 different types of drive system. Here we explain the Belt Drive and the Spur Gear Drive in more details.

Belt Drives – A Belt Drive gearing system is comprised of a Motor Pulley, a Slave Pulley, a reinforced rubber Transmission Belt and a Tension Roller. Please note in all cases we pre-select the Slave Pulley for you based on  your wheel size choice, FYI the Pulley to Wheel Size Chart is:

SLAVE PULLEY SIZEFOR WHEEL SIZE
33 ToothStickies 80mm
37 ToothStickies 93mm
44 ToothGummies / 5″ Wheel
66 Tooth6 – 8″ Wheel
76 Tooth9 – 10″ Wheel

Spur Gear Drives – these drive systems comprise of a Motor Gear and a Slave Gear only.

Speed & Range

SGD Gearing Chart

All speeds are calculated not tested. Please use this as a guide only, as many other variables can affect the results.
Wheel SizeGearingMotors
160kv (max KPH)160kv (max MPH)160kv (max KPH)160kv (max MPH)
8 inch63:9 Steel34214025
57:10 Steel42264930
58:10 POM41254729
59:10 POM42264830
9 inch63:9 Steel39244528
57:10 Steel48305635
58:10 POM47295433
59:10 POM47295534

Wheels

All you need to know about Tyres, Hubs, Spokes, Bearings and Spacers

Hubs, Tyres & Spokes

HUBSHub Diametre & MaterialFits Tyre SizeFits Spokes
Hypa3.75″ Du-Pont Plastic Injection Moulded5″ Gummies, 6.5″, 7″ & 8″
Superstar3.75″ Du-Pont Plastic Injection Moulded5″ Gummies, 6.5″, 7″ & 8″Superstar Spokes
Phatlad3.75″ Du-Pont Plastic Injection Moulded7″, 8″, 9″ & 10″
Centre Set Megastar 83.75″ T2 Aluminium5″ Gummies, 6.5″, 7″ & 8″Superstar & Skinny BB Spokes
Off Set Megastar 83.75″ T2 Aluminium5″ Gummies, 6.5″, 7″ & 8″Superstar & Skinny BB Spokes
Deep Dish Megastar 83.75″ T2 Aluminium5″ Gummies, 6.5″, 7″ & 8″Superstar & Skinny BB Spokes
Off Set Megastar 93.75″ T2 Aluminium7″, 8″, 9″ & 10″Superstar, Skinny BB’s & Phat BB Star Spokes
Deep Dish Megastar 93.75″ T2 Aluminium7″, 8″, 9″ & 10″Superstar & Skinny BB Spokes

Pulley to Tyre Size

Tyre SizeBelt Drive PulleySpur Gear Pulley
Stickies 83mm33 Tooth
Stickies 90mm37 Tooth
5″ Gummies44 or 62 Tooth
6.5″ Urbans62 Tooth
7″62 Tooth9/63, 10/57
8″66 or 76 Tooth9/63, 10/57
9″66 or 76 Tooth9/63, 10/57
10″76 Tooth9/63, 10/57

Quick Look Tyre Size Checker

Tyre Type Terrain TypeWheel Size
Stickies 83mmRoadStickies 83mm
Stickies 90mmRoadStickies 90mm
GummiesRoad5″
Urban TreadsRoad6.5″
InlineRoad7″, 8″, 9″, 10″
Go KartRoad8″
GolfaRoad8″
RoadieRoad9″
Slick CutRoad8″ & 10″
Trampa TreadsOff Road8″
Primo AlphaOff Road8″
Primo StrikerOff Road8″ & 9″
DiamondOff Road8″ & 9″
DuroOff Road10″
Mud PluggerExtreme7″, 8″ & 9″
TractorExtreme10″

Bearings

BearingFits AxleFits Wheels
6001-2RS12mmFits 9.525mm axle with a reducer
R6-2RS9.525mmRequires a Spoke Support Conversion spacer
16001-2RS9.525mmNo reducer or spacer needed
6088mmFits Superstar and Megastar wheels with Spoke Support Conversion Spacer

Spacers

Spacers come in different lengths and diamenters depending on the truck and wheels you are choosing. The correct spacers will be included in your order automatically. 

Wheel Support Spacersfits between the truck and the wheel and is used to position wheels onto trucks.

Internal Bearing Support Spacers this spacer is hidden within the wheel between the two bearings.

Spoke Support Conversion Spacers black aluminium spacer that increase the diameter of the 608 bearing (8mm) to fit to Superstar & Megastar wheels.