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Long-reach road calipers are chosen by brake reach, not by the label on a lever. Measure from the mounting-bolt center to the rim braking surface with the wheel installed; common long-reach calipers cover roughly 47–57 mm, while extra-long models reach farther. A caliper with the wrong reach cannot be made safe by sliding the pads to their limit. Also check recessed versus nutted mounting and the brake-lever pull standard. Frame, fork crown, fender, and tire clearances remain separate constraints even when the pads reach the rim. The five choices below represent genuine long- or extra-long-reach calipers; each should be selected only after a measurement, not by wheel size alone.
| # | Product | Price | Where to buy |
|---|---|---|---|
| 1 | Tektro R559 Long Reach Recessed Brake Caliper Set | $79.99 | Amazon · eBay |
| 2 | Tektro R559 Long Reach Nutted Brake Caliper | $44.99 | Amazon · eBay |
| 3 | Shimano BR-R451 Long Reach Brake Caliper | $39.99 | Amazon · eBay |
| 4 | Close alternative: Dia-Compe BRS-100 Road Brake Caliper | £34.99 each | Amazon · eBay |
| 5 | Dia-Compe BRS202 Long Reach Caliper | $59.95 | Amazon · eBay |
The picks, in detail
Tektro R559 Long Reach Recessed Brake Caliper Set
Tektro R559 is a front-and-rear recessed-nut set with 55-73 mm reach, currently sold together for $79.99. It suits a frame and fork that both need the extra pad travel and recessed mounting. A buyer needing only one caliper should not mistake the single-front $44.99 listing for this pair.
- 55–73 mm reach
- Recessed-nut mounting
- Dual-pivot road caliper
- Large reach range
- Available as front and rear calipers
- Not suited to short-reach frames
Tektro R559 Long Reach Nutted Brake Caliper
The nutted R559 version serves forks or bridges that use a conventional external nut rather than a recessed sleeve. It solves a mounting-format problem that a recessed caliper cannot solve with pad adjustment.
- Nutted mounting
- Long-reach R559 format
- Dual-pivot design
- Fits traditional nutted mounts
- Same broad reach family
- Verify bolt length for crown thickness
Shimano BR-R451 Long Reach Brake Caliper
Shimano’s BR-R451 is a 47–57 mm long-reach road caliper for frames that need more reach than a racing caliper but not the R559’s extra-long range. Its reach measurement must match the frame before purchase.
- 47–57 mm reach
- Shimano road caliper
- Dual-pivot mechanism
- Established Shimano replacement
- Useful mid-reach range
- Older Super SLR lever compatibility matters
Close alternative: Dia-Compe BRS-100 Road Brake Caliper
This is a close alternative and UK import: its 39–49 mm reach is shorter than conventional long reach, and the cited £34.99 each price is a UK distributor amount before international shipping. It is not a substitute for a 57 mm or 73 mm requirement.
- 39–49 mm reach
- Road caliper format
- Dia-Compe model BRS-100
- Useful for borderline mid-reach frames
- Compact road-caliper option
- Too short for R559 applications
Dia-Compe BRS202 Long Reach Caliper
The BRS202 is an extra-long-reach Dia-Compe caliper listed around 57–75 mm. It is a specialist option where a vintage or custom frame needs unusually low pad placement.
- 57–75 mm reach
- Extra-long caliper
- Dia-Compe BRS202
- Extends beyond standard long reach
- Appropriate for measured vintage frames
- Availability is less consistent
Buying tips
- Measure reach with the actual wheel installed.
- Confirm recessed or nutted mounting before ordering.
- Check fork crown and fender clearance separately.
- Replace worn pads while changing calipers.
- Center each caliper and bed pads in before riding.
As an Amazon Associate and eBay Partner, toptenpick.com earns from qualifying purchases. Prices and availability are subject to change.