Product details
Upgrade kit for converting DT Swiss 370 hubs with 3 pawls to the Ratchet LN ratchet system. The end caps can be reused with the same freewheel.
Delivery includes:
- Ratchet LN freewheel aluminum Shimano Micro Spline
- Two springs
- Ratchet/ratchet disc set with 18 teeth
- Spacer sleeve
- Washer
- DT Swiss special grease, ratchet disc grease 25g
Optional ratchet discs with 24, 36, or 54 teeth are available if a different engagement angle is desired.
The following tools are also required for the installation of the maintenance kit:
- Thread ring remover tool
- Thread ring remover tool for 3 pawl.
Material | Aluminium |
Bike area of use | Mountain bike |
Freewheel | Shimano Micro Spline |
Weight | 113 g |
Axle diameter | 32 mm |
Item number | 21258566 |
Manufacturer | DT Swiss |
Category | Hubs + Freewheels |
Manufacturer no. | HXYXXX00N3770S |
Release date | 22.6.2022 |
Colour | Black |
Exact colour description | Black |
Material group | Metal |
Material | Aluminium |
Bike area of use | Mountain bike |
Hub type | Freehub body |
Ability brake type | Disc brake Center lock |
Axis standard | Thru axle |
Axle diameter | 32 mm |
Cassette compatibility | 12-speed |
Freewheel | Shimano Micro Spline |
Country of origin | Switzerland |
CO₂-Emission | |
Climate contribution |
Scope of delivery | Ratchet LN freehub aluminium Shimano Micro Spline spring two pieces Ratchet/tooth lock washer set 18 teeth spacer washer DT Swiss Special Grease, Toothed disc grease 20g |
Weight | 113 g |
Length | 16 cm |
Width | 10 cm |
Height | 3 cm |
Weight | 122 g |
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Reviews & Ratings
Warranty score
How often does a product of this brand in the «Hubs + Freewheels» category have a defect within the first 24 months?
Source: Digitec Galaxus- 1.Shimano0.2 %
- 2.DT Swiss0.4 %
- EliteNot enough data
- TacxNot enough data
Warranty case duration
How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?
Source: Digitec Galaxus- DT SwissNot enough data
- EliteNot enough data
- ShimanoNot enough data
- TacxNot enough data
Unfortunately, we don't have enough data for this category yet.
Return rate
How often is a product of this brand in the «Hubs + Freewheels» category returned?
Source: Digitec Galaxus- 1.Shimano6.8 %
- 2.Elite10.6 %
- 3.DT Swiss11.9 %
- 4.Tacx12.2 %