SKU: 19550645444

ARRMA Spool Gear 29T MOD1 8mm Bore Steel ARA310950

Sale price$29.93 Regular price$33.25
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Description

ARRMA Spool Gear 29T MOD1 8mm Bore Steel ARA310950The ARRMA ARA310950 Spool Gear is a 29T MOD1 steel drivetrain tuning gear designed for compatible ARRMA spool shaft setups needing fine gearing adjustment and secure 8mm bore fitment. Features Gearing Tuning Option: Allows compatible ARRMA vehicles to be geared for different speed, acceleration, and driving conditions Strong Steel Construction: Durable steel material supports long lasting performance in extreme RC conditions 29 Tooth Gear: 29T spool

The ARRMA ARA310950 Spool Gear is a 29T MOD1 steel drivetrain tuning gear designed for compatible ARRMA spool shaft setups needing fine gearing adjustment and secure 8mm bore fitment.

Features

  • Gearing Tuning Option: Allows compatible ARRMA vehicles to be geared for different speed, acceleration, and driving conditions
  • Strong Steel Construction: Durable steel material supports long-lasting performance in extreme RC conditions
  • 29 Tooth Gear: 29T spool gear provides a tuning option for compatible ARRMA speed and spool drivetrain setups
  • MOD1 Tooth Profile: Precision manufactured MOD1 teeth help provide smooth operation with compatible drivetrain components
  • 8mm Bore Fitment: Designed to fit an 8mm diameter spool shaft
  • Secure Mounting Design: Precision manufactured set screw holes allow the gear to be secured on both sides of the spool shaft
  • Mounting Hardware Included: Supplied with M4 set screw and M4 screw pin for installation

Specifications

  • Brand: ARRMA
  • Part Number: ARA310950
  • Product Type: Spool gear
  • Tooth Count: 29T
  • Gear Pitch: MOD1
  • Bore Size: 8mm
  • Material: Steel
  • Hardware: M4 x 4mm set screw and M4 screw pin included
  • Application: Compatible ARRMA spool shaft drivetrains using 8mm bore MOD1 spool gears
  • Intended Use: Gearing adjustment, drivetrain tuning, replacement, and speed setup work

Includes

  • 1 x ARRMA 29T MOD1 spool gear with 8mm bore
  • 1 x M4 x 4mm set screw
  • 1 x M4 screw pin

FAQ

What is the ARRMA ARA310950 spool gear used for? The ARRMA ARA310950 spool gear is used to fine tune gearing on compatible ARRMA spool shaft drivetrains using an 8mm bore MOD1 gear.

What bore size does this gear have? The ARRMA ARA310950 spool gear has an 8mm bore for compatible 8mm spool shafts.

What tooth count is the ARRMA ARA310950 gear? The ARRMA ARA310950 spool gear has 29 teeth and a MOD1 tooth profile.

Does this gear include mounting hardware? Yes. The ARRMA ARA310950 gear includes one M4 x 4mm set screw and one M4 screw pin.

Will this fit every ARRMA vehicle? No. OZRC recommends checking your ARRMA vehicle manual or exploded diagram to confirm ARA310950 is the correct 8mm bore MOD1 spool gear before installation.

Important Notes

  • Designed for compatible ARRMA spool shaft setups using an 8mm bore MOD1 spool gear.
  • Check your vehicle manual, exploded diagram, motor shaft size, and gear mesh requirements before fitting.
  • This listing is for the spool gear and included mounting hardware only. Spool shaft, motor, pinion gear, bearings, and other drivetrain components are not included.
  • Changing gearing can affect motor temperature, ESC load, acceleration, and top speed. Monitor electronics temperatures after installation.
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 19550645444

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Mimie Hull
Cuba, US
★★★★★ 5
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Size: 9 Toddler, Color: Taupe
These are cute and my kids say they’re comfortable! We got a few colors. Definitely would purchase again. They’ve got good quality.
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Reviewed in the United States on March 18, 2026
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Jenna Smeyne
Pawtucket, US
★★★★★ 1
Super wide
Size: 13 Little Kid, Color: Taupe
They are oddly very wide. Great for kids with wide chunky feet but for us it was not cute
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Reviewed in the United States on May 18, 2026
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Kindle Customer
Cuba, US
★★★★★ 2
Nice but runs small
Size: 7 Big Kid, Color: Navy
The sandals are nice and not to hard or flimsy but they are cut very small.
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Reviewed in the United States on April 22, 2026
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Alexandria Knox
Pawtucket, US
★★★★★ 4
Solid Kids Sandals, Overpriced Like Most Kids Shoes 🌞
Size: 11 Little Kid, Color: Brown, Size: 11 Little Kid, Color: Brown
My son hasn’t worn these yet since it’s December in Indiana and sandals + snow obviously don’t mix. 😂 So this review is based on first impressions rather than long term wear. That said, these seem wider than a lot of typical kids’ sandals, which I REALLY appreciate since we tend to have wider feet in our family. #hobbitfeet The quality feels pretty decent overall. They’re described as lightweight, and while they’re not insanely lightweight, they do have enough weight to feel semi-sturdy and not flimsy or cheap. I like the style and color, and I think they’ll work well for my son once warmer weather hits. My main complaint is the price. At just under $24 at the time of this review, it feels a little high for kids’ sandals and for what these are. I really feel like $20 MAX would make more sense. Kids shoes are almost always priced like adult shoes, even though they clearly use less material, and that’s hard for me to understand and wrap my mind around. Overall, these seem solid for daily wear, I just wish the price was a bit more reasonable and affordable.
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Reviewed in the United States on December 31, 2025
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Job
Carnegie, US
★★★★★ 5
Great basic and timeless design
Size: 12 Little Kid, Color: Brown
These sandals are a great find! They’re super easy to get on and off thanks to the Velcro straps, which is a huge win for little ones learning to be more independent. The fit is adjustable and secure, so they stay in place well during all kinds of play. The cork-style footbed is comfortable and gives good support, and the overall design feels sturdy enough to handle everyday wear. They’re lightweight but still durable, and have held up really well so far. They also have a classic, versatile look that goes with just about everything, perfect for summer outfits. Overall, a reliable, comfortable sandal that’s great for active kids. Would definitely buy again!
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