MREV · Rear sprocket

Rear Sprocket for BMW S 1000 RR 2019+

Product codeMREV-P-000020

Rear sprocket for S1000RR 2019+: CNC-machined Ultralumin 7000 aluminum for riders considering rear sprocket weight. Select the correct sprocket carrier and chain size. The anodized finish adds color and helps protect the surface.

Teeth45T / 46T / 47T / 48T
MaterialUltralumin 7000
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Specifications
Teeth
Colors
Color
Overview

The rear sprocket for S1000RR 2019+ transfers drive from the chain to the wheel. For an S1000RR from model year 2019, select the sprocket against the carrier and chain size of the exact bike version.

What does an Ultralumin 7000 aluminum sprocket offer?

The sprocket body is CNC-machined from Ultralumin 7000 aluminum alloy. Aluminum allows the center section to be shaped and has a lower mass than steel for the same material volume. The anodized surface adds color and helps resist corrosion. When selecting a new sprocket, check the tooth count and sprocket carrier. To compare it with a steel sprocket, use two sprockets of the same dimensions to establish the actual weight difference.

Selecting tooth count and chain size

A different tooth count can change the bike's response. With the front sprocket unchanged, fewer rear teeth produce a lower final drive ratio. To retain familiar riding characteristics, keep the existing rear tooth count. Available tooth-count options are 45, 46, 47 and 48.

Checking the rear wheel assembly

The sprocket carrier on the actual wheel determines the required bolt-hole count and offset. Compare the mounting-section thickness and back face of the old sprocket. These dimensions affect the tooth position relative to the bike's front sprocket.

Vehicle fitment

Compatible vehicle models for Rear Sprocket for BMW S 1000 RR 2019+

Make Model Year / Generation Pitch
BMW S 1000 RR 2019–2020 525
BMW S 1000 RR 2021–2026 525
Gearing

Recorded gearing options

Only recorded pitch, position and tooth options are shown. Final-drive changes must be evaluated against the complete front/rear setup; tooth count alone is not treated as a performance claim.

Recorded teeth
45T46T47T48T
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