Wheels Manufacturing Dropout Saver Repair Kit
Dropout Saver Repair Kit
Wheels Manufacturing

Wheels Manufacturing Dropout Saver Repair Kit

$37.00
In Stock

Wheels Manufacturing Dropout Saver Repair Kit restores damaged rear derailleur dropout threads with precision-machined thread inserts and a drill bit. Choose DS-1 (wide) or DS-2 (narrow) to match your dropout thickness.

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Available Options

Option Price Availability
Wheels Manufacturing, DS-1 Dropout saver threads, Wide dropout, Bag of 2 $37.00 In Stock
Wheels Manufacturing, DS-2 Dropout saver threads, Narrow dropout, Bag of 2 $37.00 In Stock

Product Details

Overview & Technology

Wheels Manufacturing Dropout Saver Repair Kit (DS-1 / DS-2) is a compact, shop-grade solution for restoring stripped or damaged threads in rear derailleur dropouts. The kit ships with a pilot drill bit and replaceable thread inserts made to sit securely in the dropout, rebuilding the bolt retention surface without replacing the frame or hanger. The inserts are precision-machined for consistent fit and function and are supplied in "thick" and "thin" profiles to match the varying wall thicknesses of modern dropouts. Two available variants—DS-1 for wide dropouts and DS-2 for narrow dropouts—ensure proper seating and thread engagement across most road and mountain frames.

Key Features & What's Included

What you get: a hardened pilot drill bit plus multiple replacement thread inserts. Typical kits include 3 thick and 2 thin replacements (bagged sets like DS-1 are sold in pairs for wide dropouts), making this a practical spare-parts solution for workshop use. • Precision thread inserts: machined for repeatable alignment and secure thread engagement. • Drill bit included: sized to prepare the damaged hole for the new insert. • Multiple profiles: thick and thin inserts match dropout wall thickness variations.

Fit, Compatibility & Installation Notes

The Dropout Saver threads are designed to restore the threaded hole that accepts the derailleur hanger bolt. Choose DS-1 (wide) for thicker/wider dropouts and DS-2 (narrow) for thinner dropouts. Each variant comes as a bagged set (Bag of 2) intended for shop use or to carry as spares. Installation requires basic frame-tool skills: drill to prepare the hole, seat the insert, and verify hanger alignment. This kit is intended for common alloy and steel dropouts; if your frame uses pressed or bonded inserts, or is a carbon dropout, verify compatibility before drilling. When in doubt, consult a professional mechanic to avoid further damage.

Who This Is For

This kit is ideal for home mechanics, bike shop techs, and trail riders who want a durable, low-cost repair option instead of replacing expensive frames or hangers. Mountain bikers in particular benefit from a compact repair solution—rock strikes and crashes commonly strip derailleur threads in back-country rides. If you maintain a fleet, teach workshops, or often travel with your bike, the Dropout Saver kit is a practical addition to your toolkit. It’s also useful for restoring older bikes where replacement parts or exact hanger matches are hard to find.

Key Features

  • ✓ Restore stripped derailleur dropout threads without replacing the frame
  • ✓ Precision-machined thread inserts in both thick and thin profiles
  • ✓ Includes pilot drill bit sized for reliable, centered hole preparation
  • ✓ Available as DS-1 (wide) and DS-2 (narrow) dropout variants
  • ✓ Compact, lightweight kit ideal for shop bench or roadside carry
  • ✓ Saves bikes and money by avoiding full hanger or frame replacement

Specifications

Misc DS-1 threads for thick dropout (Bag of 2)

Product Identifiers

Vendor Item # DS-1
UPC 836572001288

Frequently Asked Questions

What size threads does this kit repair?

The Dropout Saver inserts are made to replace the common threaded hole that secures a derailleur hanger. There are two profile variants—DS-1 for wide dropouts and DS-2 for narrow dropouts—to match dropout wall thickness. If you require an exact thread pitch spec, check your hanger bolt size or consult Forest Bikes support.

Can I use this on carbon dropouts or bonded inserts?

No. This kit is intended for metal dropouts (aluminum or steel). Carbon dropouts or bonded/pressed-in inserts require specialist repair to avoid damage. For carbon frames, contact a qualified frame builder or authorized service center.

Do I need special tools beyond the kit?

The kit includes the pilot drill bit and the thread inserts, but you may need a proper drill, a countersink or deburring tool, and a torque wrench for reinstalling the hanger. Depending on the frame and insert method, light tapping tools or an insertion driver may also be helpful.

How many repairs will one kit support?

Kits vary by SKU—bagged DS-1/DS-2 sets are sold as a Bag of 2 and typically include extra thick/thin inserts. A single bag can often restore two dropouts or provide multiple attempts on one dropout, depending on how many inserts you use and the damage extent.

Is this a permanent fix?

When installed correctly into a compatible metal dropout, the inserts provide a long-lasting repair that restores proper hanger retention. Proper drilling, seating, and torqueing are essential for a durable outcome—incorrect installation can reduce longevity.

Can I do this repair roadside during a ride?

The kit is compact and lightweight, but installation requires drilling and careful seating—tasks better performed at a bench with proper tools. For quick roadside stops, carry a spare derailleur hanger and the essential tools instead; use the Dropout Saver kit for a controlled repair later.

Buying Guide

When choosing a dropout thread repair kit, match the kit variant to your dropout thickness—DS-1 for wide dropouts and DS-2 for narrow. Consider whether your frame uses aluminum or steel dropouts; this type of insert is intended for metal dropouts only. If you carry spares for travel, the bagged two-pack is compact and provides redundancy. Also assess your tools and comfort level: a clean repair needs a drill, deburring tools, and a controlled workspace. If you lack those tools or are repairing a high-value frame, a professional installation will maximize longevity and safety.

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