Filter By:

  • Show More Brands
  • Show Fewer Brands
  • Show More Sizes
  • Show Fewer Sizes

Derailleurs

Bike World Iowa has all the options you need to make a choice you can be confident with

Shimano Deore XT Shadow + Rear Derailleur (Long Cage)
$99.99
Shimano's Deore XT Rear Derailleur uses cold-forged construction and cutting edge technology to deliver crisp shifting, real-world reliability, and trademark precision. Plus-type derailleurs use a lever-actuated clutch spring to prevent chain slap, reduce noise while on the trail, and improve chain engagement when riding over rough terrain. Sealed pulley bearings keep things spinning smoothly, and wide plate construction prevents the derailleur from getting clogged with mud and debris.
SRAM XX1 Eagle Type-3 Rear Derailleur
$300.00
This derailleur not only answers the Eagle drivetrain’s need for greater capacity, but is also the next evolution of SRAM's proven, 1x-specific X-HORIZON design. The larger, 14-tooth X-SYNC lower pulley, allows 10- to 50-tooth cassette capacity in this compact design, and also adds to Eagle’s overall smooth-pedaling feel. SRAM's Type-3 ROLLER BEARING CLUTCH features a smoother torque curve for a quieter, more consistent operation and feel. CAGE LOCK has been moved back and out of the way, protecting it from trail debris. A redesigned, robust mounting system further improves the Eagle derailleur’s performance and overall durability.
Shimano SLX Rear Derailleur (Mid Cage)
$79.99
Shimano's SLX Rear Derailleur combines the best from the all-mountain group Hone and the XC group Deore LX. Perfect for modern mountain bikes that perfectly blend lightweight with serious burliness, the SLX uses Shimano's low-profile Shadow technology, straight cable design and rocks a bump stop that prevents chainstay contact. It's tough, it's light and most important, it gives you crisp, accurate shifting.
SRAM Force 1 Rear Derailleur
$213.99 - $214.00
The SRAM Force 1 rear derailleur adopts all the technologies of SRAM 1x MTB to provide the fastest, quietest 1x shifting available. SRAM’s unique clutch system eliminates chain slack, providing for smoother, quieter, and more secure chain travel. - A dedicated 1x rear derailleur - EXACT ACTUATION for fast and accurate shifts using SRAM’s 1:1 actuation ratio (shifter cable travel: derailleur movement). - 10- and 11-speed compatible - X-SYNC pulley features a 12-tooth design that helps control the chain’s lateral movement - X-HORIZON “straight parallelogram” design limits all movement to the horizontal axis, which makes ghost shifting impossible while also reducing shift force - ROLLER BEARING CLUTCH’s one-way roller clutch controls chain tension for consistent shifting - Cage Lock technology makes for fast wheel changes or chain installation - Available in Short: 11-26 through 11-28 / Medium: 11-26 through 11-36 / Long 11-32 through 10-42 cage lengths Short Cage: Chain Wrap Capacity (teeth): 18 teeth Largest Cog: 28 Weight: 250 g Medium Cage: Chain Wrap Capacity (teeth): 26 teeth Largest Cog: 36 Weight: 262 g Long Cage: Chain Wrap Capacity (teeth): 32 teeth Largest Cog: 42 Weight: 271 g
SRAM GX DH Rear Derailleur
$107.00
A very affordable DH-specific derailleur designed to move across 7 cogs that have 11-speed cassette spacing. Roller bearing clutch in the pulley cage pivot for better chain control Cage Lock mechanism for easy wheel changes - Rear Derailleur Mount Type: 10x1 Standard - Drivetrain Speeds: 7 - Cage Length: Medium - Chain Wrap Capacity (teeth): 24 teeth - Largest Cog: 28 - Color: Black - Rear Der/Shifter Compatibility: SRAM X-Actuation
SRAM NX 1x11 X-Horizon Rear Derailleur
$80.00
The SRAM NX X-HORIZON rear derailleur provides the same smooth, reliable shifting action as XX1—from the larger upper pulley offset to the 12-tooth X-SYNC pulley wheels. By eliminating unwanted chain movement, X-HORIZON shifts faster, puts an end to ghost shifting and reduces shift force and chain slap. And with Cage Lock technology, wheel removal and installation are easier than ever. - X-HORIZON design that reduces shift force, ghost shifting and chain slap - 12-tooth X-SYNC pulley wheels - Fully compatible with all SRAM MTB 1x drivetrains - Most affordable fully featured 1x rear derailleur in the industry - Speeds: 11-speed - Weight: 322 grams - Color: Black - Compatibility: X-ACTUATION - Bearings: Steel - Cage Size: Long - Max Tooth: 42
Shimano Ultegra Front Derailleur
$48.99 - $53.99
If you're looking for a high-quality, precision-shifting, light front derailleur, you've found it in Shimano's Ultegra. It's made of cold-forged aluminum with their wide-pivot design that stops flex for smooth, fast and exact shifts, even under load. And this fine derailleur is built tough for reliability and durability, too.
Shimano SLX 2x11 Front Derailleur
$29.99
- Series: SLX - Top Gear Teeth: 34-38T - Chain Line: 48.8 - Chain Stay Angle: 66-69 - Average Weight: 145.6g
Shimano Alivio Front Derailleur  (Down Swing)
$31.99
Shimano's Alivio Front Derailleur features wide pivots and a rigid cage for awesome shifting and top-notch durability. This 9-speed compatible derailleur gives you fine clearance for fenders or wide tires, too.
Shimano Deore XT Shadow Rear Derailleur Direct Mount (Long Cage)
$109.99
Shimano's Deore XT Shadow Rear Derailleur is perfect for today's aggressive, all-mountain bikes with rear through axles. The Direct Mount uses less parts and provides a solid connection to your machine. The Shadow design means it's super-low profile; it barely protrudes more than the bike's rear stays. A strong spring keeps the body stable when blasting through technical terrain and yields a firm, crisp shifting feel. And of course, shifting is spot-on thanks to the direct cable routing that also reduces the chance of the cable snagging on branches and shrubs.
SRAM X7 10-Speed Rear Derailleur
$69.99
SRAM's X7 10-Speed Rear Derailleur provides precise, dependable shifting along with long-term durability. Its carbon and aluminum construction keep the weight down, while SRAM's 1:1 actuation ratio and direct cable routing provide quick, reliable shifts. Plus, this beauty is built to last so you can enjoy the trails for years to come.
SRAM Chain Spotter
$35.99
SRAM's Chain Spotter fits on your seat tube beneath your front derailleur to keep the chain from coming off, which keeps you riding and prevents chain and frame damage, too. It's made of lightweight aluminum and includes all mounting hardware. Just bolt it on and go. No front derailleur fine-tuning needed.
Shimano Sora Front Derailleur
$34.99 - $39.99
For quick, dependable shifting, look no further than Shimano's Sora Front Derailleur. Sora front derailleurs are compatible with dual-control road shifters and flat-bar style Rapidfire Plus shifters.
SRAM Force 22 WiFLi Rear Derailleur
$149.99
Incredibly fast, astonishingly quiet, and impressively precise — fly through all 11 gears with SRAM's Force 22 WiFLi Rear Derailleur. It takes advantage of SRAM's Exact Actuation technology for precision shifts every time. Carefully shaped jockey wheels work together with the sculpted cage for lightning-fast, ultra-precise shifts, and an elastomer coating applied to the jockey wheels makes for extra quiet operation. A carbon outer cage, aluminum inner cage, and magnesium inner link keep the Force 22 WiFLi at a svelte 190 grams. The WiFli version shifts up to a 32T max cog for a super-wide gear range.
SRAM X9 Type 2 10-Speed Rear Derailleur
$115.99
Hear the wind rushing past, the crunch of knobbies biting into dirt and the buzz of your freehub with SRAM's X9 Rear Derailleur. SRAM's Type 2 technology eliminates chainslap, derailleur bounce, and other drivetrain racket. The roller bearing clutch keeps the chain tensioned for consistent shifting and is virtually maintenance free. The tech continues with an aluminum/composite construction, SRAM's 1:1 actuation ratio and direct cable routing for quick, reliable shifts. Plus, the Cage Lock feature gives you super easy rear wheel removal and installation.
SRAM X9 9-speed Front Derailleur (Low-clamp, Bottom-pull)
$46.99
SRAM's X9 Front Derailleur sports a forged-aluminum cage and a cutout design for exceptional durability with minimal weight. It provides, crisp, precise action for fast, smooth and reliable shifting season in and season out.
Shimano Deore XT Shadow Rear Derailleur (Long Cage) (Top-Normal)
$119.99
Shimano's Deore XT Rear Derailleur uses cold-forged construction and cutting edge technology to deliver crisp shifting, real-world reliability, and trademark precision. The Shadow design tucks the rear derailleur closer to the wheel, which keeps it out of the way of roots and rocks as you're flying down the trail. A strong spring prevents chain slap, reducing noise while on the trail, and improving chain engagement when riding over rough terrain. Sealed pulley bearings keep things spinning smoothly, and wide plate construction prevents the derailleur from getting clogged with mud and debris.
Shimano Dura-Ace Di2 Electronic Front Derailleur
$549.99
Shimano's Dura-Ace Di2 Front Derailleur is the brains of their whole Di2 electronic shifting system. There's an ultra-compact CPU inside the beautiful carbon body that actually monitors the position of both derailleurs, ensuring that shifting is super fast and incredibly accurate shift after shift. It also creates a front derailleur that moves to maintain clearance between the chain and cage no matter what chainring/cog combination you choose (no rubbing or trimming). Even more impressive and important, this is the quickest shifting front derailleur available meaning you'll never miss a shift again and will hit the right ring faster than ever. Thanks to no cables and housing to stretch, wear, or fail, you'll also love Di2's amazing durability and consistently smooth, silent operation.
Shimano 105 Rear Derailleur (Long Cage)
$94.99
Shimano's 105 Rear Derailleur is a sweet upgrade. With a body of light and durable cold-forged aluminum in Shimano's wide-pivot design with their light-action spring, the shifting is practically effortless and always super smooth. The top pulley stays a uniform distance from each cassette cog ensuring that every shift resonates with the plunk of exact gear engagement.
SRAM Red Braze-On Front Derailleur (Steel Cage)
$125.99 - $139.99
SRAM's Red Front Derailleur takes precision shifting to new levels. Upshifting, downshifting and trimming are fast, easy and smooth as silk across the entire gear range with SRAM's proven actuation design. Plus, the steel cage is ultra stiff for quick, precise shifts. And, thanks to easily accessed limit screws and compatibility with both standard and compact cranksets, your shifting will be more dialed than ever before!
SRAM X9 2x10 Front Derailleur (High-clamp, Dual-pull)
$61.00
SRAM's X9 Front Derailleur sports an aluminum body, a stiff steel cage and a cutout design for exceptional durability with minimal weight. It provides, crisp, precise action for fast, smooth and reliable shifting season in and season out.
SRAM X5 Front Derailleur (Low-clamp, Dual-pull) 9-speed
$31.99
SRAM's X-5 Front Derailleur features rugged steel construction that means years of great shifting with crisp, precise action. And, the dual-pull cable routing allows this to be used on almost any frame out there.
Shimano XTR Shadow Rear Derailleur (Long Cage)
$219.99
If you expect every bit as much out of your equipment as you expect out of yourself, then XTR needs to be on your bike. Shimano's XTR components don’t just ask to be pushed to the limits, they demand it. Shimano's XTR Shadow Rear Derailleur comes to the game with super-light, cold forged-aluminum and carbon. It's strong spring keeps the body stable even when you're blasting through rough sections. The famously smooth, linear feel is still present, delivering precise shifts every time no matter what gear you're in. Plus, the Shadow design of this trick derailleur features direct cable routing while its low profile barely protrudes past the quick-release nut. These features mean there's much less risk of striking and damaging the derailleur or snagging the cable on roots or rocks.
Shimano Deore XT Front Derailleur (Down Swing, Clamp-On)
$59.99
Shimano's Deore XT Front Derailleur sports a lightweight aluminum cage that's chrome plated to reduce wear. Plus, the body boasts wide parallel pivots that provide fast, smooth and reliable shifts every time.
Shimano SLX Front Derailleur (Down Swing)
$49.99
Shimano's SLX Front Derailleur is built tough for enduro/all-mountain use and it shifts quickly and smoothly every time. Shimano tweaked the angles for improved rear tire clearance and easier access to adjustment screws.
Campagnolo Super Record Rear Derailleur
$574.99
Campagnolo's Super Record Rear Derailleur is the choice of professionals and is a perfect fit for your dream bike. Its arresting beauty is entwined with the highest technical precision available. Campagnolo uses an advanced-parallelogram design for precise, fast shifting every time. The construction groups carbon and cold-forged-aluminum hardware to create an ultra strong and extremely light derailleur. Plus, the pulleys roll on super-efficient ceramic bearings and are made from a special material that renders the drivetrain silent.
SRAM X7 Front Derailleur (Low-clamp, Dual-pull) 2 x 10-speed
$48.99
SRAM's X7 Front Derailleur is stiff, light and strong. It provides crisp, precise action for fast, smooth and reliable shifting season in and season out.
Shimano SLX Dyna-Sys 10-Speed Shadow Rear Derailleur
$79.99
Ride it all with Shimano's SLX Dyna-Sys 10-Speed Shadow Rear Derailleur. The radical design means that the Shadow is super-low profile; it barely protrudes more than the quick release nut. Direct cable routing fires off shifts super quick and reduces the chance of the cable snagging on roots and rocks. A stronger spring keeps the body more stable when blasting through technical terrain at speed and yields a firm, crisp shifting feel. Plus, the bracket axle keeps the derailleur body from contacting your chainstay and reduces chatter so you just concentrate on the best line.
Shimano Deore XT Rear Derailleur  (Mid Cage) (Top-Normal)
$119.99
Shimano's Deore XT Rear Derailleur is ready for the rigors of off-road riding and racing with a lightweight aluminum body and low-friction pivots for incredibly easy and smooth shifting. And the XT features 11-tooth pulleys, which alternate chain-link contact reducing wear and smoothing pedaling.
Shimano Alivio Front Derailleur
$29.99
Shimano's Alivio Front Derailleur features wide pivots and a rigid cage for fast shifting and trail-worthy durability. This 9-speed compatible derailleur also gives you clearance for mud guards or wide tires.
Page 1 of 7 Next page