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2021 Boardman

SLR 8.9 Disc Carbon

A carbon frame race bike with upper mid-range components and shimano 105 hydraulic disc brakes.
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Manufacturer Price

£1,750($2,355)
Weight20.7 lbs  
FrameCarbon
ForkCarbon
Wheels700c Aluminum
Drivetrain2 × 11
Groupset105
BrakesShimano 105 Hydraulic Disc
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Insights
Ride Feel

Based on frame geometry and build specs.

Rider Position
relaxedaggressive
Terrain
smoothrugged
SLR 8.9 Disc Carbon
Other Race bikes
Gearing

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

39 mph

SLR 8.9 Disc Carbon

40 mph

Similar Bikes

Highest gear

(descending)

Sizing
SM

5'6" – 5'11"

MD

5'9" – 6'1"

LG

5'11" – 6'3"

XL

6'1" – 6'5"

Rider Fit Notes
  • 5'10", size MD, Just right
Reviews

Summary

The Boardman SLR series is praised for its excellent value, offering performance and features typically found in more expensive bikes. Reviews highlight its comfortable ride quality, predictable handling, and versatile use for racing, training, or commuting. The carbon frame and fork, along with quality components like Shimano 105 groupsets, contribute to its positive reception, despite some noting minor compromises in weight and tyre feedback.

Pros
  • Excellent value for money

  • Comfortable and reassuring ride quality

  • Versatile for various riding conditions

  • Carbon frame and fork for lightweight and stiffness

  • Quality component spec including Shimano 105 groupset

Cons
  • A bit heavier than more expensive models

  • Tyres may mute feedback

  • Limited tyre clearance due to calipers

  • Basic wheels on some models

Key Quotes
It’s a bike that punches above its £750 price tag in performance, with a comfortable, reassuring ride quality.
Cyclist logoCyclist
The result is a ride that’s as fast as it’s comfortable, with impressively controlled handling from the front end’s stiff carbon fork and oversized, tapered steerer.
BikeRadar logoBikeRadar
Fast and fun thanks to a great frameset and impressive spec list – especially for the money
road.cc logoroad.cc

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BikeRadar
Boardman SLR 9.4 AXS Disc Carbon review

May 2021 · Warren Rossiter

The SLR is a firm favourite, and the addition of a cutting-edge wireless drivetrain and lightweight frameset for far less than ever before have only improved things

Highs
  • Excellent chassis

  • Superb drivetrain

  • Big value package

Lows
  • Skinny bar tape

  • Average saddle

Read Review

road.cc
Boardman SLR 8.9 Carbon 2021

Oct 2020 · Stu Kerton

Fast and fun thanks thanks to a great frameset and impressive spec list – especially for the money

Highs
  • Impressive frameset

  • Good components

  • Strong value

Lows
  • Tyres are not the most supple

Read Review

Cycling Weekly
Boardman SLR 8.9 Women’s Carbon

Sep 2020 · Maria David

Comfort, clearance and versatility are what makes this aero, lightweight women’s carbon road bike very attractive

Highs
  • Responsive, efficient transmission

  • Generous clearance

Lows
  • Tyres difficult to remove

Read Review

Cyclist
Boardman SLR 8.9 Alloy road bike review

Mar 2020 · Marc Abbott

One of the most engaging alloy bikes of recent years that is also competitively priced

Highs
  • Lightweight

  • Peppy

  • Comfortable

  • Keenly priced

Lows
  • Weighty wheels

  • Budget tyres

Read Review

Geometry
Specs
Build
Frame

C7 Carbon Disc - Aero-Optimised

BB StandardBB86/BB92, Press Fit

Fork

C7 Carbon Disc with tapered steerer

Bottom Bracket

Shimano Press Fit

Headset

FSA Orbit C-40 ACB, 1 1/8” - 1.5” Tapered, Integrated.

Stem

Boardman Alloy, 31.8mm clamp

Handlebar

Boardman Alloy, 31.8mm clamp, 70mm reach, 120mm drop

Saddle

Boardman SLR

Seatpost

Boardman Alloy, 27.2mm

TypeRigid

Pedals

Toe strap road, 9/16”

Groupset
Rear Derailleur

Shimano 105 R7000 11 speed

Front Derailleur

Shimano 105 braze- on

Crank

Shimano 105 R7000 50-34

Shifters

Shimano 105 2x11

Cassette

Shimano CS-R7000 11 speed, 11-30

Chain

KMC X11

Brakes

Front: Shimano 105 Hydraulic Disc Brake - 160mm Rotor, Rear: Shimano 105 Hydraulic Disc Brake - 160mm Rotor

TypeShimano 105 Hydraulic Disc

Wheels
Rims

Boardman Tubeless Ready 28h front & rear

Spokes

Double Butted Stainless Steel, Radial front, 2X rear

Front Hub

Formula 100mm x12mm Front / 142mmx12mm Rear

Rear Hub

Formula 100mm x12mm Front / 142mmx12mm Rear

Tires

Vittoria Rubino Pro G2.0 folding, 700x28c

Rider Notes
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First added September 11

Last updated November 11

Not listed for 930 days