Ribble SL R
Racers shopping Ribble. Ultra if you want aero; Endurance if you want stack.
Ribble's lightweight race road bike. Low stack/reach for a D2C British brand, the climbing sibling to Ultra aero.
Racers shopping Ribble. Ultra if you want aero; Endurance if you want stack.
Ribble's lightweight race road bike. Low stack/reach for a D2C British brand, the climbing sibling to Ultra aero.
Racers shopping Ribble. Ultra if you want aero; Endurance if you want stack.
Ribble's lightweight race road bike. Low stack/reach for a D2C British brand, the climbing sibling to Ultra aero.
Racers and fast club riders who want the modern Tarmac. If you came off an SL7, check that the stack/reach still matches your size.
The current Specialized race bike: lighter than SL7, still aero, and famously 'it just disappears' if the fit is right. Size by stack/reach — the 54/56 split is where a lot of riders hop.
| Measurement | ![]() RibbleSL R 2022 | ![]() RibbleSL R 2021 | ![]() SpecializedTarmac SL8 2025 |
|---|---|---|---|
| Stackmm | 546 | 546 | 544−2 |
| Reachmm | 388 | 388 | 384−4 |
| Head tube angle° | 73.0 | 73.0 | 73.0 |
| Seat tube angle° | 73.5 | 73.5 | 74.0+0.5 |
| Chainstaymm | 408 | 408 | 410+2 |
| Wheelbasemm | 990 | 990 | 978−12 |
| BB dropmm | 70 | 70 | 72+2 |
| BB heightmm | — | — | 268 |
| Standovermm | — | — | 768 |
| Part | SL R M | SL R M | Tarmac SL8 54 |
|---|---|---|---|
| Stem | 100 mm | 100 mm | 100 mm |
| Bar | 420 mm | 420 mm | 420 mm |
| Crank | 172.5 mm | 172.5 mm | 172.5 mm |
That spec retails for £8,250 and is said to weigh 7.16kg in a size 56. You can read Sam's full review here. The Specialized Tarmac SL8 will be at the ...
# Specialized Tarmac SL8 Expert #### VERDICT: - Very Good - Quite good - Not so good ### Specialized SL8 Expert: Ride The SL8 was noticeably comfortable, but there was a sense o…