An important part of building a BMX, is seeking out efficient BMX cranks. This is because they can have a huge impact on how fast you can propel on your BMX.
The best BMX cranks are the Promax CF-2, as they’re produced from 6061-T6 Aluminum and come at a very affordable price when compared to the rest of the market.
Buying new cranks can be a time-consuming task. However key factors you should check before any purchase are the arm lengths and whether they’re RHD/LHD compatible.
Table of Contents
BMX Cranks Comparison
BMX Cranks | Spindle Size (MM) | Arm length (MM) |
---|---|---|
Promax CF-2 | 24 | 160, 165 & 170 |
CYSKY Cranks | 24 | 170 |
Promax HF-2 BMX Cranks | 24 | 160, 165 & 170 |
Sunday Saker v2 | 19 | 155, 165 & 175 |
Eastern Throttle Cranks | 19 | 170 & 175 |
Odyssey Thunderbolt | 22 | 165, 170, 175 & 180 |
Redline Monster 2 | 19 | 175 |
Eastern Atom Series | 19 | 175 |
It is important to consider certain factors with cranks. These include the arm length as this enables the rider to have more comfort which enables them to preform better.
Additionally its important to consider the spindle size, as a great spindle will enable a rider to have greater power to weight ratio whilst riding which makes riding more efficient for the rider. Also it’s important to analyse if they’re compatible with your BMX chain too.
The Best BMX Cranks
1. Promax CF-2 Cold Forged Cranks
- Includes a sealed bottom bracket
- Meets or exceeds enbmx standards
- 24-Millimeter spindle permanently Fitted into the drive-side arm
The best all-round BMX cranks are the Promax CF-2 Cold Forged Cranks. This is due to their relatively low price, in-comparison to the standard of build quality and features that its offers.
Other features of the Promax CF-2 Cold Forged Cranks include:
- Sizes: 160 MM, 165 MM & 170 MM
- Spindle: 24 MM
- Weight: 1.5 LBS
- Material: 6061-T6 Aluminum
- Type: 2-Piece
- Compatibility: LHD/RHD
Overall the Promax CF-2’s are perfect for any style of rider or abilities. They’re wide size range and simple setup makes them compatible with most BMX bikes.
2. CYSKY Bike Cranks
- Made of aluminum alloy, light weight, stylish, flashy styling, high axial strength and compatibility.
- Bottom Bracket Width: 68-73mm can be fine
- BCD:104mm.Crank Arm length 170mm, Crank related holes distance 74mm.
- Package Include: One Fordged Crank Set, Bottom Bracket, 4 pcs Single Chainring Bolts, Crank screw, crankset bolt Allen Wrench.
An awesome set of cranks, that are offered at a reasonable price are the CYSKY Bike Cranks. These are great for the budget price as they share premium attributes with the big name brands, such as a Aluminum construction.
Other features of the CYSKY Bike Cranks include:
- Sizes: 170 MM
- Spindle: 24 MM
- Weight: 1.9 LBS
- Material: Aluminum Alloy
- Type: 2-Piece
- Compatibility: LHD/RHD
Overall the CYSKY is a perfect set of bike cranks for those who are on a tighter budget, yet still want a quality product that will last them for years!
3. Promax HF-2 BMX Crank
- 104-millimeter BCD four-bolt spider, come in anodized red, blue, gold and black with laser-etched graphics in 160-, 165- and 170-millimeter...
- Bottom bracket sold separately
- Meets or exceeds ENBMX standards
- Weight: 793g
The best lightweight BMX cranks for your setup, are the Promax HF-2 BMX cranks. This is because it has a lightweight of only 1.7LBS, whilst being very compatible being offered in a range of sizes.
Other features of the Promax HF-2 Bike Cranks include:
- Sizes: 160 MM, 165 MM & 170 MM
- Spindle: 24 MM
- Weight: 1.7 LBS
- Material: 6061-T6 Aluminum Alloy
- Type: 2-Piece
- Compatibility: LHD/RHD
Ultimately if you’re searching for an effective set of cranks that are long lasting and lightweight, then the Promax HF-2 BMX cranks are perfect for you! Moreover, the cranks meet ENBMX standards to ensure their build-quality.
4. Sunday Saker v2 BMX Cranks
- Details:3 Piece CrankSingle Pinch Bolt DesignTubular Chromoly Arms19mm Chromoly Spindle with 8 Splines
The Sunday Saker v2 is the best set of BMX cranks available for BMX riders on the market currently which are affordable, with astounding durability and are easy to install.
Other features of the Sunday Saker V2 BMX Cranks include:
- Sizes: 155 MM, 165 MM & 175 MM
- Spindle: 19 MM
- Weight: 1.8 LBS
- Material: Tubular Chromoly
- Type: 2-Piece
- Compatibility: LHD/RHD
The Sunday Saker cranks are designed to be an efficient 3-pc crank with durable tubular chromoly arms that have an extremely user-friendly single pinch bolt design.
5. Eastern Throttle Cranks
- Crank arm length: 170mm
- Heat-treated chromoly arms
- 19mm 48-spline spindle
- Forged heads
The Eastern Throttle BMX cranks are probably the best solution for new/casual riders as they’re extremely reliable set of cranks due to them being produced from heat-treated chromoly arms which ensures their durability whilst only weighing in at a lightweight of only 1.95lbs.
Other features of the Eastern Throttle BMX Cranks include:
- Sizes: 170 MM & 175 MM
- Spindle: 19 MM
- Weight: 1.9 LBS
- Material: Tubular Chromoly
- Type: 2-Piece
- Compatibility: LHD/RHD
Additionally, the Eastern Throttle cranks have certain premium qualities such as forged heads to improve performance and longevity as well as having 48 splines to boost riding efficiency, which means a better power to weight ratio for the BMX rider.
6. Odyssey Thunderbolt Crankset
- Proven 41-Thermal processed 4130 chromoly with Lifetime Warranty
- Traditional sprocket interface with updated open-ended spindle cap
- New wedge cluster band with greater flexibility
- Never-Wobble crank arm and spindle interface guarantee
The Odyssey Thunderbolt are the most premium BMX cranks on the market, for great reason as they’re produced from the renowned 41 – thermal processing and heat treated which enables the cranks to have a vast improvements the structural integrity has increased a considerable amount.
Other features of the Odyssey Thunderbolt Cranks include:
- Sizes: 165 MM, 170 MM, 175 MM & 180 MM
- Spindle: 22 MM
- Weight: 1.0 LBS
- Material: Tubular Chromoly
- Type: 2-Piece
- Compatibility: LHD/RHD
The quality of the Odyssey Thunderbolt has been back up by the fact that they come with a lifetime replacement warranty protects against bending, cracking.
Final points to make are that the Odyssey Thunderbolt has a ‘Never-Wobble’ crank arm and spindle interface which ensures comfort for the rider as well as having a traditional sprocket interface with an updated open-ended spindle cap, all together are valid points to why this is the best on the market however it comes at a more than above average purchase price although it’s very much so worth it.
7. Redline Monster 2 BMX Cranks
The Redline Monster 2 is a perfect starter crankset for a beginner or new to average rider as its incredibly durable being produced from 100% heat-treated tubular chromoly and is a more than affordable set of cranks compared to it’s competitors in the market.
Other features of the Redline Monster V2 BMX Cranks include:
- Sizes: 175 MM
- Spindle: 19 MM
- Weight: 1.9 LBS
- Material: Heat-treated chromoly spindle
- Type: 2-Piece
- Compatibility: LHD/RHD
The Redline Monster 2 are a very user-friendly set of cranks as they have single pinch-bolts and are welded at the pedal bosses, enabling the users to make an easy install onto their BMX frame.
Finally, the Redline Monster 2 has heat-treated chromoly spindle, spindle bolts, and sprocket bolt which further improves its durability which makes it perfect for beginners as the affordable price.
8. Eastern Atom Series
- Great replacement or upgrade for your BMX bike.
- Can also be used on most fixed gear bicycles as well.
The Eastern Atom Series is the most suitable set of BMX cranks perfect for any average/casual rider who is looking for a great step up from the stock parts on a complete bike.
Other features of the Eastern Atom Series include:
- Sizes: 175 MM
- Spindle: 19 MM
- Weight: 1.9 LBS
- Material: Heat-treated chromoly spindle
- Type: 2-Piece
- Compatibility: LHD/RHD
The Eastern Atom Series BMX cranks has amazing build quality as it has strong and lightweight heat-treated arms and spindle.
Additionally, the Eastern Atom Series cranks are ideal for an average/casual rider, as they’re produced by Eastern who a reputable and reliable brand and it comes in an eye-catching fine gloss black.
BMX Cranks Buying Guide
Browsing the market for BMX cranks/cranksets is a tedious and difficult task as many of the facts and figures of the cranks can get lost in translation, although in this guide we show important factors you should look out for before your purchase that will allow you to make the perfect decision.
Spindle Diameter
The spindle diameter can have a profound effect on your riding ability which effects your comfort and performance whilst riding your BMX. the spindle diameter is the thickness of the cranks axle that runs through your bottom bracket of your BMX bike.
Typically the size ranges for BMX spindles are 19mm, 22mm & 24mm. Many riders have made remarks stating that the larger the spindles are, the more likely the stiffer and lighter they ought to be as well, although this has this sacrifices the strength of the cranks.
Additionally with larger spindles, they have smaller bearings which are more likely to blow out rather than smaller spindles.
BMX Cranks Arm Length
It’s an important factor to check the crank arm length measurements as it effects how your BMX handles! Sizes for a typical BMX bike should range anywhere from 155mm up to 180mm.
Crank arm lengths tend to follow a simple ruling where by the shorter the crank arms, the closer your feet are which makes preforming spin tricks a lot easier to preform as well as giving your feet more room as it clears space.
Another benefit to shorter crank arm lengths is also that they’re known to be more stiffer and tougher than their longer equivalents, however the longer crank arms tend to be better for those BMX riders who prefer to have a pedal efficiency as they have greater leverage.
Another additional point to make is that longer crank arms tend to make BMX riders feel more comfortable as they make your BMX feel more stable and sturdy.
Heat Treatment
It is a notable factor to ensure that your BMX cranks are heat treated as this means that the method the manufacturer has used to produce them has strengthened them in the production process.
Conclusion
To summarize there are many BMX cranks out there, however having inadequate BMX cranks will make your riding experience hard and uncomfortable, additionally its vital that you ensure your BMX cranks are the right size for the right riding preference you want to ensure you have all the benefits they can offer you!
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