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SRAM X1 E-MTB Crank Assembly

FC-X1-PA-A1 Crankset Product Discontinued: no longer in the manufacturer's current catalog

Specifications

8 specifications

As listed in the manufacturer's catalog.

General

Drive Unit brand
Bosch
Drive Unit
BDU31 (SX), BDU37 (CX Gen4), BDU38 (CX Gen5)
Crankset offset
39mm
Crank arm length
  • 150mm
  • 155mm
  • 160mm
  • 165mm
  • 170mm
  • 175mm
  • n/a
Gap Cap
No, Yes
Color (Crank arm)
Black, n/a
Crank arm material
Aluminum, n/a
BB Spindle Interface
ISIS, n/a

How spec sheets write it

The most common ways bicycle spec sheets name it, by number of mentions.

  1. SRAM FC X1 1000 Eagle, 32T, 175mm 7
  2. SRAM FC X1 1000 Eagle, 32T, 170mm 4
  3. SRAM FC X1 1000 Eagle, Boost, 32T, 170mm 2
  4. SRAM FC X1 1000 Eagle, Boost, 32T, 175mm 2
  5. SRAM FC X1 1000 EAGLE B148 DUB 165/170/175 34ST, 34T 1

Bicycles

16 bicycles

Published bicycles that use it, newest model years first.

CTM Rambler 5.0

Cross-country

CTM

Rambler 5.0

Model year: 2026

CTM Model year: 2026

Mountain / Cross-country

  • Suspension: 100 mm
  • Wheel size: 700c
CTM Skaut 30 Xpert

Trail

CTM

Skaut 30 Xpert

Model year: 2026

CTM Model year: 2026

Mountain / Trail

  • Suspension: 140/130 mm
  • Wheel size: 29″
CTM Skaut 60 Xpert

Enduro

CTM

Skaut 60 Xpert

Model year: 2026

CTM Model year: 2026

Mountain / Enduro

  • Suspension: 160 mm
  • Wheel size: 29″
CTM Rambler 5.0

Cross-country

CTM

Rambler 5.0

Model year: 2025

CTM Model year: 2025

Mountain / Cross-country

  • Suspension: 100 mm
  • Wheel size: 700c
CTM Rascal 1.0

Cross-country

CTM

Rascal 1.0

Model year: 2025

CTM Model year: 2025

Mountain / Cross-country

  • Suspension: 100 mm
  • Wheel size: 29″
CTM Skaut 2.0

Trail

CTM

Skaut 2.0

Model year: 2025

CTM Model year: 2025

Mountain / Trail

  • Suspension: 140/130 mm
  • Wheel size: 29″
CTM Skaut EN Xpert

Enduro

CTM

Skaut EN Xpert

Model year: 2025

CTM Model year: 2025

Mountain / Enduro

  • Suspension: 160 mm
  • Wheel size: 29″
CTM Rambler 4.0

Cross-country

CTM

Rambler 4.0

Model year: 2024

CTM Model year: 2024

Mountain / Cross-country

  • Suspension: 100 mm
  • Wheel size: 700c
CTM Rascal 1.0

Cross-country

CTM

Rascal 1.0

Model year: 2024

CTM Model year: 2024

Mountain / Cross-country

  • Suspension: 100 mm
CTM Rambler 4.0

Cross-country

CTM

Rambler 4.0

Model year: 2023

CTM Model year: 2023

Mountain / Cross-country

  • Suspension: 100 mm
  • Wheel size: 29″
CTM Rascal 2.0

Cross-country

CTM

Rascal 2.0

Model year: 2023

CTM Model year: 2023

Mountain / Cross-country

  • Suspension: 100 mm
  • Wheel size: 29″
CTM Zephyr Pro

Trail

CTM

Zephyr Pro

Model year: 2023

CTM Model year: 2023

Mountain / Trail

  • Suspension: 130 mm
  • Wheel size: 27.5″

Showing 12 of 16 bicycles