transmission dog gear Nissan Skyline RB25
SKU: 42925062229
transmission dog gear

transmission dog gear Nissan Skyline RB25

Sale price$21.41 Regular price$23.79
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Ships within 48 hours · Estimated delivery Jul 8 - Jul 13

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Description

transmission dog gear Nissan Skyline RB25Our globally acclaimed 1,000HP+ Capable Nissan Skyline Dog Engagement Gearset is an essential addition for any automotive enthusiast! We're immensely pleased with its design, and we're equally impressed by how effortless it is to maintain the transmission when necessary. Each gear is meticulously pressed onto the counter shaft and main shaft individually, ensuring that every component can be replaced separately with utmost ease if required in the

Our globally acclaimed 1,000HP+ Capable Nissan Skyline Dog Engagement Gearset is an essential addition for any automotive enthusiast!

We're immensely pleased with its design, and we're equally impressed by how effortless it is to maintain the transmission when necessary.

Each gear is meticulously pressed onto the counter shaft and main shaft individually, ensuring that every component can be replaced separately with utmost ease if required in the future.

Featuring universal fitment for RB25, RB26, RB30, and VG30 transmissions, our gearset boasts a heavy-duty design crafted from top-quality billet steel materials. Precision machined using CNC technology, each component undergoes surface grinding after heat treatment to minimize noise and maximize strength. Comprehensive instructions are included for seamless installation.

For those seeking enhanced performance, we offer an optional Isotropic Superfinishing process.

Despite its exceptional capabilities, our Skyline Dog Engagement Gearbox remains competitively priced, making it an accessible choice for those in search of a high-horsepower capable transmission that is easy to service.



What sets our Dog Engagement Gearset apart and why should you consider it?

The standout feature of our Dog Engagement Gearset lies in its unparalleled serviceability. With each part fully removable, maintenance becomes a breeze, providing enthusiasts with unmatched convenience and flexibility. This capability allows for swift repairs without the need to dismantle the entire gearbox, reducing downtime and ensuring quick return to the road or track.

Furthermore, the gearbox's ability to accommodate shifting at over 9,000rpm adds to its performance prowess, catering perfectly to the high-revving engines commonly found in racing and high-performance setups. Paired with lightning-fast shifting, this feature elevates the driving experience, delivering seamless power delivery and exceptional responsiveness.

The convenience doesn't stop there. Our gearset comes as a comprehensive 100% drop-in kit, complete with all necessary components for installation. From gears to shafts, dog rings, and hubs, everything you need for a complete upgrade is included, eliminating the hassle of sourcing additional parts separately.

Notably, our gearset features 6 dogs per gear, surpassing the standard 5-dog setup commonly found in other Skyline Dogbox Kits. This enhancement translates to even faster and more precise shifts, underscoring our dedication to providing top-tier performance and user experience.

With a focus on optimizing shifting speed and precision, our Dog Engagement Gearset stands as the ultimate choice for enthusiasts seeking to elevate their Nissan transmission for high-performance applications.

We typically suggest ANYONE who has intentions of using the Transmission for High Power / Hard Launches to go with the 26 Spline Input Shaft, especially if the car is heavy and has a larger capacity motor (stroked, or 3L+). The Factory 24Spline Input shaft is not suggested for application's over 600hp unless used in roll racing or "street" use, then you can avoid going the Larger Input Shaft in some conditions.

Our 26 Spline Input shaft would be best for those seeking maximum strength and push the limits of our Transmission well beyond 1000HP.

1st to 4th Gear Ratios:

  • 1st – 2.583 (Mainshaft 31 / Countershaft 12)
  • 2nd – 1.625 (Mainshaft 26 / Countershaft 16)
  • 3rd – 1.263 (Mainshaft 24 / Countershaft 19)
  • 4th – 1.000 (Mainshaft 24 / Countershaft 24)

5th Gear Ratio Options:

  • Short – 0.814 (Mainshaft 22 / Countershaft 27)
  • Long – 0.677 (Mainshaft 21 / Countershaft 31)

MS = Main Shaft Gear Count
CS = Counter Shaft Gear Count

*Take note, when using the short ratio 0.814 it is required to slightly die-grind the Retainer Plate near the gear for clearance to the teeth as the gear is larger.

**Using this Gearset will result into your FACTORY 0.76 Ratio 5th Gear becoming a 0.55 Ratio because of the fact we run a true 1:1 Drive Gear (4th Gear) - We suggest using 5th only for the Highway if you run this kit,  our optional Dog Engagement 5th gear with 0.814 ratio (1-5 Short + Reverse) for circuit use and 0.677 1-5 Long + Reverse ratio for highway use to go with this kit, with Dog Engagement Reverse.

We now offer Isotropic Superfinishing on all our Speedtek Products.
(This process will increase the time from when we could dispatch the kit, please email us if you have any questions)

Superfinishing is a metalworking process that improves surface finish and workpiece geometry. This is achieved by removing just the thin amorphous surface layer left by the last process with an abrasive stone to grind the gears and other parts ; this layer is usually about 1 μm in magnitude. Superfinishing, unlike polishing which produces a mirror finish, creates a cross-hatch pattern on the workpiece.

Advantages of superfinishing include: increasing part life, decreasing wear, closer tolerances, higher load bearing surfaces, better sealing capabilities, and elimination of a break in period.

Our solid 6-month unconditional warranty program for all our manufactured gearsets, you can be confident that your investment is well-protected. 

Our extended warranty program is available, for more information : Extended Warranty Program now Available with our Performance Transmiss – Speedtek Auto Racing


We provide installation instructions for all our Dog Engagement Gearsets, please email us for this when you receive your kit.
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: 42925062229

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DW
Birmingham, US
★★★★★ 5
Aesthetic & Functional
Size: Left Facing
Good use of vertical space. It feels very secure and sturdy once mounted. It comes with everything you need, there’s a label for every spice and variation of that spice you can think of (different labels for the same spice but whole vs ground) and plenty of jars, with a few extra. Very well thought out. The tops were also standard enough to fit some of my existing spice jars so I didn’t even need to transfer those ones I just swapped lids and/or added a label. I previously had a different pull out spice rack with two flat shelves but it was a pain to find a specific spice without moving some out of the way, and it held maybe half as many jars as this one. This is an easy organization project that will free up a ton of horizontal cabinet space and makes finding spices while cooking significantly easier. If you do want to use your existing jars, make sure they have a flat side, as cylinder shaped jars roll around a bit when you slide it out. I just transferred my spices with round jars into the provided jars so wasn’t an issue for me! Really great value, especially considering how much the kit comes with!
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Reviewed in the United States on March 17, 2025
K
Verified Purchase
KIMBERLY
Charlottesville, US
★★★★★ 5
Spicy racks
Item Package Quantity: 2, Item Package Quantity: 2
I bought these as I needed to organize my spice cabinet. I was using a lazy Suzanne and the spices kept falling off them. These fit perfectly in the cabinet,I attached them using the command Velcro stickers that come off easy. I am in an apartment. They are strong enough to allow the shelves to slide out.
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Reviewed in the United States on May 20, 2026
A
Verified Purchase
Amazon Customer
Battle Creek, US
★★★★★ 5
Great product
Item Package Quantity: 2
Fit perfectly in my cabinet and gives me the room and accessibility I was looking for. Being 5'4 and needing a step stool to reach my spices above the microwave was pretty annoying. They are solid, quality racks. Very easy to assemble and adheres well to the cabinet.
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Reviewed in the United States on May 14, 2026
S
Sorilea
Natrona Heights, US
★★★★★ 4
Great Quality, but Check Cabinet Height Carefully
Item Package Quantity: 2
I am so, so sad these iSpecle Pull Out Spice Racks did not fit in my kitchen cabinets. I thought I had checked, but the most my cabinets can take with the nonadjustable shelves is 9", and these are a little over 9.5" tall at the metal rack side. They may not fit where I intended to use them, but they appear to be good quality and really help with organization. They look nice and slide in and out well, so I fully intend to find another way to use them. Maybe under the bathroom sink where smaller items also like to cluster.
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Reviewed in the United States on May 19, 2026
S
Verified Purchase
sue d
Battle Creek, US
★★★★★ 5
How easy they are. And space saving
Item Package Quantity: 2
These are great. Made such a difference in my cupboards. Would rate as a 10
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Reviewed in the United States on May 8, 2026

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